From 345b49df28eb8a78b1230abcc4c3122870fb749e Mon Sep 17 00:00:00 2001
From: Matěj Cepl <mcepl@redhat.com>
Date: Wed, 13 Jan 2010 00:21:24 +0100
Subject: Information for offline capability

---
 offline-submit/lazarus.js | 4418 +++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 4418 insertions(+)
 create mode 100644 offline-submit/lazarus.js

(limited to 'offline-submit/lazarus.js')

diff --git a/offline-submit/lazarus.js b/offline-submit/lazarus.js
new file mode 100644
index 0000000..9db59b0
--- /dev/null
+++ b/offline-submit/lazarus.js
@@ -0,0 +1,4418 @@
+
+//declare namespace
+this.Lazarus = this.Lazarus || {}
+
+Lazarus.STATE_UNINITALIZED = 0; 
+Lazarus.STATE_DISABLED = 1;
+Lazarus.STATE_PASSWORD_REQUIRED = 2;
+Lazarus.STATE_ENABLED = 3;
+Lazarus.STATE_DISABLED_FOR_DOMAIN = 4;
+Lazarus.STATE_PRIVATE_BROWSING = 5;
+Lazarus.STATE_GENERATING_KEYS = 6;
+
+
+Lazarus.LOGIN_HOSTNAME = 'chrome://lazarus';
+Lazarus.LOGIN_REALM = 'Private Key Password';
+Lazarus.LOGIN_USERNAME = 'lazarus-private-key';
+
+Lazarus.IFRAME_NAME = '<content-editable-iframes>';
+Lazarus.MIN_TEXT_NEEDED_TO_SHOW_NOTIFICATION = 1024; //characters
+
+//flag to indicate if this browser is ready yet.
+Lazarus.initalized = false;
+
+//timers
+Lazarus.cleanupSavedFormsTimer = 0;
+Lazarus.autoSaveFormTimer = 0;
+
+//pointer to last autosave form.
+Lazarus.currAutoSaveForm = null;
+
+//pointer to the last editor (txetbox or iframe) that a user put input into.
+Lazarus.currentEditor = null;
+
+//flag to say if context menu is currently being shown
+Lazarus.isContextMenuShowing = false;
+
+/* known input types
+case "text":
+case "textarea":
+case "file":
+case "radio":
+case "checkbox":
+case "select":
+case "password":
+case "hidden":
+case "submit":
+case "reset":
+case "button":
+case "image":
+*/
+
+
+
+//array of editor infos that the user has typed into this session 
+Lazarus.editorInfos = [];
+
+
+/**
+* window has loaded
+*/
+Lazarus.init = function(){
+    
+    Lazarus.Global  = Components.utils.import("resource://lazarus/global.js").Global;
+    Lazarus.Crypto = Components.utils.import("resource://lazarus/crypto.js").Crypto;
+    
+    Lazarus.initalized = true;
+    Lazarus.initDevEnviroment();
+    
+    //set loading icon
+    Lazarus.refreshIcon();
+    Lazarus.repositionNotification();
+    
+    //Update UI elements 
+    Lazarus.$("lazarus-statusbaricon-tooltip-title").setAttribute("value", Lazarus.getString("lazarus.statusbarpanel.image.tooltip", Lazarus.getVersionStr() +" ["+ Lazarus.build +"]")); 
+    Lazarus.refreshMenuIcons();
+    Lazarus.Pref.addObserver('extensions.lazarus.showContextMenuIcons', Lazarus.refreshMenuIcons);
+    
+    if (Lazarus.getPref('extensions.lazarus.showDonateNotification')){
+      Lazarus.checkForDonateThanks();
+    }
+    
+    
+    //check crypto component (breaks a lot with various Linux builds)
+    if (Lazarus.checkCrypto()){      
+      //open the database
+      if (Lazarus.initDB()){
+        if (Lazarus.initEncryptionKeys()){
+          if (Lazarus.loadPublicKey()){
+              Lazarus.enable();
+          }
+            
+          Lazarus.refreshIcon();  
+
+          Lazarus.saveAutoSaveText();
+          
+          //remove expired forms
+          Lazarus.cleanupSavedForms();
+          
+          //hmmm, interesting. Cleaning the database makes little difference to the database size (33MB -> 32MB), 
+          // unless a lot of deletions have been made 
+          //
+          if (Lazarus.getPref('extensions.lazarus.cleanDatabaseAtStartup')){
+            Lazarus.cleanDB();
+          }        
+        }
+        //else we are generating new encryption keys, do nothing
+      }
+      else {
+        //errors *should* have been thrown in the error console.
+        //inform the user something went wrong :(
+        Lazarus.error("Failed to load database");
+        Lazarus.disable();
+      }
+    }
+    else {
+      Lazarus.error("Failed to load crypto component");
+      Lazarus.disable();
+    }
+    Lazarus.refreshIcon();  
+}
+
+/**
+* turn off the donate notifications if this user has donated.
+*/
+Lazarus.checkForDonateThanks = function(){
+
+  var onload = function(uri){
+    if (uri && uri.spec && uri.spec.indexOf('//lazarus.interclue.com/donate-thanks.html') > -1){
+      Lazarus.setPref('extensions.lazarus.showDonateNotification', false);
+      Lazarus.Event.remove("location-change", onload);
+    }
+  }
+  Lazarus.Event.add("location-change", onload);
+}
+
+/**
+* check to make sure the crypto component has loaded correctly
+*/
+Lazarus.checkCrypto = function(){
+  try {
+    var crypto = Components.classes["@labs.mozilla.com/Weave/Crypto;1"].createInstance(Components.interfaces.IWeaveCrypto);
+    return true;
+  }
+  catch(e){
+    return false;
+  }
+}
+
+/**
+* reposition the notification bar so that it's always the last element 
+*/
+Lazarus.repositionNotification = function(){
+    //#124: Zotero compatiilty problem
+    var notif = document.getElementById('lazarus-notification');
+    notif.parentNode.appendChild(notif);
+}
+
+
+
+/**
+* enables Lazarus for this browser
+*/
+Lazarus.enable = function(){
+    
+    Lazarus.saveAutoSavedForms(); 
+    
+    //add preference observers
+    Lazarus.Pref.addObserver("extensions.lazarus.expireSavedForms", Lazarus.startCleanupTimer);
+    Lazarus.Pref.addObserver("extensions.lazarus.expireSavedFormsInterval", Lazarus.startCleanupTimer);
+    Lazarus.Pref.addObserver("extensions.lazarus.showInStatusbar", Lazarus.refreshIcon);
+    
+    //we need to capture any onsubmit event from forms within a webpage
+    gBrowser.addEventListener("submit", Lazarus.onFormSubmit, false);
+    gBrowser.addEventListener("submit", Lazarus.saveLastSubmittedForm, false);
+    gBrowser.addEventListener("DOMContentLoaded", Lazarus.autofillEvent, true);
+    gBrowser.addEventListener("DOMContentLoaded", Lazarus.initRecoverForm, true);
+    gBrowser.addEventListener("reset", Lazarus.onFormReset, false);
+    gBrowser.addEventListener("change", Lazarus.onFormChange, false);
+    //we also need to save forms if people are typing into them.
+    gBrowser.addEventListener("keyup", Lazarus.onKeyUp, false);
+    
+	//kjd: removing lazarus icon for now
+    //gBrowser.addEventListener("keydown", Lazarus.onKeyDown, false);
+    
+        
+    //clear the saved forms if user wants to when "clear private data" is hit.
+    Lazarus.$("Tools:Sanitize").addEventListener("command", Lazarus.fireClearPrivateDataIfNoPrompt, false);
+    
+    //add handlers to the context menu
+    Lazarus.$("contentAreaContextMenu").addEventListener("popupshowing", Lazarus.onContextMenuShowing, false);
+    Lazarus.$("contentAreaContextMenu").addEventListener("popuphidden", Lazarus.onContextMenuHide, false);
+    
+    //need events when a user changes the current document
+    Lazarus.Event.add("location-change", Lazarus.onLocationChange);    
+    
+    Lazarus.Event.add("extension-uninstall", Lazarus.onUninstall);
+    Lazarus.Event.add("extension-uninstall-request", Lazarus.onUninstallRequest);
+    Lazarus.Event.add("application-startup", Lazarus.onStartUp);
+    Lazarus.Event.add("application-startup", Lazarus.removeOldForms);
+    Lazarus.Event.add("application-shutdown", Lazarus.fireClearPrivateDataOnShutdown);
+    Lazarus.Event.add("application-shutdown", Lazarus.onShutdown);
+    Lazarus.Event.add("clear-private-data", Lazarus.onClearPrivateData);
+        
+    Lazarus.startCleanupTimer();
+        
+    //show the statusbar image (if user wants it)
+    Lazarus.refreshIcon();    
+}
+
+
+Lazarus.onKeyDown = function(evt){
+  var ele = evt.target;
+    
+  //ignore if we have already attached an onblur handler to this element
+  if (!ele.lazarusIconAdded){
+    switch(Lazarus.getElementType(ele)){
+      case "text":
+      case "password":
+      case "textarea":
+        //are we saving this element?
+        var form = Lazarus.findFormFromElement(ele);
+        var editor = Lazarus.findEditorFromElement(ele);
+        if ((form && Lazarus.shouldSaveForm(form)) || (editor && Lazarus.shouldSaveEditorInfo(form))){
+          //highlight element
+          Lazarus.addBackgroundIcon(ele);
+        }
+        else {
+          //ignore furthur keypresses on this element?
+        }
+        
+      default:
+        //ignore this element
+    }
+  }
+}
+
+
+Lazarus.addBackgroundIcon = function(ele){
+
+  if (!ele.lazarusIconAdded){
+    ele.lazarusIconAdded = true;
+
+    var doc = ele.ownerDocument;
+    if (!doc.lazarusIcon){
+      var div = doc.createElement('div');
+      div.style.width = "11px";
+      div.style.height = "14px";
+      div.style.position = "absolute";
+      div.style.background = "url("+ Lazarus.icon +") no-repeat center center";
+      div.title = Lazarus.getString('Lazarus.savingText'); 
+      doc.body.appendChild(div);
+      doc.lazarusIcon = div;
+    }
+    //now position the image over the end of the textbox
+    var rect = ele.getBoundingClientRect();
+    doc.lazarusIcon.style.top = rect.top +"px";
+    doc.lazarusIcon.style.left = (rect.right - parseInt(doc.lazarusIcon.style.width)) +"px";
+    doc.lazarusIcon.style.display = "block";
+    
+    var onBlur = function(){
+      //hide the icon
+      doc.lazarusIcon.style.display = "none";
+      ele.lazarusIconAdded = false;
+    }
+    
+    //when adding the icon, we should hide it on blur
+    ele.addEventListener("blur", onBlur, false);
+  }
+}
+
+
+/**
+* restart the browser
+*/
+Lazarus.restart = function(){
+  var nsIAppStartup = Components.interfaces.nsIAppStartup;
+  Components.classes["@mozilla.org/toolkit/app-startup;1"].getService(nsIAppStartup).quit(nsIAppStartup.eRestart | nsIAppStartup.eAttemptQuit);
+}
+
+/**
+* turns Lazarus off for this browser
+*/
+Lazarus.disable = function(){
+    
+    //add preference observers
+    Lazarus.Pref.addObserver("extensions.lazarus.expireSavedForms", Lazarus.startCleanupTimer);
+    Lazarus.Pref.addObserver("extensions.lazarus.expireSavedFormsInterval", Lazarus.startCleanupTimer);
+    Lazarus.Pref.addObserver("extensions.lazarus.showInStatusbar", Lazarus.refreshIcon);
+    
+    //we need to capture any onsubmit event from forms within a webpage
+    gBrowser.removeEventListener("submit", Lazarus.onFormSubmit, false);
+    gBrowser.removeEventListener("submit", Lazarus.saveLastSubmittedForm, false);
+    gBrowser.removeEventListener("DOMContentLoaded", Lazarus.autofillEvent, true);
+    gBrowser.removeEventListener("DOMContentLoaded", Lazarus.initRecoverForm, true);
+    gBrowser.removeEventListener("reset", Lazarus.onFormReset, false);
+    gBrowser.removeEventListener("change", Lazarus.onFormChange, false);
+    //we also need to save forms if people are typing into them.
+    gBrowser.removeEventListener("keyup", Lazarus.onKeyUp, false);
+    
+    //need events when a user changes the current document
+    Lazarus.Event.remove("location-change", Lazarus.onLocationChange);
+        
+    //clear the saved forms if user wants to when "clear private data" is hit.
+    Lazarus.$("Tools:Sanitize").removeEventListener("command", Lazarus.fireClearPrivateDataIfNoPrompt, false);
+        
+    Lazarus.stopCleanupTimer();
+    
+    //and close the database
+    Lazarus.db.close();
+    
+    //update the statusbar image 
+    Lazarus.refreshIcon();
+}
+
+/**
+* return TRUE if we can encrypt a string (ie the Crypto component is working, and the public key exists)
+*/
+Lazarus.canEncrypt = function(){
+    return Lazarus.Crypto.publicKey ? true : false;
+}
+
+Lazarus.canDecrypt = function(){
+    return Lazarus.Crypto.privateKey ? true : false;
+}
+
+
+
+/**
+* initalizes the lazarus recover-form page
+*/
+Lazarus.initRecoverForm = function(evt){
+    var doc = evt.originalTarget;
+    if (Lazarus.isDocRecoveryForm(doc)){
+        doc.title = Lazarus.getString("recoverform.title");
+        
+        //Lazarus.$('heading', doc).innerHTML = Lazarus.getString("recoverform.title");
+        Lazarus.$('description', doc).innerHTML = Lazarus.getString("recoverform.description");
+        Lazarus.$('notes', doc).innerHTML= Lazarus.getString("recoverform.notes");
+        
+        Lazarus.$('form-url-label', doc).innerHTML= Lazarus.getString("recoverform.form.url");
+        Lazarus.$('form-action-label', doc).innerHTML= Lazarus.getString("recoverform.form.action");
+        Lazarus.$('notes', doc).innerHTML= Lazarus.getString("recoverform.notes");
+        
+        var m = doc.URL.match(/[\?&]id=(\d+)/)
+        var id = m ? parseInt(m[1]) : -1;
+        if (id > -1){
+            var row = Lazarus.db.getRow("SELECT * FROM forms WHERE id = ?1", id);        
+            if (row){
+                if (Lazarus.canDecrypt()){
+                    var formInfo = Lazarus.JSON.decode(Lazarus.decrypt(row["forminfo"]));
+                    
+                    Lazarus.$('form-url', doc).innerHTML = formInfo.origURL ? Lazarus.generateLinkFromURL(formInfo.origURL) : '';
+                    Lazarus.$('form-action', doc).innerHTML = formInfo.action ? Lazarus.generateLinkFromURL(formInfo.action) : '';
+                    
+                    var form = Lazarus.buildForm(formInfo, doc);
+                    form.setAttribute("lazarus-form-id", row["formid"]);
+                    Lazarus.$('form-box', doc).appendChild(form);
+                    Lazarus.restoreForm(form, formInfo);
+                }
+                else {
+                    //need to explain to user why we cannot fill in the form 
+                    Lazarus.showNotificationBox("password-required");
+                }
+            }
+            else {
+                Lazarus.$('form-box', doc).innerHTML = Lazarus.getString("error.form.not.found");
+                Lazarus.$('form-box', doc).className = "warning";
+            }
+        }
+        else {
+            Lazarus.$('form-box', doc).innerHTML = Lazarus.getString("error.form.not.found");
+            Lazarus.$('form-box', doc).className = "warning";
+        }
+    }
+}
+
+/**
+* return TRUE if the given document is the lazarus Recover Form page.
+*/
+Lazarus.isDocRecoveryForm = function(doc){
+    return (doc && doc.URL && doc.URL.indexOf("chrome://lazarus/content/recover-form.html") == 0);
+}
+
+/**
+* generate an HTML link given a url.
+* if url is too long, then truncate url to maxChars
+*/
+Lazarus.generateLinkFromURL = function(url, maxChars){
+    
+    maxChars = maxChars || 50;
+    
+    if (/^(file|http|https):/.test(url)){
+        var text = url;
+        if (text.length > maxChars){
+            text = text.substring(0, maxChars -3) +"...";
+        }
+        
+        return '<a href="'+ Lazarus.htmlEncode(url) +'" title="'+ Lazarus.htmlEncode(url) +'">'+ Lazarus.htmlEncode(text) +'</a>';
+    }
+    else {
+        return Lazarus.htmlEncode(url);
+    }
+}
+
+/**
+* encode a string for display in an html page
+*/
+Lazarus.htmlEncode = function(str){
+    str = str.replace(/&/g, "&amp;");
+    str = str.replace(/</g, "&lt;");
+    str = str.replace(/>/g, "&gt;");
+    str = str.replace(/"/g, "&quot;");
+    return str;
+}
+
+/**
+* builds an HTML form from a formInfo object
+*/
+Lazarus.buildForm = function(formInfo, doc){
+    var form = doc.createElement("form");
+    form.setAttribute("method", formInfo.method || "get");
+    form.setAttribute("enctype", formInfo.enctype || "");
+    //support for AJAX textareas
+    form.isTextarea = formInfo.isTextarea;
+    
+    for(var name in formInfo.fields){
+        for (var i=0; i<formInfo.fields[name].length; i++){
+            var fieldInfo = formInfo.fields[name][i];
+            var ele = null;
+            var eleLabel = '';
+            switch(fieldInfo.type){
+                case "radio":
+                case "checkbox":
+                    if (formInfo.version && formInfo.version >= 1 && fieldInfo.value && typeof fieldInfo.value.valueAttr != "undefined"){
+                        ele = doc.createElement("input");
+                        ele.setAttribute("type", fieldInfo.type);
+                        ele.setAttribute("value", fieldInfo.value.valueAttr);
+                        eleLabel = name +"["+ fieldInfo.value.valueAttr +"]";
+                    }
+                    break;
+                
+                case "password":
+                case "hidden":
+                case "file":
+                case "text":
+                    ele = doc.createElement("input");
+                    ele.setAttribute("type", fieldInfo.type);
+                    break;
+
+                case "textarea":
+                    ele = doc.createElement("textarea");
+                    break;
+
+                case "select":
+                    if (formInfo.version && formInfo.version >= 1 && Lazarus.isArray(fieldInfo.value) && fieldInfo.value.length){
+                        ele = doc.createElement("select");
+                    
+                        for (var i=0; i<fieldInfo.value.length; i++){
+                            var opt = doc.createElement("option");
+                            opt.setAttribute("value", fieldInfo.value[i]);
+                            opt.appendChild(doc.createTextNode(fieldInfo.value[i]));
+                            ele.appendChild(opt);
+                        }
+                        if (fieldInfo.value.length > 1){
+                            ele.setAttribute("size", fieldInfo.value.length);
+                            ele.setAttribute("multiple", "true");
+                        }
+                    }
+                    break;
+                
+                //no saved
+                case "submit":
+                case "reset":
+                case "button":
+                case "image":
+                    break;
+                    
+                case "iframe":
+                    //ignore iframes for now?
+                    break;
+                    
+                default:
+                    Lazarus.error("Unknown element type ["+ fieldInfo.type +"]");
+            }       
+            
+            if (ele){
+                if (fieldInfo.type == "hidden"){
+                    form.appendChild(ele);
+                }
+                else {
+                    var box = doc.createElement("div");
+                    box.setAttribute("class", "form-field-box");
+                    
+                    var label = doc.createElement("label");
+                    var text = doc.createTextNode(eleLabel || name);
+                    label.appendChild(text);
+                    box.appendChild(label);
+                
+                    ele.setAttribute("name", fieldInfo.name);
+                    ele.setAttribute("class", "form-field "+ fieldInfo.type);
+                    box.appendChild(ele);
+                    form.appendChild(box);
+                }
+            }
+        }
+    }
+    
+    return form;
+}
+
+/**
+* save the last submitted form id for use in auto restore template
+*/
+Lazarus.saveLastSubmittedForm = function(evt){
+    var form = Lazarus.findFormFromElement(evt.target);
+    if (form){
+        Lazarus.lastSubmittedFormId = Lazarus.getFormId(form);        
+    }    
+}
+
+/**
+* call autofill if this is a valid html document.
+*/
+Lazarus.autofillEvent = function(evt){
+    if (evt.originalTarget instanceof HTMLDocument){
+        Lazarus.autofillDoc(evt.originalTarget);
+    }
+}
+
+
+/**
+* convert a string of HTML into human readable text
+*/
+Lazarus.htmlToText = function(html){
+    
+    //replace headings (</h1>) and paragraph ends with 2 line breaks
+    var text = html.replace(/\s*<\/((h\d)|p)\s*>\s*/ig," \n\n");
+    
+    //replace divs blocks with single line breaks
+    text = text.replace(/\s*<(\/div)\b[^>]*>\s*/ig,"\n");
+    
+    //replace list items with line breaks and dots
+    text = text.replace(/\s*<(li)\b[^>]*>\s*/ig,"\n * ");
+    
+    //replace line breaks
+    text = text.replace(/<(br)\b[^>]*>/ig,"\n"); 
+    
+    //strip all other tags
+    text = text.replace(/<(\/|\w)[^>]*>/g,' ');
+    
+    //convert html spaces into normal spaces
+    text = text.replace(/&nbsp;/g, ' ');
+    
+    //compress whitespace
+    text = text.replace(/[ \t\f\v]+/g, ' ');
+    
+    //never have more than 2 line breaks in a row.
+    text = text.replace(/\n\s*?\n(\s*?\n)*/g, "\n\n");
+    
+    //and finally trim.
+    text = text.replace(/^\s+/, '').replace(/\s+$/, '');
+    
+    return text;
+}
+
+
+/**
+* return TRUE if forms on the given document should be saved 
+*/
+Lazarus.isValidDoc = function(doc){
+    return (doc && doc.URL && /^(file|http|https):/.test(doc.URL));
+}
+
+/**
+* autofills forms found in the given document with there respective templates if they exist
+*/
+Lazarus.autofillDoc = function(doc){
+
+    if (Lazarus.isValidDoc(doc) && doc.forms && doc.forms.length){
+        var rsAutoFillTemplates = Lazarus.db.rs("SELECT id, formid FROM forms WHERE autofill = 1 AND savetype = "+ Lazarus.FORM_TYPE_TEMPLATE +" ORDER BY created DESC");
+        if (rsAutoFillTemplates.length > 0){
+            var templates = {};
+            //convert the template id's to a hash table
+            //TODO: there should only ever be one autofill template for a given form
+            //raise a warning if this is not the case
+            for (var i=0; i<rsAutoFillTemplates.length; i++){
+                templates[rsAutoFillTemplates[i]["formid"]] = rsAutoFillTemplates[i]["id"];
+            }
+            
+            for (var i=0; i<doc.forms.length; i++){
+                var form = doc.forms[i];
+                var formId = Lazarus.getFormId(form);
+                //only autofill if the form is empty, and the form hasn't just been submitted.
+                if (formId != Lazarus.lastSubmittedFormId && templates[formId] && Lazarus.isFormEmpty(form)){
+                    //if the user has a password and is not yet logged in, then we cannot autofill the form
+                    if (Lazarus.canDecrypt()){
+                        var encryptedFormInfo = Lazarus.db.getStr("SELECT forminfo FROM forms WHERE id = ?1", templates[formId]);
+                        var formInfo = Lazarus.JSON.decode(Lazarus.decrypt(encryptedFormInfo));
+                        Lazarus.restoreForm(form, formInfo);
+                    }
+                    else {
+                        //need to explain to user why we cannot autofill the template.
+                        Lazarus.showNotificationBox("password-required-autofill");
+                        break;
+                    }
+                }
+            }
+        }
+    }
+    
+    //if this is the currently visible tab, then clear the lastSubmittedFormId
+    if (content.document && doc === content.document){
+        Lazarus.lastSubmittedFormId = null;
+    }
+}
+
+/**
+* return TRUE if the given form contains no user entered text.
+*/
+Lazarus.isFormEmpty = function(form){
+    for (var i=0; i<form.elements.length; i++){
+        var ele = form.elements[i];
+        switch (Lazarus.getElementType(ele)){
+            case "text":
+            case "textarea":
+            case "file":
+            case "password":
+                var text = Lazarus.getElementValue(ele);
+                if (Lazarus.trim(text)){
+                    return false;
+                }
+                
+            //ignore other input types
+            default:
+        }
+    }
+    return true;
+}
+
+/**
+* initalise any developer specific functionality
+*/
+Lazarus.initDevEnviroment = function(){
+    
+    if (Lazarus.getExtPref("openErrorConsoleAtStartup", false)){ 
+        //open the javascript console
+        toJavaScriptConsole();
+    }
+    
+    if (Lazarus.getExtPref("debugMode") >= 4){
+        Lazarus.$('lazarus-statusbar-menuitem-test').hidden = false; 
+    }
+}
+
+/**
+* handle text within the address bar changing
+*/
+Lazarus.onLocationChange = function(evt){
+    //only close the notification if current page was not the result of submitting a form.
+    if (!Lazarus.lastSubmittedFormId){
+        Lazarus.closeNotificationBox(true);
+    }
+    Lazarus.refreshIcon();
+}
+
+/**
+* fire the "clear private data" event
+*/
+Lazarus.fireClearPrivateDataIfNoPrompt = function(){
+    if (!Lazarus.getPref("privacy.sanitize.promptOnSanitize", true)){
+        Lazarus.Event.fire("clear-private-data");
+    }
+}
+
+
+/**
+* return the current state of lazarus
+*/
+Lazarus.getState = function(){
+    if (!Lazarus.initalized){
+        return Lazarus.STATE_UNINITALIZED;
+    }
+    else if (Lazarus.Crypto.generatingKeys || Lazarus.cleaningDatabase){
+        return Lazarus.STATE_GENERATING_KEYS;
+    }
+    else if (!Lazarus.canEncrypt()){
+        return Lazarus.STATE_DISABLED;
+    }
+    else if (Lazarus.isDisabledByPrivateBrowsing()){
+        return Lazarus.STATE_PRIVATE_BROWSING;
+    }
+    else if (Lazarus.isPageDisabled()){
+        return Lazarus.STATE_DISABLED_FOR_DOMAIN;
+    }
+    else if (!Lazarus.canDecrypt()){
+        return Lazarus.STATE_PASSWORD_REQUIRED;
+    }
+    //all good?
+    else {
+        return Lazarus.STATE_ENABLED;
+    }
+}
+
+/**
+* fix for multiline xul:description elements
+*/
+Lazarus.setDescriptionText = function(ele, text){
+    for (var i=ele.childNodes.length-1; i>=0; i--){
+        ele.removeChild(ele.childNodes[i]);
+    }
+    ele.appendChild(ele.ownerDocument.createTextNode(text));
+}
+
+/**
+* updates the statusbar icon
+*/
+Lazarus.refreshIcon = function(){
+
+    Lazarus.$("lazarus-statusbarpanel").hidden = !Lazarus.getExtPref("showInStatusbar");
+    
+    var iconURL = "";
+    var tooltipId = "";
+     
+    switch (Lazarus.getState()){
+        case Lazarus.STATE_ENABLED:
+            iconURL = "chrome://lazarus/skin/lazarus.png";    
+            tooltipId = "lazarus-statusbaricon-tooltip-enabled"         
+            break;
+        
+        case Lazarus.STATE_GENERATING_KEYS: 
+            iconURL = 'chrome://lazarus/skin/lazarus-loading.gif';
+            tooltipId = 'lazarus-statusbaricon-tooltip-generatingkeys';
+            break;
+            
+        case Lazarus.STATE_PASSWORD_REQUIRED:
+            iconURL = "chrome://lazarus/skin/lazarus-login.png"; 
+            tooltipId = "lazarus-statusbaricon-tooltip-passwordrequired";     
+            break;   
+
+        case Lazarus.STATE_DISABLED_FOR_DOMAIN:
+            iconURL = "chrome://lazarus/skin/lazarus-disabled.png"; 
+            tooltipId = "lazarus-statusbaricon-tooltip-disabledfordomain";     
+            break; 
+        
+        case Lazarus.STATE_PRIVATE_BROWSING:
+            iconURL = "chrome://lazarus/skin/lazarus-disabled.png";
+            tooltipId = "lazarus-statusbaricon-tooltip-private-browsing";              
+            break;
+            
+        case Lazarus.STATE_UNINITALIZED:
+        case Lazarus.STATE_DISABLED:
+        default:
+            iconURL = "chrome://lazarus/skin/lazarus-disabled.png";
+            tooltipId = "lazarus-statusbaricon-tooltip-disabled";
+    }
+    
+    //this appears to screw over firefox, missing images and such, if called during startup?
+    //NOTE: firfox must be completely closed for this effect, using "restart" will NOT recreate it.
+    //Lazarus.setDescriptionText(Lazarus.$("lazarus-statusbaricon-tooltip-description"), tooltip);
+    
+    Lazarus.$("lazarus-statusbarpanel-image").setAttribute("src", iconURL);
+    Lazarus.$("lazarus-statusbarpanel-image").setAttribute("tooltip", tooltipId);
+}
+
+/**
+* displays the lazarus welcome message
+*/
+Lazarus.showWelcome = function(){
+    //dont show the welcome message immediately, need to wait a sec so the 
+    //browser is open, and we can center the dialog relative to it.
+    //~ setTimeout(function(){
+        //~ Lazarus.openOptionsDialog("welcome-pane");
+    //~ }, 100);
+    
+    //hmmm, session recovery is happening after this event, 
+    //which is replacing our tab with the recovered sessions tabs
+    setTimeout(function(){
+        Lazarus.openLazarusWebsite("oninstall.html?ver="+ Lazarus.getVersionStr());
+    }, 3000);
+}
+
+/**
+* opens the lazarus onupdate page for this version of lazarus
+*/
+Lazarus.showUpdatePage = function(){
+    //hmmm, session recovery is happening after this event, 
+    //which is replacing our tab with the recovered sessions tabs
+    setTimeout(function(){
+        Lazarus.openLazarusWebsite("onupdate.html?ver="+ Lazarus.getVersionStr());
+    }, 3000);
+}
+
+
+/**
+* handle when the first browser window is opened.
+*/
+Lazarus.onStartUp = function(){
+    
+}
+
+/**
+* onUninstall
+*/
+Lazarus.onUninstall = function(ext){
+    
+    if (ext.id == Lazarus.guid){
+        
+        //var msg = '';
+        if (Lazarus.getExtPref("uninstall.removeSavedForms", false)){
+            //remove database
+            //unable to disconnect the database, so the best we can do is empty it. 
+            Lazarus.emptyDB();
+            
+        }
+        if (Lazarus.getExtPref("uninstall.removeUserSettings", false)){
+            //cleanup prefs 
+            Lazarus.killPref("extensions.lazarus");
+            Lazarus.Pref.savePrefFile();
+        }
+    }
+}
+
+/**
+* 
+*/
+Lazarus.onUninstallRequest = function(ext){
+    if (ext.id == Lazarus.guid){
+        //ask the user if we should remove their preferences/saved forms
+        //we need this dialog to appear from the addons dialog (if it exists)
+        //~ var wm = Components.classes["@mozilla.org/appshell/window-mediator;1"].getService(Components.interfaces.nsIWindowMediator);
+        //~ var win = wm.getMostRecentWindow("Extension:Manager");
+        
+        //~ //if theres no extension manager window (eg all-in-one-sidebar)
+        //~ //use this window to open the dialog
+        //~ if (!win){
+            //~ win = window;
+        //~ }
+        //disabling dialog, uninstall process is stuffed up
+        //win.openDialog("chrome://lazarus/content/uninstall.xul", "LazarusUninstallOptions", "chrome,dialog,modal,resizable=yes,titlebar=yes");
+    }
+}
+
+
+/**
+* return TRUE if the given editor still exists in the browser
+*/
+Lazarus.editorExists = function(info){
+    try {
+        //KLUDGE:
+        //if a page is refreshed then the page remains, even if you then navigate away from it.
+        //it appears to still exist, even though the user cannot see it.
+        if (Lazarus.isIframe(info.editor) && (!info.editor.contentWindow || !info.editor.contentWindow.document)){
+            return false;
+        }
+        else {
+            return (info.editor.ownerDocument.defaultView && (info.url == info.editor.ownerDocument.defaultView.top.location.href));
+        }
+    }
+    catch(e){
+        return false;
+    }
+}
+
+
+Lazarus.saveEditorInfo = function(info, saveType){
+
+
+    if (Lazarus.shouldSaveEditorInfo(info)){
+
+        var textHash = Lazarus.md5(info.text);
+        
+        if (saveType == Lazarus.FORM_TYPE_AUTOSAVE){
+            var record = Lazarus.db.getRow("SELECT id, text_hash FROM textdata WHERE domain_hash = ?1 AND savetype = ?2 LIMIT 1", info.domainHash, Lazarus.FORM_TYPE_AUTOSAVE);
+            //if form hasn't changed
+            if (record && record.text_hash == textHash){
+                //do nothing...
+            }
+            //if it has changed, or doesn't exist yet, save the changes
+            else {
+                Lazarus.debug("Saving textdata - autosave", info);
+                if (record){
+                    Lazarus.db.exe("DELETE FROM textdata WHERE id = ?1", record.id);
+                    //and get rid of any fulltext index as well
+                    Lazarus.db.exe("DELETE FROM textdata_fulltext WHERE docid = ?1", record.id);
+                }
+                var encText = Lazarus.encrypt(info.text);
+                var encSummary = Lazarus.encrypt(info.summary);
+                
+                var id = Lazarus.db.insert("INSERT INTO textdata (text_encrypted, summary_encrypted, created, domain_hash, url_encrypted, text_hash, text_length, savetype) \
+                    VALUES (?1, ?2, ?3, ?4, ?5, ?6, ?7, ?8)", 
+                    encText, encSummary, info.created, info.domainHash, info.urlEncrypted, textHash, info.text.length, Lazarus.FORM_TYPE_AUTOSAVE);
+                
+                //and update the full text index,
+                if (!Lazarus.getPref('extensions.lazarus.disableSearch')){
+                    //we're going to add domain info into this as well
+                    var hashedText = Lazarus.hashText(info.text);
+                    hashedText += ' '+ Lazarus.hashText(info.domain.replace(/\./g, ' '));
+                    Lazarus.db.exe("INSERT INTO textdata_fulltext (docid, hashed_text) VALUES (?1, ?2)", id, hashedText);
+                }
+            }
+        }
+        else {
+            
+            //if the info object already exists, with exactly the same text, then just update the timestamp
+            var id = Lazarus.db.getInt("SELECT id FROM textdata WHERE domain_hash = ?1 AND text_hash = ?2 LIMIT 1", info.domainHash, textHash);
+            if (id){
+                Lazarus.debug("Updating textdata - perm", info);
+                Lazarus.db.exe("UPDATE textdata SET created = ?1, savetype = ?2 WHERE id = ?3", info.created, Lazarus.FORM_TYPE_NORMAL, id);
+            }
+            //otherwise, insert a new info object
+            else {
+                Lazarus.debug("Saving textdata - perm", info);
+                var encText = Lazarus.encrypt(info.text);
+                var encSummary = Lazarus.encrypt(info.summary);
+                
+                var id = Lazarus.db.insert("INSERT INTO textdata (text_encrypted, summary_encrypted, created, domain_hash, url_encrypted, text_hash, text_length, savetype) \
+                    VALUES (?1, ?2, ?3, ?4, ?5, ?6, ?7, ?8)", 
+                    encText, encSummary, info.created, info.domainHash, info.urlEncrypted, textHash, info.text.length, Lazarus.FORM_TYPE_NORMAL);
+                
+                if (!Lazarus.getPref('extensions.lazarus.disableSearch')){
+                    var hashedText = Lazarus.hashText(info.text);
+                    hashedText += ' '+ Lazarus.hashText(info.domain.replace(/\./g, ' '));
+                    Lazarus.db.exe("INSERT INTO textdata_fulltext (docid, hashed_text) VALUES (?1, ?2)", id, hashedText);
+                }
+            }
+        }
+    }
+}
+
+
+/**
+* genereate a random seed for use in the hashing function
+*/
+Lazarus.generateRandomHashSeed = function(){
+    var rnd = Math.random().toString() +':'+ Lazarus.timestamp(true).toString();
+    return Lazarus.FNV1a(rnd);
+}
+
+
+/**
+* hashes individual words in a bunch of text
+*/
+Lazarus.hashText = function(text){
+
+    //we'll need to grab the seed from the database.
+    var seed = Lazarus.db.getStr("SELECT value FROM settings WHERE name = 'hash-seed'");
+    
+    if (!seed){
+        seed = Lazarus.generateRandomHashSeed();
+        Lazarus.db.exe("INSERT INTO settings (name, value) VALUES ('hash-seed', ?1)", seed);
+        //and delete the full text index, because none of the others will work any more
+        Lazarus.db.exe("DELETE FROM textdata_fulltext");      
+    }
+    
+    //var p = new Profiler("hashedText: "+ text.length);
+    var map = {};
+    //p.mark("setup");
+    
+    //remove all non-text characters (strip HTML?)
+    text = Lazarus.trim(text.toLowerCase().replace(/[^\s\w\-_]+/g, ' '));
+    //p.mark("remove non-text: "+ text.length);
+    
+    var words = text.split(/\s+/g);
+    //p.mark("split into words : "+ words.length);
+		//we should also remove useless words (like "the", "and", "as" etc...)
+    var len = words.length;
+    var hashedWords = [];
+    for (var i=0; i<len; i++){
+        var word = words[i];        
+        if (!map[word]){
+            map[word] = Lazarus.FNV1a(word, seed);
+        }
+        hashedWords.push(map[word]);
+    }
+    //p.mark("hash words");
+    
+    //hashed text comes out at 70,000 characters for a 56,000 character start.
+    //acceptable.
+    var hashedText = hashedWords.join(" ");
+    //debug(p.stop("join text: "+ hashedText.length));
+    return hashedText; 
+}
+
+
+/**
+* hash text within a MATCH query whilst keeping SQLite MATCH keywords/characters
+*/
+Lazarus.hashQuery = function(query){
+    //phrase searches ('"broccoli cheese"')
+    //Excluding terms ('onions -celery')
+    //OR queries ('onions OR cheese')
+    //Prefix search ('ch*') cannot be used due to hashing of the text strings.
+    return query.replace(/\w+/g, function(m){
+        if (m.toLowerCase() == "or"){
+            return "OR";
+        }
+        else {
+            return Lazarus.hashText(m);
+        }
+    });
+}
+
+Lazarus.saveAutoSaveText = function(){
+    Lazarus.db.exe("UPDATE textdata SET savetype = ?1 WHERE savetype = ?2", Lazarus.FORM_TYPE_NORMAL, Lazarus.FORM_TYPE_AUTOSAVE);
+}
+
+Lazarus.autoSaveEditors = function(){
+    
+    //NOTE: traversing backwards through the list so we can remove items without it affecting 
+    //the rest of the list
+    var removed = [];
+    
+    for (var i=Lazarus.editorInfos.length-1; i>=0; i--){
+        var info = Lazarus.editorInfos[i];
+        //the page may have been submitted, or closed without submitting
+        //if the editor is suddenly empty, we should assume it has been submitted (possibly via AJAX)
+        if (!Lazarus.editorExists(info) || Lazarus.getEditorInfo(info.editor).isEmpty){
+            removed.push(info);
+            Lazarus.editorInfos.splice(i, 1);
+        }
+    }
+    
+    //and save any that have been removed
+    for (var i=0; i<removed.length; i++){
+        Lazarus.saveEditorInfo(removed[i]);
+    }
+    
+    //we also want to update the current textbox (if any)
+    
+    //all others should be saved as "temporary saves"
+    for (var i=0; i<Lazarus.editorInfos.length; i++){
+        if (Lazarus.editorInfos[i].editor === Lazarus.currentEditor){
+            Lazarus.saveEditorInfo(Lazarus.editorInfos[i], Lazarus.FORM_TYPE_AUTOSAVE);
+            break;
+        }
+    }
+    
+    if (Lazarus.editorInfos.length == 0){
+        Lazarus.stopEditorAutoSaveTimer();
+    }
+}
+
+
+/**
+* return the previous editosInfo 
+*/
+Lazarus.getPreviousEditorInfo = function(editor){
+    for (var i=0; i<Lazarus.editorInfos.length; i++){
+        if (Lazarus.editorInfos[i].editor === editor){
+            return Lazarus.editorInfos[i];
+        }
+    }
+    return null;
+}
+
+
+/**
+* remove an editor info object from our list
+*/
+Lazarus.removeEditorInfo = function(info){
+    for (var i=0; i<Lazarus.editorInfos.length; i++){
+        if (Lazarus.editorInfos[i].editor === info.editor){
+            Lazarus.editorInfos.splice(i, 1);
+            return true;
+        }
+    }
+    return false;
+}
+
+
+/**
+* update editor info
+*/
+Lazarus.updateEditorInfo = function(info){
+    for (var i=0; i<Lazarus.editorInfos.length; i++){
+        if (Lazarus.editorInfos[i].editor === info.editor){
+            Lazarus.editorInfos[i] = info;
+            return true;
+        }
+    }
+    return false;
+}
+
+
+
+/**
+* save forms if people are typing into them
+*/
+Lazarus.onKeyUp = function(evt){
+    //dont save form for every keypress (CPU hog)
+    //we'll restart a timer whenever a key is pressed, 
+    //and save when the timer fires.
+    var form = Lazarus.findFormFromElement(evt.target);
+    
+    if (Lazarus.isPageDisabled()){
+        return;
+    }
+    
+    //if the event happened within a form, set a timer to auto save the form
+    if (form && form.ownerDocument instanceof HTMLDocument){
+        Lazarus.restartAutoSaveTimer(form);
+    }
+    
+    //we'll do the same for textarea's and contentEditable iframes
+    var editor = Lazarus.findEditorFromElement(evt.target);
+    
+    if (editor){
+    
+        Lazarus.currentEditor = editor;
+        
+        var info = Lazarus.getEditorInfo(editor);
+        var prevInfo = Lazarus.getPreviousEditorInfo(editor);
+        
+        if (prevInfo){
+            //if the textbox is suddenly empty, the form may have been submitted or reset (or all contents removed (ctrl+a + del))
+            if (info.isEmpty){
+                Lazarus.saveEditorInfo(prevInfo);
+                //then remove the editorInfo from the list
+                Lazarus.removeEditorInfo(prevInfo);
+            }
+            //otherwise update the previous editorInfo, and wait for the timer to save it.
+            else {
+                Lazarus.updateEditorInfo(info);
+            }
+        }
+        //this is the first time the user has typed into this textbox
+        //save it, if it's got some text in it
+        else if (!info.isEmpty){
+            Lazarus.editorInfos.push(info);
+            Lazarus.restartEditorAutoSaveTimer();
+        }
+        else {
+            //editor is empty, dont keep it
+        }
+        
+        Lazarus.restartEditorAutoSaveTimer();
+    }
+}
+
+
+/**
+* return an editor info object
+*/
+Lazarus.getEditorInfo = function(editor){
+    var info = {}
+    info.editor = editor;
+    info.text = Lazarus.extractText(editor);
+    info.isEmpty = Lazarus.isEditorEmpty(editor);
+    info.summary = Lazarus.generateSummary(info.text);
+    info.created = Lazarus.timestamp();
+    info.domain = Lazarus.getDomainFromElement(editor);
+    info.domainHash = Lazarus.md5(info.domain);
+    info.basedomain = Lazarus.getBaseDomain(info.domain);
+    info.url = editor.ownerDocument.defaultView.top.location.href;
+    info.urlEncrypted = Lazarus.encrypt(info.url);
+    return info;
+}
+
+
+/**
+* return TRUE if the editor doesn't contain any text 
+*/
+Lazarus.isEditorEmpty = function(editor){
+    var text = Lazarus.extractText(editor);
+    var type = editor.nodeName.toLowerCase();
+    if (type == "textarea"){
+        return text.match(/^\s*$/) ? true : false;
+    }
+    else if (type == "iframe"){
+        return text.replace(/(<(\/|\w)[^>]*>)|(&nbsp;)/g, '').match(/^\s*$/) ? true : false;
+    }
+    else {
+        throw Error("Unknown editor type: "+ type);
+    }
+}
+
+/**
+* return the text/html from an editable iframe or textarea
+*/
+Lazarus.extractText = function(ele){
+    var text = '';
+    if (Lazarus.isTextarea(ele)){
+        text = (typeof ele.value == "string") ? ele.value : '';
+    }
+    else if (Lazarus.isIframe(ele)){
+        text = (typeof ele.contentWindow.document.body.innerHTML) ? ele.contentWindow.document.body.innerHTML : '';
+    }
+    return Lazarus.trim(text);
+}
+
+
+/**
+* generate a safe summary for display within a XUL:menuitem or XUL:tooltip
+*/
+Lazarus.generateSummary = function(text){
+    //strip html
+    text = Lazarus.htmlToText(text);
+    return (text.length > 255) ? (text.substr(0, 252) +"...") : text;
+}
+
+Lazarus.restartEditorAutoSaveTimer = function(){
+    Lazarus.stopEditorAutoSaveTimer();
+    Lazarus.editorAutoSaveFormTimer = setInterval(Lazarus.autoSaveEditors, Lazarus.getExtPref("autoSaveInterval", 2000));
+}
+Lazarus.stopEditorAutoSaveTimer = function(){
+    if (Lazarus.editorAutoSaveFormTimer){
+        clearInterval(Lazarus.editorAutoSaveFormTimer);
+    }
+}
+
+
+/**
+* start the autosave timer 
+*/
+Lazarus.restartAutoSaveTimer = function(form){
+    Lazarus.stopAutoSaveTimer();
+    //we'll save the form here, so we can retrieve it when the timer fires
+    Lazarus.currAutoSaveForm = form;
+    Lazarus.autoSaveFormTimer = setTimeout(Lazarus.autoSaveForm, Lazarus.getExtPref("autoSaveInterval", 2000));
+}
+
+/**
+* stops the autosave timer.
+*/
+Lazarus.stopAutoSaveTimer = function(){
+    if (Lazarus.autoSaveFormTimer){
+        clearTimeout(Lazarus.autoSaveFormTimer);
+    }
+}
+
+/**
+* run cleanup for this window
+*/
+Lazarus.cleanup = function(){
+    gBrowser.removeEventListener("keyup", Lazarus.onKeyUp, false);
+    gBrowser.removeEventListener("submit", Lazarus.onFormSubmit, false);
+    gBrowser.removeEventListener("reset", Lazarus.onFormReset, false);
+    gBrowser.removeEventListener("change", Lazarus.onFormChange, false);
+    Lazarus.$("Tools:Sanitize").removeEventListener("command", Lazarus.fireCLearPrivateDataIfNoDialog, false);
+    Lazarus.stopCleanupTimer();
+}
+
+/**
+* handle last browser window shutting down 
+*/
+Lazarus.onShutdown = function(){
+    
+}
+
+/**
+* 
+*/
+Lazarus.onContextMenuHide = function(){
+    Lazarus.isContextMenuShowing = false;
+}
+
+
+/**
+* show or hide the menu item depending on what item caused the context menu to appear.
+*/
+Lazarus.onContextMenuShowing = function(evt){
+
+    //we need to set a flag to prevent new autosaves whilst the context menu is shown
+    Lazarus.isContextMenuShowing = true;
+    
+    //this event is fired whenever a submenu is shown, as well as when the main context menu it shown 
+    //bugfix: only re-calculate the popup menu when it's first opened.
+    //trying to alter the initial menu when a submenu is opened can cause the browser to hang.
+
+    //hmmm this is causing a noticable hang when the form contains a lot (30k) of info
+    //as a workaround, we will not calculate any submenu until the submenu is opened.
+    var evtTargetId = evt.target.id;
+    
+    //quick check 
+    if (evtTargetId != "contentAreaContextMenu" && evtTargetId != "lazarus-restoreform-submenu-menupopup" && evtTargetId != "lazarus-restoretext-submenu-menupopup"){
+        return;
+    }
+    
+    
+    //did the user click on a form?
+    var form = Lazarus.findFormFromElement(gContextMenu.target);
+    var editor = Lazarus.findEditorFromElement(gContextMenu.target);
+    
+    if (evtTargetId == "contentAreaContextMenu"){
+            
+        //assume we should not show any menuitems
+        var showMainMenu = false;
+        var showSubMenu = false;
+        var showLogin = false;
+        var showSaveForm = false;
+        var showPageDisabled = false;
+        var showPrivateBrowsing = false;
+        
+        var showRestoreText = false;
+        var showRestoreTextDisabled = false;
+        
+    
+        if (!form && !editor){
+            //dont show anything
+        }
+        else if (Lazarus.isDisabledByPrivateBrowsing()){
+            showPrivateBrowsing = true;
+        }
+        else if (Lazarus.isPageDisabled(form.ownerDocument.URL)){
+            showPageDisabled = true;
+        }
+        else if (!Lazarus.canDecrypt()){  
+            showLogin = true;
+        }
+        else {
+            if (form){ 
+                
+                showSaveForm = true;   
+                var savedForms = Lazarus.getFormInfo(form, "id, formid, created, savetype, forminfohash, formtext, formname");
+                
+                //just show the one menu item, but dont show it if the form is identical to this one.
+                if (savedForms.length == 1){
+                    showMainMenu = true;
+                    var info = Lazarus.formInfo(form);
+                    
+                    var infoHash = Lazarus.generateHash(info.fields);
+                    
+                    if (infoHash == savedForms[0]["forminfohash"]){
+                        Lazarus.$('lazarus-restoreform-contextmenuitem').setAttribute('src', "chrome://lazarus/skin/lazarus-disable.png");
+                        Lazarus.$('lazarus-restoreform-contextmenuitem').setAttribute('disabled', "true");
+                        Lazarus.$('lazarus-restoreform-contextmenuitem').setAttribute('tooltiptext', Lazarus.getString("form.is.equal"));
+                    }
+                    else {
+                        var savedForm = savedForms[0];
+                        Lazarus.$('lazarus-restoreform-contextmenuitem').setAttribute('src', "chrome://lazarus/skin/lazarus.png");
+                        Lazarus.$('lazarus-restoreform-contextmenuitem').setAttribute('lazarus-forms-id', savedForm["id"]);
+                        Lazarus.$('lazarus-restoreform-contextmenuitem').setAttribute('tooltiptext', Lazarus.generateSavedFormTooltip(savedForm));
+                        Lazarus.$('lazarus-restoreform-contextmenuitem').setAttribute('disabled', "");    
+                    }        
+                }
+                //show submenu 
+                else if (savedForms.length > 1){
+                    showSubMenu = true;
+                }
+            }
+            
+            if (editor){
+                showRestoreTextDisabled = true;
+                //do we have any text saved for this domain/basedomain?
+                var domain = Lazarus.getDomainFromElement(editor);
+                if (domain){
+                    var domainHash = Lazarus.md5(domain);
+                    if (Lazarus.db.getInt("SELECT count(id) FROM textdata WHERE domain_hash = ?1 LIMIT 1", domainHash)){
+                        showRestoreText = true;
+                        showRestoreTextDisabled = false;
+                    }
+                }
+            }
+        }
+        
+        //only show our menu item if over a form.
+        Lazarus.$('lazarus-restoretextdisabled-contextmenuitem').hidden = !showRestoreTextDisabled;
+        Lazarus.$('lazarus-restoretext-submenu').hidden = !showRestoreText;
+        Lazarus.$('lazarus-restoreform-contextmenuitem').hidden = !showMainMenu;
+        Lazarus.$('lazarus-restoreform-submenu').hidden = !showSubMenu;
+        Lazarus.$('lazarus-enterpassword-contextmenuitem').hidden = !showLogin;
+        Lazarus.$('lazarus-domaindisabled-contextmenuitem').hidden = !showPageDisabled;
+        Lazarus.$('lazarus-privatebrowsing-contextmenuitem').hidden = !showPrivateBrowsing;
+        Lazarus.$('lazarus-saveform-contextmenuitem').hidden = !(showSaveForm && Lazarus.getExtPref("includeExperimental", false));
+    }
+    else if (evtTargetId == "lazarus-restoreform-submenu-menupopup" && form){
+        Lazarus.buildSubMenu(form);
+    }
+    else if (evtTargetId == "lazarus-restoretext-submenu-menupopup" && editor){
+        Lazarus.buildRestoreTextSubMenu(editor);
+    }
+}
+
+
+
+Lazarus.getDomainFromElement = function(ele){
+    try {
+        return ele.ownerDocument.defaultView.top.location.host;
+    }
+    catch(e){
+        return null;
+    }
+} 
+
+/**
+* builds the list of items that can be restored for this editor element
+*/
+Lazarus.buildRestoreTextSubMenu = function(editor){
+    //
+    var menu = Lazarus.$("lazarus-restoretext-submenu-menupopup");
+    //remove all the current submenu items
+    while(menu.lastChild){
+        menu.removeChild(menu.lastChild);
+    }
+    
+    var domainHash = Lazarus.md5(Lazarus.getDomainFromElement(editor));
+    
+    //and build the new ones
+    var items = Lazarus.db.rs("SELECT id, text_hash, summary_encrypted, created FROM textdata WHERE domain_hash = ?1 ORDER BY created DESC LIMIT ?2", domainHash, Lazarus.getPref('extensions.lazarus.maxTextItemsInSubmenu', 20));
+    
+    var text = Lazarus.extractText(editor);
+    var textHash = Lazarus.md5(text);
+    
+    for (var i=0; i<items.length; i++){
+        var item = items[i];
+        var menuitem = document.createElement("menuitem");
+        
+        if (Lazarus.getExtPref("showFormTextInSubMenu") && Lazarus.canDecrypt()){
+            var summary = Lazarus.decrypt(item["summary_encrypted"]);
+            menuitem.setAttribute("label", summary);
+            menuitem.setAttribute("tooltiptext", summary);
+        }
+        else {
+            var time = Lazarus.timestamp();
+            menuitem.setAttribute("label", Lazarus.getTimeString(time - item["created"]));
+            //show the tooltip if possible
+            if (Lazarus.canDecrypt()){
+                menuitem.setAttribute("tooltiptext", Lazarus.decrypt(item["summary_encrypted"]));
+            }
+        }
+        
+        menuitem.setAttribute("lazarus-restoretext-id", item["id"]);
+        menuitem.setAttribute("oncommand", "Lazarus.onRestoreTextMenuItem(this)");
+                    
+        //disable the menu item if the form is identical
+        if (item["text_hash"] == textHash){
+            menuitem.setAttribute('tooltiptext', Lazarus.getString("text.is.equal"));
+            menuitem.setAttribute('disabled', "true");
+        }
+        menu.appendChild(menuitem);
+    }
+}
+
+/**
+* 
+*/
+Lazarus.getFormRestoredNotificationText = function(charsRestored, msgId){
+    //we're trying out a bunch of text at the moment
+    var numChars = Lazarus.formatNumber(charsRestored);
+    var numForms = Lazarus.formatNumber(Lazarus.db.getInt("SELECT COUNT(*) FROM forms"));
+    var numText = Lazarus.formatNumber(Lazarus.db.getInt("SELECT COUNT(*) FROM textdata"));
+    
+    var msgs = [
+        'Lazarus has just saved you from having to retype '+ numChars +' characters. If you feel this has helped you, then please consider donating to this project so we can make Lazarus even better.',
+        'Lazarus restored '+ numChars +' characters.\nDatabase contains '+ numForms +' Forms and '+ numText +' Text-blocks.',
+        'Lazarus restored '+ numChars +' characters.\nDatabase contains '+ numForms +' Saved Forms and '+ numText +' Textareas.',
+        'Lazarus resurrected '+ numChars +' characters.\nLazarus is securely storing '+ numForms +' Forms and '+ numText +' Text-blocks'
+    ];
+    
+    return msgs[msgId];
+}
+
+
+/**
+* 
+*/
+Lazarus.onRestoreTextMenuItem = function(menuitem){
+    if (!Lazarus.canDecrypt()){
+        Lazarus.debug("Unable to restore form, password required");
+        Lazarus.showNotificationBox("password-required"); 
+        return;
+    }
+    
+    var editor = Lazarus.findEditorFromElement(gContextMenu.target);
+    
+    if (editor){
+        var id = parseInt(menuitem.getAttribute("lazarus-restoretext-id"));
+        
+        Lazarus.debug("Attempting to restore text: "+ id);
+        
+        var enc_text = Lazarus.db.getStr("SELECT text_encrypted FROM textdata WHERE id = ?1", id);
+        if (enc_text){
+            var text = Lazarus.decrypt(enc_text);
+            if (text){
+                Lazarus.setElementValue(editor, text);   
+                Lazarus.incPref("extensions.lazarus.restoreFormCount");
+                if ((text.length > Lazarus.MIN_TEXT_NEEDED_TO_SHOW_NOTIFICATION) && Lazarus.getPref("extensions.lazarus.showDonateNotification") && Lazarus.getPref("extensions.lazarus.restoreFormCount", 0) > 3){
+                    var msgId = Math.floor(Math.random() *  4);
+                    Lazarus.showNotificationBox("form-restored", Lazarus.getFormRestoredNotificationText(text.length, msgId), "msgid-"+ msgId);                        
+                }
+            }
+            else {
+                alert(Lazarus.getString("error.form.db.corrupt"));
+            }
+        }
+        else {
+            Lazarus.error("Unable to find textdata: "+ id);
+            alert(Lazarus.getString("error.form.not.found"));
+        }
+    }
+    else {
+        //should never get here
+        alert(Lazarus.getString("error.form.object.not.found"));
+    }
+}
+
+
+/**
+* generates an md5 hash of a javascript object
+*/
+Lazarus.generateHash = function(obj){
+    return Lazarus.md5(Lazarus.JSON.encode(obj));
+}
+
+/**
+* return the current unix timestamp
+*/
+Lazarus.timestamp = function(asFloat){
+    var s = new Date().getTime() / 1000;
+    return asFloat ? s : Math.floor(s);
+}
+
+/**
+* return text usable by a menuitem (XUL Label)
+*/
+Lazarus.getMenuItemText = function(text){
+    
+		//strip any html found in the text
+		text = Lazarus.trim(Lazarus.cleanText(text));
+		
+    //labels only handle a single line of text
+    text = text.split(/\n/, 2)[0];
+    //and we dont want it to be too long
+    if (text.length > 48){
+        text = text.substr(0, 48) +"...";
+    }
+		return Lazarus.trim(text);
+}
+
+
+/**
+* ask the user for their Lazarus password
+*/
+Lazarus.showEnterPasswordDialog = function(){
+
+    var prompts = Components.classes["@mozilla.org/embedcomp/prompt-service;1"].getService(Components.interfaces.nsIPromptService);
+    
+    //keep asking until they hit cancel
+    while(true){
+        var password = {value: ""};
+        var check = {value: false};
+        //if a user has a master password set, then allow the lazarus password to be saved in the SSD
+        var checkText = Lazarus.isMasterPasswordSet() ? Lazarus.getString('password.dialog.checkbox.label') : null;
+        //
+        if (prompts.promptPassword(null, Lazarus.getString("password.dialog.title"), Lazarus.getString("password.dialog.label"), password, checkText, check)){
+            if (Lazarus.loadPrivateKey(password.value)){
+                if (check.value){
+                    Lazarus.savePassword(password.value);
+                }
+                return true;
+            }
+        }
+        else {
+            break;
+        }
+    }
+    
+    return false;
+}
+
+
+Lazarus.savePassword = function(password){
+    //remove the existing password first.
+    Lazarus.removePassword();
+    var nsLoginInfo = new Components.Constructor("@mozilla.org/login-manager/loginInfo;1", Components.interfaces.nsILoginInfo, "init");
+    var loginInfo = new nsLoginInfo(Lazarus.LOGIN_HOSTNAME, null, Lazarus.LOGIN_REALM, Lazarus.LOGIN_USERNAME, password, '', '');
+    var nsLoginManager = Components.classes["@mozilla.org/login-manager;1"].getService(Components.interfaces.nsILoginManager);
+    nsLoginManager.addLogin(loginInfo);
+}
+
+
+Lazarus.removePassword = function(){
+    
+    // Get Login Manager 
+    var nsLoginManager = Components.classes["@mozilla.org/login-manager;1"].getService(Components.interfaces.nsILoginManager);
+    // Find users for this extension 
+    var logins = nsLoginManager.findLogins({}, Lazarus.LOGIN_HOSTNAME, null, Lazarus.LOGIN_REALM);
+    for (var i = 0; i < logins.length; i++) {
+        if (logins[i].username == Lazarus.LOGIN_USERNAME){
+            nsLoginManager.removeLogin(logins[i]);
+        }
+    }
+}
+
+/**
+* load the password from the loginManager
+*/
+Lazarus.loadPassword = function(){
+    
+    if (Lazarus.isMasterPasswordSet() && !Lazarus.isMasterPasswordRequired()){
+        // Get Login Manager 
+        var nsLoginManager = Components.classes["@mozilla.org/login-manager;1"].getService(Components.interfaces.nsILoginManager);
+
+        // Find users for the given parameters
+        var logins = nsLoginManager.findLogins({}, Lazarus.LOGIN_HOSTNAME, null, Lazarus.LOGIN_REALM);
+        
+        // Find user from returned array of nsILoginInfo objects
+        for (var i = 0; i < logins.length; i++) {
+            if (logins[i].username == Lazarus.LOGIN_USERNAME){
+                return logins[i].password;
+            }
+        }
+    }
+    //we default to an empty password
+    return '';
+}
+
+Lazarus.logout = function(){
+    Lazarus.unloadPrivateKey();
+    Lazarus.refreshIcon();
+}
+
+/**
+* generate a label for saved form menuitem
+*/
+Lazarus.generateSavedFormLabel = function(savedForm, time){
+    var label = '';
+    
+    //template should ALWAYS use their template name as a label
+    if (savedForm["savetype"] == Lazarus.FORM_TYPE_TEMPLATE){
+        label = savedForm["formname"];
+    }
+    //use summary 
+    else if (Lazarus.getExtPref("showFormTextInSubMenu") && Lazarus.canDecrypt()){
+        label = Lazarus.getMenuItemText(Lazarus.decrypt(savedForm["formtext"])) || ("["+ Lazarus.getString("untitled") +"]");
+    }
+		//use timestamps if we are unable to decrypt the forms
+    else {
+        time = time || Lazarus.timestamp();
+        label = Lazarus.getTimeString(time - savedForm["created"]);
+    }
+    
+    //mark autosaved forms so users can easily tell the difference.
+    switch(savedForm["savetype"]){
+        case Lazarus.FORM_TYPE_AUTOSAVE:
+        case Lazarus.FORM_TYPE_STALE_AUTOSAVE:
+            label += " "+ Lazarus.getString("menuitem.label.append.autosave");
+            break;
+        
+        case Lazarus.FORM_TYPE_TEMPLATE:
+            label += " "+ Lazarus.getString("menuitem.label.append.template");
+            break;
+            
+        default:
+            label += " "+ Lazarus.getString("menuitem.label.append.normal");
+            break;
+    }
+    
+    return label;
+}
+
+/**
+* generate a tooltip for saved form menuitem
+*/
+Lazarus.generateSavedFormTooltip = function(savedForm, /**/time){
+    
+    time = time || Lazarus.timestamp();
+    
+    var tooltip = '';
+    
+    //show time sting as tooltip
+    if (Lazarus.getExtPref("showFormTextInSubMenu")){
+        
+        tooltip = Lazarus.getTimeString(time - savedForm["created"]);
+    }
+    //show date and time of save
+    else {
+        var date = new Date(savedForm["created"] * 1000);
+        tooltip = Lazarus.formatDate(date);
+    }
+    
+    //mark autosaved forms so users can easily tell the difference.
+    switch(savedForm["savetype"]){
+        case Lazarus.FORM_TYPE_AUTOSAVE:
+        case Lazarus.FORM_TYPE_STALE_AUTOSAVE:
+            tooltip += " "+ Lazarus.getString("menuitem.tooltip.append.autosave");
+            break;
+        
+        case Lazarus.FORM_TYPE_TEMPLATE:
+            tooltip += " "+ Lazarus.getString("menuitem.tooltip.append.template");
+            break;
+            
+        default:
+            tooltip += " "+ Lazarus.getString("menuitem.tooltip.append.normal");
+            break;
+            //do nothing
+    }
+    
+    return tooltip;
+}
+
+/**
+* builds the list of available restore point into the submenu
+*/
+Lazarus.buildSubMenu = function(form){
+
+    
+    var menu = Lazarus.$("lazarus-restoreform-submenu-menupopup");
+    //remove all the current submenu items
+    for (var i=menu.childNodes.length-1; i>=0; i--){
+        var node = menu.childNodes[i];
+        if (node.getAttribute("lazarus-dynamic-submenu")){
+            menu.removeChild(node);
+        }
+    }
+    
+    var time = Lazarus.timestamp();
+    var separator = Lazarus.$("lazarus-submenu-separator");
+    //now build the new ones
+    var lastSaveType = -1;
+    var savedForms = Lazarus.getFormInfo(form, "id, formid, created, savetype, forminfohash, formtext, formname, forminfo");
+    var info = Lazarus.formInfo(form);
+    var infoHash = Lazarus.generateHash(info.fields);
+    
+    for (var i=0; i<savedForms.length; i++){
+        var savedForm = savedForms[i];
+        var menuitem = document.createElement("menuitem");
+        
+        //generate text for the label
+        //menuitems can only handle a single line of text, and we don't want it to be too long
+        var label = Lazarus.generateSavedFormLabel(savedForm, time);
+        var tooltip = Lazarus.generateSavedFormTooltip(savedForm, time);
+        
+        menuitem.setAttribute("label", label);
+        //menuitem.setAttribute('tooltiptext', tooltip);
+        menuitem.setAttribute('oncommand', "Lazarus.onRestoreFormMenuItem(this)");
+        menuitem.setAttribute('lazarus-forms-id', savedForm["id"]);
+        menuitem.setAttribute('lazarus-dynamic-submenu', "true");
+                    
+        //disable the menu item if the form is identical
+        if (savedForm["forminfohash"] == infoHash){
+            menuitem.setAttribute('tooltiptext', Lazarus.getString("form.is.equal"));
+            menuitem.setAttribute('disabled', "true");
+        }
+        else {
+            menuitem.setAttribute('tooltiptext', tooltip);
+            menuitem.setAttribute('disabled', "");
+        }
+        
+        //add separators between templates, normal saves, and autosaves
+        if (lastSaveType != -1 && lastSaveType !== savedForm["savetype"] && savedForm["savetype"] != Lazarus.FORM_TYPE_STALE_AUTOSAVE){
+            var newSeparator = document.createElement("menuseparator");
+            newSeparator.setAttribute('lazarus-dynamic-submenu', "true");
+            menu.insertBefore(newSeparator, separator);
+        }
+        lastSaveType = savedForm["savetype"];
+        menu.insertBefore(menuitem, separator);
+    }
+}
+
+
+/**
+* return the period (in seconds) that forms should be saved for
+*/
+Lazarus.getExpiryTime = function(){
+
+    if (Lazarus.getExtPref("expireSavedForms")){
+        return (Lazarus.getExtPref("expireSavedFormsInterval") * Lazarus.getExtPref("expireSavedFormsUnit") * 60);
+    }
+    else {
+        return 0;
+    }
+}
+
+/**
+* retrieves a list of details about a form from the database.
+*/
+Lazarus.getFormInfo = function(form, fields){
+    var formId = Lazarus.getFormId(form);
+    
+    var expires = Lazarus.getExpiryTime();
+    var cutoffTime = (expires > 0) ? (Lazarus.timestamp() - expires) : 0;
+    
+    fields = fields || "*";
+    //we need to get ALL the templates for this form first
+    var forms = [];
+    forms = forms.concat(Lazarus.db.rs("SELECT "+ fields +" FROM forms WHERE formid = ?1 AND created >= ?2 AND savetype = "+ Lazarus.FORM_TYPE_TEMPLATE +" ORDER BY savetype DESC, created DESC", formId, cutoffTime));
+    //and then the autosaves
+    var maxAutoSaves = Lazarus.getExtPref("maxAutosavesPerForm", 3);
+    forms = forms.concat(Lazarus.db.rs("SELECT "+ fields +" FROM forms WHERE formid = ?1 AND created >= ?2 AND savetype IN ("+ Lazarus.FORM_TYPE_AUTOSAVE +","+ Lazarus.FORM_TYPE_STALE_AUTOSAVE +") ORDER BY created DESC LIMIT ?3", formId, cutoffTime, maxAutoSaves));
+    //and then add normal saved forms
+    var maxForms = Lazarus.getExtPref("maxSavesPerForm", 10);
+    forms = forms.concat(Lazarus.db.rs("SELECT "+ fields +" FROM forms WHERE formid = ?1 AND created >= ?2 AND savetype = "+ Lazarus.FORM_TYPE_NORMAL +" ORDER BY created DESC LIMIT ?3", formId, cutoffTime, maxForms));
+    return forms;
+}
+
+
+/**
+* return a fieldInfo object filled with information about the given field
+*/
+Lazarus.fieldInfo = function(ele){
+
+    var getPassword = Lazarus.getExtPref("savePasswordFields");
+    var getHidden = Lazarus.getExtPref("saveHiddenFields");
+
+    var info = {};
+    info.name = ele.getAttribute("name");
+    info.type = Lazarus.getElementType(ele);
+    info.value = Lazarus.getElementValue(ele);
+    if (info.type == "password" && !getPassword){
+        info.value = null;
+    }
+    if (info.type == "hidden" && !getHidden){
+        info.value = null;
+    }
+    
+    switch (info.type){
+        case "text":
+        case "textarea":
+        case "file":
+        case "password":
+        case "iframe":
+            if (info.value && Lazarus.trim(info.value)){
+                info.text = Lazarus.trim(info.value);
+            }
+            break;
+        
+        default:
+    }
+    
+    return info;
+}
+
+/**
+* clean HTML tags and entities from an html string
+*/
+Lazarus.cleanText = function(text){
+    return text.replace(/<[^>]*>/g, ' ').replace(/&\w+;?/g, ' ').replace(/ +/g, ' ');
+}
+
+/**
+* return a formInfo object filled with details about a form
+*/
+Lazarus.formInfo = function(form){
+
+    var info = {};
+    info.version = Lazarus.FORM_INFO_VERSION;
+    info.formid = Lazarus.getFormId(form);
+    info.action = Lazarus.getUrlPage(form.action || form.ownerDocument.URL);
+    info.origURL = form.ownerDocument.URL;
+    info.domain = Lazarus.getDomainFromElement(form);
+    info.method = (form.method && form.method.toLowerCase()) == "post" ? "post" : "get";
+    info.enctype = form.enctype ? form.enctype.toLowerCase() : '';
+    info.fields = {};
+    info.formtext = [];
+    info.textLen = 0;
+    for (var i=0; i<form.elements.length; i++){
+        var ele = form.elements[i];
+        var name = ele.getAttribute("name");
+        if (name){
+            switch (Lazarus.getElementType(ele)){
+                case "text":
+                case "textarea":
+                case "file":
+                case "radio":
+                case "checkbox":
+                case "select":
+                case "password":
+                case "hidden": 
+                    var fieldInfo = Lazarus.fieldInfo(ele);
+                    info.fields[name] = info.fields[name] || [];
+                    info.fields[name].push(fieldInfo);
+                    
+                    if (fieldInfo.text){
+                        info.formtext.push(fieldInfo.text);
+                        info.textLen += fieldInfo.text.length;
+                    }
+                    break;
+                    
+                default:
+                    //ignore all other types
+            }
+        }
+        //support for ajax textareas
+        else if (form.isTextarea && Lazarus.getElementType(ele) == "textarea"){
+            var fieldInfo = Lazarus.fieldInfo(ele);
+            info.isTextarea = true;
+            info.fields["textarea"] = [fieldInfo];
+            if (fieldInfo.text){
+                info.formtext.push(fieldInfo.text);
+                info.textLen += fieldInfo.text.length;
+            }
+        }
+        //support for ajax textareas
+        else if (form.isIframe && Lazarus.getElementType(ele) == "iframe"){
+            var fieldInfo = Lazarus.fieldInfo(ele);
+            info.isIframe = true;
+            info.fields["iframe"] = [fieldInfo];
+            if (fieldInfo.text){
+                info.formtext.push(fieldInfo.text);
+                info.textLen += fieldInfo.text.length;
+            }
+        }
+    }
+    //we need to add any WYSIWYG iframes into the form as well
+    var iframes = Lazarus.getEditableIframes(form);
+    if (iframes.length > 0){
+        info.fields[Lazarus.IFRAME_NAME] = [];
+        info.isIframe = true;
        for (var i=0; i<iframes.length; i++){
+            var name = Lazarus.IFRAME_NAME;
+            var fieldInfo = Lazarus.fieldInfo(iframes[i]);
+            
+            info.fields[name] = info.fields[name] || [];
+            info.fields[name].push(fieldInfo);
+            
+            if (fieldInfo.text){
+                info.formtext.push(fieldInfo.text);
+                info.textLen += fieldInfo.text.length;
+            }
+        }
+    }
+		
+		info.formtext = Lazarus.trim(info.formtext.join("\n\n"));
+    
+    return info;
+}
+
+
+/**
+* return an array of editable iframes found within the given node
+*/
+Lazarus.getEditableIframes = function(ele){
+    var editableIframes = [];
+    if (ele && ele.getElementsByTagName){
+        var iframes = ele.getElementsByTagName('iframe');
+        
+        for (var i=0; i<iframes.length; i++){
+            if (Lazarus.isEditableDoc(iframes[i].contentWindow.document)){
+                editableIframes.push(iframes[i]);
+            }
+            //better get iframes within the iframes as well
+            if (iframes[i].contentWindow.document.body){
+                editableIframes = editableIframes.concat(Lazarus.getEditableIframes(iframes[i].contentWindow.document.body));
+            }
+        }
+    }
+    return editableIframes;
+}
+
+/**
+* return TRUE if the given document is in edit mode
+*/
+Lazarus.isEditableDoc = function(doc){
+    return (doc && (doc.designMode == "on" || (doc.body && doc.body.contentEditable === "true")));
+}
+
+/**
+* return the base domain (wikipedia.org) given a full domain (en.wikipedia.org)
+*/
+Lazarus.getBaseDomain = function(domain){
+
+    //if domain is an ip address return that 
+    var regexIp = /\d+\.\d+\.\d+\.\d+$/
+    var m = domain.match(regexIp);
+    if (m){return m[0]}
+
+    //known top level domains (TLDs) including country specific ones
+    
+    //http://en.wikipedia.org/wiki/Country_code_top-level_domain
+    //all domains *should* either end in a 2 letter tld (google.co.nz, google.com.au) or none (google.com) for american sites
+    //that should be preceeded by the generic tld
+    //and then the basedomain
+    var regex = /[^\.]+\.[^\.]+(\.\w{2})?$/;
+    var m = domain.match(regex);
+    //if we cant figure it out then return the whole domain
+    return m ? m[0] : domain;        
+}
+
+
+
+/**
+* restores a form to the given state
+*/
+Lazarus.restoreForm = function(form, formInfo){
+
+    //attempt to restore the saved fields for this form
+    var restorePassword = Lazarus.getExtPref("savePasswordFields");   
+    var restoreHidden = Lazarus.getExtPref("saveHiddenFields"); 
+    
+    //try and recover as many fields as possible for this form.
+    var iRestored = 0;
+    var iNamedElements = 0;
+    var formFields = {};
+    for (var i=0; i<form.elements.length; i++){
+        var ele = form.elements[i];
+        var name = ele.getAttribute("name");
+        var eleType = Lazarus.getElementType(ele);
+        var eleValue = Lazarus.getElementValue(ele);
+        
+        if (name){
+            switch (eleType){
+                case "text":
+                case "textarea":
+                case "file":
+                case "radio":
+                case "checkbox":
+                case "select":
+                case "password":
+                case "hidden":
+                    //try to restore this element
+                    iNamedElements++;
+                    //do we have an match for this element in our saved form 
+                    if (formInfo.fields[name]){
+                        for (var j=0; j<formInfo.fields[name].length; j++){
+                            var info = formInfo.fields[name][j];
+                            if (!info.restored && info.type == eleType){
+                                switch (eleType){
+                                    case "text":
+                                    case "textarea":
+                                    case "file":
+                                    case "select":
+                                        Lazarus.setElementValue(ele, info.value);
+                                        iRestored++;
+                                        break;
+                                        
+                                    case "radio":
+                                    case "checkbox":
+                                        if (info.value && (eleValue.valueAttr == info.value.valueAttr)){
+                                            Lazarus.setElementValue(ele, info.value.checked);
+                                            iRestored++;
+                                        }
+                                        break;
+                                        
+                                    case "password":
+                                        if (restorePassword){
+                                            Lazarus.setElementValue(ele, info.value);
+                                        }
+                                        iRestored++;
+                                        break;
+                                        
+                                    case "hidden":
+                                        if (restoreHidden){
+                                            Lazarus.setElementValue(ele, info.value);
+                                        }
+                                        iRestored++;
+                                        break;
+                                    
+                                    default:
+                                        //no need to restore 
+                                        iRestored++;
+                                }
+                            }
+                        }
+                    }
+                default:
+                    //ignore other types of elements
+            }
+        }
+        else if (form.isTextarea && Lazarus.isTextarea(ele)){
+            var info = formInfo.fields["textarea"][0];
+            Lazarus.setElementValue(ele, info.value);
+            iRestored++;
+            iNamedElements++;
+        }
+        else if (form.isIframe && ele.tagName == "iframe"){
+            var info = formInfo.fields["iframe"][0];
+            Lazarus.setElementValue(ele, info.value);
+            iRestored++;
+            iNamedElements++;
+        }
+    }
+    //try and restore any WYSIWYG editors as well
+    var iframes = Lazarus.getEditableIframes(form);
+    if (iframes && formInfo.fields[Lazarus.IFRAME_NAME]){
+        for (var i=0; i<iframes.length; i++){
+            var info = formInfo.fields[Lazarus.IFRAME_NAME][i];
+            if (info){
+                Lazarus.setElementValue(iframes[i], info.value);
+            }
+        }
+    }
+    
+    
+    //check for errors
+    if (iRestored == 0){
+        alert(Lazarus.getString("error.restore.none"));
+        return false;
+    }
+    //tell them if we couldn't restore some fields
+    else if (iRestored < iNamedElements){
+        //only show the partial restore message if the form is not an old style form
+        if (formInfo.version && formInfo.version >= 1){
+            alert(Lazarus.getString("error.restore.partial"));
+        }
+        return (iRestored / iNamedElements);
+    }
+    else {
+        return true;
+    }
+}
+
+/**
+* handle the onselectmenuitem event
+*/
+Lazarus.onRestoreFormMenuItem = function(menuitem){
+
+    if (!Lazarus.canDecrypt()){
+        Lazarus.debug("Unable to restore form, password required");
+        Lazarus.showNotificationBox("password-required"); 
+        return;
+    }
+    
+    var id = parseInt(menuitem.getAttribute("lazarus-forms-id"));
+    
+    Lazarus.debug("Attempting to restore form "+ id);
+    var form = Lazarus.findFormFromElement(gContextMenu.target, "form");
+    if (form){
+        var row = Lazarus.db.getRow("SELECT * FROM forms WHERE id = ?1", id);
+        if (row){
+            var formInfo;
+            try {
+                formInfo = Lazarus.JSON.decode(Lazarus.decrypt(row["forminfo"]));
+            }
+            catch(e){
+                Lazarus.error(e);
+            }
+            
+            if (formInfo){
+                //if we fully restore a form, then show the "donate" popup
+                if (Lazarus.restoreForm(form, formInfo) === true){
+                    Lazarus.incPref("extensions.lazarus.restoreFormCount");
+                    if ((formInfo.textLen > Lazarus.MIN_TEXT_NEEDED_TO_SHOW_NOTIFICATION) && Lazarus.getPref("extensions.lazarus.showDonateNotification") && Lazarus.getPref("extensions.lazarus.restoreFormCount", 0) > 3){
+                        var msgId = Math.floor(Math.random() *  4);
+                        Lazarus.showNotificationBox("form-restored", Lazarus.getFormRestoredNotificationText(formInfo.textLen, msgId), "msgid-"+ msgId);                        
+                    }
+                }
+            }
+            else {
+                alert(Lazarus.getString("error.form.db.corrupt"));
+            }
+        }
+        else {
+            alert(Lazarus.getString("error.form.not.found"));
+        }
+    }
+    else {
+        alert(Lazarus.getString("error.form.object.not.found"));
+    }
+}
+
+/**
+* return TRUE if form is a form we should save
+*/
+Lazarus.shouldSaveForm = function(form){
+    //only save forms on file/http/https sites
+    var doc = form.ownerDocument;
+    if (doc && doc instanceof HTMLDocument && doc.URL && /^(file|http|https):/.test(doc.URL) && !Lazarus.isPageDisabled(doc.URL) && !Lazarus.isDisabledByPrivateBrowsing()){
+		return (Lazarus.isSearchForm(form)) ? Lazarus.getPref("extensions.lazarus.saveSearchForms") : true;
+    }
+    else {
+        return false;
+    }
+}
+
+/**
+* return TRUE if we should be saving this info
+*/
+Lazarus.shouldSaveEditorInfo = function(info){
+		if (Lazarus.isPageDisabled(info.url)){
+			return false;
+		}
+		else if (Lazarus.isDisabledByPrivateBrowsing()){
+			return false;
+		}
+		else {
+			return true;
+		}
+}
+
+
+
+Lazarus.disabledDomains = null;
+
+Lazarus.isPageDisabled = function(url){
+    if (!url && content.document && content.document.URL){
+        url = content.document.URL;
+    }
+    if (url){
+        var domainId = Lazarus.urlToDomainId(url);
+        if (domainId){
+            var domains = Lazarus.getDisabledDomains();            
+            return (typeof domains[domainId] !== "undefined") ? domains[domainId] : false;
+        }
+    }
+    return false;
+}
+
+/**
+* return TRUE if lazarus can save forms from this site
+* return FALSE for non-valid sites (eg about:config, chrome://... etc..)
+*/
+Lazarus.isValidSite = function(url){
+    //default to the current documents url
+    if (!url && content.document && content.document.URL){
+        url = content.document.URL;
+    }
+    return (url && Lazarus.urlToDomainId(url)) ? true : false;
+}
+
+Lazarus.getDisabledDomains = function(){
+    var domainlist = Lazarus.getPref('extensions.lazarus.domainBlacklist', '');
+    
+    if (!Lazarus.disabledDomains || Lazarus.disabledDomains['__origList__'] != domainlist){
+        //rebuild the list
+        Lazarus.disabledDomains = {
+            '__origList__': domainlist
+        }
+        var domains = domainlist.split(/\s*,\s*/g);
+        for (var i=0; i<domains.length; i++){
+            Lazarus.disabledDomains[domains[i]] = true;
+        }    
+    }
+    return Lazarus.disabledDomains;
+}
+
+Lazarus.saveDisabledDomains = function(domainsTable){
+    //convert the table back into an array and save it.
+    var domains = [];
+    for(var domain in domainsTable){
+        if (domainsTable[domain] && /^\w+:/.test(domain)){
+            domains.push(domain);
+        }
+    }
+
+    return Lazarus.setPref('extensions.lazarus.domainBlacklist', domains.join(','));
+}
+
+
+Lazarus.enableForCurrentDomain = function(){
+    //fetch the current domain, and disable Lazarus
+    if (content.document && content.document.URL){
+        var domainId = Lazarus.urlToDomainId(content.document.URL);
+        //and add to disabled domains list.
+        
+        var domains = Lazarus.getDisabledDomains();
+        if (!domains[domainId]){
+            domains[domainId] = true;
+            Lazarus.saveDisabledDomains(domains);
+            Lazarus.debug('Domain disabled ['+ domainId +']');
+        }
+        else {
+            //should already be disabled!
+            Lazarus.warning('Domain is already disabled ['+ domainId +']');
+        }
+       
+        //and refresh the statusbar icon
+        Lazarus.refreshIcon();
+    }
+    else {
+        alert(Lazarus.getString("error.no.document"));
+    }
+}
+
+
+/**
+* enables or disabled on the current website
+*/
+Lazarus.toggleCurrentDomain = function(enable){
+    //fetch the current domain, and disable Lazarus
+    if (content.document && content.document.URL){
+        var domains = Lazarus.getDisabledDomains();
+        var domainId = Lazarus.urlToDomainId(content.document.URL);
+        
+        if (domainId){
+            //add/remove from disabled domains list
+            domains[domainId] = enable ? false : true;
+            Lazarus.saveDisabledDomains(domains);
+            Lazarus.debug('Domain ['+ domainId +'] enabled = '+ enable);
+            //and refresh the statusbar icon
+            Lazarus.refreshIcon();
+        }
+        else {
+            Lazarus.error("Failed to extract domainId from URL ["+ content.document.URL +"]");
+        }
+    }
+    else {
+        alert(Lazarus.getString("error.no.document"));
+    }
+}
+
+
+Lazarus.onStatusbarMenuShowing = function(popupmenu){
+    var validSite = Lazarus.isValidSite();
+    var siteDisabled = Lazarus.isPageDisabled();
+    var isPrivate = Lazarus.isDisabledByPrivateBrowsing();
+    
+    Lazarus.$('lazarus-statusbar-menuitem-toggledomain-separator').hidden = !(validSite && !isPrivate);
+    Lazarus.$('lazarus-statusbar-menuitem-enablefordomain').hidden = !(validSite && siteDisabled && !isPrivate);
+    Lazarus.$('lazarus-statusbar-menuitem-disablefordomain').hidden = !(validSite && !siteDisabled && !isPrivate);
+    Lazarus.$('lazarus-statusbar-menuitem-logout').hidden = !(Lazarus.Crypto.isPasswordEntered);
+}
+
+/**
+* return a website identifier
+* http://google.com is different from https://google.com
+*/
+Lazarus.urlToDomainId = function(url){
+    var uri = Lazarus.urlToURI(url);
+    return (uri && uri.scheme && uri.host && (/^(http|https|file)$/.test(uri.scheme))) ? (uri.scheme +":"+ ((uri.port > -1 && uri.port != 80) ? uri.port : '') +'//'+ Lazarus.getBaseDomain(uri.host) +'/') : '';   
+}
+
+
+/**
+* return TRUE if form appears to be a search form
+*/
+Lazarus.isSearchForm = function(form){
+    //search forms are forms that have exactly one textbox, and may contain a number of other non-text fields
+	var MAX_TEXT_FIELDS = 1;
+	var MAX_NON_TEXT_FIELDS = 5;
+	
+	var iTextFields = 0;
+	var iNonTextFields = 0;
+	
+	for (var i=0; i<form.elements.length; i++){
+	    var ele = form.elements[i];
+		switch(Lazarus.getElementType(ele)){
+		    case "text":
+				iTextFields++;
+				break;
+			
+			case "radio":
+			case "checkbox":
+			case "select":
+				iNonTextFields++;
+				break;
+				
+			case "file":	
+			case "password":
+			case "textarea":
+				return false;
+						
+			case "hidden":
+			case "submit":
+			case "reset":
+			case "button":
+			case "image":
+			default:
+				//ignore all other types
+		}
+	}
+    //NOTE: we MUST have a single text field
+	return  (iTextFields == MAX_TEXT_FIELDS && iNonTextFields <= MAX_NON_TEXT_FIELDS);
+}
+
+
+/**
+* check a submit event, and saves form details if the event is from a valid form
+*/
+Lazarus.onFormSubmit = function(evt){
+    var form = Lazarus.findFormFromElement(evt.target);
+    //is the form on an html document?
+    if (form && form.ownerDocument instanceof HTMLDocument){
+        Lazarus.stopAutoSaveTimer();
+        Lazarus.saveForm(form, Lazarus.FORM_TYPE_NORMAL);
+    }
+}
+
+/**
+* return "post" of "get" depending on the given forms method
+*/
+Lazarus.getFormMethod = function(form){
+    var method = form.getAttribute("method");
+    return (method && method.toLowerCase() == "post") ? "post" : "get";
+}
+
+/**
+* autosave a form if we change anything about it.
+*/
+Lazarus.onFormChange = function(evt){
+    var form = Lazarus.findFormFromElement(evt.target);
+    
+    if (form && form.ownerDocument instanceof HTMLDocument){
+        //I think we should chuck a timer in here, because we might end up saving a lot.
+        Lazarus.restartAutoSaveTimer(form);
+    }
+}
+
+/**
+* check a reset event, and saves form details if the event is from a valid form
+*/
+Lazarus.onFormReset = function(evt){
+    var form = Lazarus.findFormFromElement(evt.target);
+    //is the form on an html document?
+    if (form && form.ownerDocument instanceof HTMLDocument){
+        Lazarus.stopAutoSaveTimer();
+        Lazarus.saveForm(form, Lazarus.FORM_TYPE_AUTOSAVE);
+    }
+}
+
+/**
+* create a searchable index of hashed words
+*/
+Lazarus.indexFormText = function(id, text, url){
+		//and update the full text index,
+		if (!Lazarus.getPref('extensions.lazarus.disableSearch')){
+				//we're going to add domain info into this as well so a user can search for domain fragments too
+				var hashedText = Lazarus.hashText(text);
+				
+				//extract the domain from the url
+				var domain = Lazarus.urlToURI(url).host;
+				
+				hashedText += ' '+ Lazarus.hashText(domain.replace(/\./g, ' '));
+				
+				Lazarus.db.exe("DELETE FROM forms_fulltext WHERE docid = ?1", id);
+				Lazarus.db.exe("INSERT INTO forms_fulltext (docid, hashed_text) VALUES (?1, ?2)", id, hashedText);
+		}
+}
+
+/**
+* save all the named elements in a form to the permanent store
+*/
+Lazarus.saveForm = function(form, formType, templateName, autofill){
+    
+    autofill = autofill ? 1 : 0;
+    
+    if (Lazarus.shouldSaveForm(form)){
+    
+        templateName = templateName || '';
+        
+        var info = Lazarus.formInfo(form);
+        
+        //dont save empty forms?
+        //No. what about forms with lots of radio buttons (eg multichoice surveys)    
+        var infoJSON = Lazarus.JSON.encode(info)
+        var encryptedInfo = Lazarus.encrypt(infoJSON);
+        var encryptedText = Lazarus.encrypt(Lazarus.getMenuItemText(info.formtext));
+        var encryptedFormURL = Lazarus.encrypt(Lazarus.getFormURL(form));
+        
+        var infoHash = Lazarus.generateHash(info.fields);
+        
+        //each form type needs to be saved differently
+        switch(formType){
+            case Lazarus.FORM_TYPE_AUTOSAVE:
+            case Lazarus.FORM_TYPE_STALE_AUTOSAVE: 
+            
+                var savedForm = Lazarus.db.getRow("SELECT id, savetype FROM forms WHERE formid = ?1 AND forminfohash = ?2 AND savetype IN ("+ Lazarus.FORM_TYPE_AUTOSAVE +","+ Lazarus.FORM_TYPE_STALE_AUTOSAVE +") LIMIT 1", info.formid, infoHash);
+        
+                //add or update the current autosave
+                if (!savedForm){
+                    var lastAutoSaveId = Lazarus.db.getInt("SELECT id FROM forms WHERE formid = ?1 AND savetype = "+ Lazarus.FORM_TYPE_AUTOSAVE +" ORDER BY created DESC LIMIT 1", info.formid);
+                    var lastAutoSave = (lastAutoSaveId && Lazarus.lastAutoSaveForm && Lazarus.lastAutoSaveForm["formid"] == info.formid) ? Lazarus.lastAutoSaveForm : null;
+                    var newId = 0;
+										
+                    if (lastAutoSave && Lazarus.shouldCreateNewAutosave(info, lastAutoSave)){
+                        //if the saved form is smaller than the last saved form by a substantial amount,
+                        //create a new restore point.
+                        Lazarus.debug("Creating additional autosave point "+ info.formid);
+                        Lazarus.db.exe("INSERT INTO forms (formid, created, forminfo, formtext, forminfohash, formurl, text_length, savetype) \
+                            VALUES (?1, ?2, ?3, ?4, ?5, ?6, ?7, "+ Lazarus.FORM_TYPE_AUTOSAVE +")", info.formid, Lazarus.timestamp(), encryptedInfo, encryptedText, infoHash, encryptedFormURL, info.textLen);
+												newId = Lazarus.db.getInt("SELECT MAX(id) FROM forms");
+                    }
+                    else if (lastAutoSave){
+                        Lazarus.debug("Updating autosave form "+ info.formid);
+                        Lazarus.db.exe("UPDATE forms SET created = ?1, forminfo = ?2, formtext = ?3, forminfohash = ?4, formurl = ?5, text_length = ?6 \
+                            WHERE id = ?7", Lazarus.timestamp(), encryptedInfo, encryptedText, infoHash, encryptedFormURL, info.textLen, lastAutoSaveId);
+												newId = lastAutoSaveId;
+                    }
+                    else {
+                        Lazarus.debug("Creating new autosave form "+ info.formid);
+                        Lazarus.db.exe("INSERT INTO forms (formid, created, forminfo, formtext, forminfohash, formurl, text_length, savetype) \
+                            VALUES (?1, ?2, ?3, ?4, ?5, ?6, ?7, "+ Lazarus.FORM_TYPE_AUTOSAVE +")", info.formid, Lazarus.timestamp(), encryptedInfo, encryptedText, infoHash, encryptedFormURL, info.textLen);
+												newId = Lazarus.db.getInt("SELECT MAX(id) FROM forms");
+                    }
+										
+										//update the full text search as well
+										Lazarus.indexFormText(newId, info.formtext, info.origURL);
+										
+                    //and save this forminfo as the last autosave point
+                    Lazarus.lastAutoSaveForm = info;
+                }
+                else {
+                    Lazarus.debug("No need to autosave form, form already exists: "+ info.formid);
+                }
+                
+                break;
+            
+            case Lazarus.FORM_TYPE_NORMAL: 
+                //delete all autosaves 
+                Lazarus.removeForms(Lazarus.db.getColumn("SELECT id FROM forms WHERE formid = ?1 AND savetype IN ("+ Lazarus.FORM_TYPE_AUTOSAVE +","+ Lazarus.FORM_TYPE_STALE_AUTOSAVE +")", info.formid));
+            
+                //if this form already exists, delete it
+                Lazarus.removeForms(Lazarus.db.getColumn("SELECT id FROM forms WHERE formid = ?1 AND forminfohash = ?2 AND savetype = "+ Lazarus.FORM_TYPE_NORMAL, info.formid, infoHash));
+        
+                //and save this form
+                Lazarus.db.exe("INSERT INTO forms (formid, created, forminfo, formtext, forminfohash, formname, formurl, text_length, savetype, autofill) \
+                    VALUES (?1, ?2, ?3, ?4, ?5, ?6, ?7, ?8, ?9, 0)", 
+                    info.formid, Lazarus.timestamp(), encryptedInfo, encryptedText, infoHash, templateName, encryptedFormURL, info.textLen, formType);
+                Lazarus.debug("form saved ["+ info.formid +"]");
+								
+								//update the full text search as well
+								var newId = Lazarus.db.getInt("SELECT MAX(id) FROM forms");
+								Lazarus.indexFormText(newId, info.formtext, info.origURL);
+                break;
+            
+            case Lazarus.FORM_TYPE_TEMPLATE: 
+                //if another template with the same name exists, delete it
+								Lazarus.removeForms(Lazarus.db.getColumn("SELECT id FROM forms WHERE formname = ?1 AND savetype = "+ Lazarus.FORM_TYPE_TEMPLATE, templateName));
+        
+                //likewise we are not allowed to have more then one autofill for the same form.
+                if (autofill){
+                    Lazarus.db.exe("UPDATE forms SET autofill = 0 WHERE formid = ?1", info.formid);
+                }
+                
+                //and save this form 
+                Lazarus.db.exe("INSERT INTO forms (formid, created, forminfo, formtext, forminfohash, formname, formurl, text_length, savetype, autofill) \
+                    VALUES (?1, ?2, ?3, ?4, ?5, ?6, ?7, ?8, ?9, ?10)", 
+                    info.formid, Lazarus.timestamp(), encryptedInfo, encryptedText, infoHash, templateName, encryptedFormURL, info.textLen, formType, autofill);
+                
+								var newId = Lazarus.db.getInt("SELECT MAX(id) FROM forms");
+								Lazarus.indexFormText(newId, info.formtext, info.origURL);
+								Lazarus.debug("template saved ["+ info.formid +"]");
+                break;
+                    
+            default:
+                Lazarus.error(Error("Unknown form type ["+ row["formtype"] +"]"));
+                
+        }
+        Lazarus.startCleanupTimer();
+    }
+    else {
+        Lazarus.debug("Form not saved: invalid form");
+    }
+}
+
+
+/**
+* remove forms from the database
+*/
+Lazarus.removeForms = function(ids){
+	Lazarus.debug("removing forms", ids);
+	if (!ids || (Lazarus.isArray(ids) && ids.length === 0)){
+		return;
+	}
+
+	if (!Lazarus.isArray(ids)){
+		ids = [ids];
+	}
+	//make sure the ids are safe.
+	for(var i=0; i<ids.length; i++){
+		ids[i] = parseInt(ids[i]);
+	} 
+	Lazarus.db.exe("DELETE FROM forms WHERE id IN ("+ ids.join(",") +")");
+	Lazarus.db.exe("DELETE FROM forms_fulltext WHERE docid IN ("+ ids.join(",") +")"); 
+	
+	Lazarus.debug(ids.length +" forms removed");
+}
+
+
+/**
+* return the URL of the page this form is currently on, but leave any query info
+*/
+Lazarus.getFormURL = function(form){
+    //we'll strip any anchor tags from the URL
+    return form.ownerDocument.URL.replace(/#.*/, '');
+}
+
+/**
+* return an integer representing how different one form is from another
+* 0 being identical
+* 100 being 100 characters/values are different
+*/
+Lazarus.shouldCreateNewAutosave  = function(newForm, oldForm){
+
+    //number of characters to ignore when calculating if the form has changed substantially
+    var TEXT_DIFFERENCE = 32; //
+
+    if (oldForm.formtext.length > (TEXT_DIFFERENCE * 2)){
+        var str = oldForm.formtext.substr(0, oldForm.formtext.length - TEXT_DIFFERENCE);
+        //if new form is a continuation of old form (ie the first (X - TEXT_DIFFERENCE) characters are still the same), 
+        //then overwrite current autosave,
+        //otherwise create a new autosave.
+        return (newForm.formtext.indexOf(str) == -1);
+    }
+    //form contains little text, overwrite the current autosave
+    else {
+        return false;
+    }     
+}
+
+/**
+* automatically save the form the user is working on.
+*/
+Lazarus.autoSaveForm = function(){
+    //does the form still exist?
+    if (Lazarus.currAutoSaveForm && !Lazarus.isContextMenuShowing){
+        Lazarus.saveForm(Lazarus.currAutoSaveForm, Lazarus.FORM_TYPE_AUTOSAVE);
+    }
+}
+
+/**
+* start the cleanup timer
+*/
+Lazarus.startCleanupTimer = function(){
+    
+    Lazarus.stopCleanupTimer();
+    
+    if (Lazarus.getExpiryTime()){    
+        Lazarus.cleanupSavedFormsTimer = setInterval(Lazarus.cleanupSavedForms, 1000 * 60);
+    }
+}
+
+/**
+* stop the cleanup timer
+*/
+Lazarus.stopCleanupTimer = function(){
+    if (Lazarus.cleanupSavedFormsTimer){
+        clearInterval(Lazarus.cleanupSavedFormsTimer);
+    }
+}
+
+/**
+* remove old forms from the database
+*/
+Lazarus.cleanupSavedForms = function(){
+
+    //dont cleanup any forms if a user might be trying to retore them
+    if (Lazarus.isContextMenuShowing){return}
+    
+    var expires = Lazarus.getExpiryTime();
+
+    if (expires > 0){
+        //add a couple of minutes to the expiry time, so we don't accidentally 
+        //remove a form whilst we are current restoring it.
+        var cutoffTime = Lazarus.timestamp() - (expires + 120);
+        var ids = Lazarus.db.getColumn("SELECT id FROM forms WHERE created < ?1 AND savetype != "+ Lazarus.FORM_TYPE_TEMPLATE, cutoffTime);
+				Lazarus.removeForms(ids);
+				
+				var ids = Lazarus.db.getColumn("SELECT id FROM textdata WHERE created < ?1", cutoffTime);
+        if (ids.length > 0){
+            Lazarus.db.exe("DELETE FROM textdata WHERE id IN ("+ ids.join(",") +")");
+            Lazarus.db.exe("DELETE FROM textdata_fulltext WHERE docid IN ("+ ids.join(",") +")"); 
+        }
+    }
+    else {
+        Lazarus.stopCleanupTimer();
+    }
+}
+
+/**
+* return an identifier for a url
+*/
+Lazarus.getUrlPage = function(url){
+    var uri = Lazarus.urlToURI(url);
+    if (uri){
+        return uri.scheme +"://"+ uri.hostPort + uri.path.replace(/[\?#].*$/, '');
+    }
+    //for testing on file systems
+    else if ((Lazarus.getExtPref("debugMode") >= 3) && form.action.match(/^file:\/\//i)){
+        return "file://just/testing";
+    }
+    else {
+        return null;
+    }
+}
+
+/**
+* return the user editable fields within a form.
+*/
+Lazarus.getEditableFields = function(form){
+    var fields = [];
+    var saveHidden = Lazarus.getExtPref("saveHiddenFields");
+    var savePassword = Lazarus.getExtPref("savePasswordFields");
+    
+    for (var i=0; i<form.elements.length; i++){
+        var ele = form.elements[i];
+        //ignore fields with no name (they dont get submitted to the server)
+        if (ele.getAttribute("name")){
+            switch(Lazarus.getElementType(ele)){
+                case "text":
+                case "textarea":
+                case "file":
+                case "radio":
+                case "checkbox":
+                case "select":
+                    fields.push(ele);
+                    break;
+                
+                case "password":
+                    if (savePassword){
+                        fields.push(ele);
+                    }
+                    break;
+                    
+                case "hidden":
+                    if (saveHidden){
+                        fields.push(ele);
+                    }
+                    break;
+                    
+                //ignore buttons
+                case "submit":
+                case "reset":
+                case "button":
+                case "image":
+                //and unknown elements
+                default:
+                    //unknown element type
+                    break;
+            }
+        }
+    }
+    return fields;
+}
+
+
+/**
+* return TRUE if element is a textarea
+*/
+Lazarus.isTextarea = function(ele){
+    return (ele && ele.nodeName && ele.nodeName.toLowerCase() == "textarea");
+}
+
+
+/**
+* return TRUE if element is an iframe
+*/
+Lazarus.isIframe = function(ele){
+    return (ele && ele.nodeName && ele.nodeName.toLowerCase() == "iframe");
+}
+
+/**
+* generate a formid for this form
+*/
+Lazarus.getFormId = function(form){ 
+
+    //if this form is from the Lazarus Form Recovery page, then use the id specified in the form
+    if (Lazarus.isDocRecoveryForm(form.ownerDocument)){
+        return form.getAttribute("lazarus-form-id");
+    }
+    
+
+    //forms with no "action" attribute default to sending data to the current page
+    var action = form.action || form.ownerDocument.URL;
+    var uri = Lazarus.urlToURI(action);
+    
+    var formId = (uri && uri.host) ? Lazarus.getBaseDomain(uri.host) : '';
+    //debugging (on local file system)
+    if (!formId && (Lazarus.getExtPref("debugMode") >= 3) && action.match(/^file:\/\//i)){
+        formId = "file://just/testing";
+    }
+    
+    //and point to the same place 
+    if (formId){
+
+        //support for ajax textareas
+        if (form.isTextarea){
+            formId += "<textarea>";            
+        }
+        //and iframes not contained within forms
+        else if (form.isIframe){
+            formId += "<iframe>";            
+        }
+        //#7: Not saving trac "comment" forms
+        //sometimes forms will add additional hidden fields 
+        
+        //if the form has a name, formId , or class we'll add that as well.
+        //no not class. If a form has an error the classname might be changed to highlight 
+        //the error to the user 
+        
+        //we will generate an formId from the editable fields name property
+        //only fields with a name property are submitted.
+        else if (form.name || form.id){
+            formId += form.name ? ("@"+ form.name) : "";
+            //KLUDGE: gmails email form changes the id of the form every time you start a new email
+            formId += form.id && (form.ownerDocument.domain.indexOf("google") == -1) ? ("#"+ form.id) : "";
+        }
+        //fall back to using an identifier generated form the elements within the page
+        else {
+            var names = [];
+            for (var i=0; i<form.elements.length; i++){
+                var ele = form.elements[i];
+                var name = ele.getAttribute("name");
+                if (name){
+                    switch(Lazarus.getElementType(ele)){
+                        case "text":
+                        case "textarea":
+                        case "file":
+                        case "radio":
+                        case "checkbox":
+                        case "select": 
+                            names.push(name.toLowerCase());
+                    }
+                }
+            }
+            
+            //sort and remove duplicate names
+            names.sort();
+            names = Lazarus.arrayUnique(names);
+            
+            formId += "["+ names.join(",") +"]";
+        }
+        
+        //#48: including the domain within the formId constitutes a privacy risk.
+        formId = Lazarus.md5(formId);
+        return formId;
+    }
+    else {
+        Lazarus.warning("Lazarus: Unable to convert url to uri ["+ action +"]");
+        return '';
+    }
+}
+
+/**
+* return a new array containing members of the given array with no duplicates
+*/
+Lazarus.arrayUnique = function(arr){
+    var newArr = [];
+    for (var i=0; i<arr.length; i++){
+        if (!Lazarus.inArray(arr[i], newArr)){
+            newArr.push(arr[i]);
+        }
+    }
+    return newArr;
+}
+
+/**
+* return a user friendly string stating the elapsed time in seconds, minutes, hours or days
+*/
+Lazarus.getTimeString = function(sec){
+
+    if (sec < 1){sec = 1}
+    
+    var units = {
+        "day" : 60 * 60 * 24,
+        "hour" : 60 * 60,
+        "minute": 60,
+        "second": 1
+    }
+    
+    for(var unit in units){
+        if (sec >= units[unit]){
+            var numUnits = Math.floor(sec / units[unit]);
+            if (numUnits == 1){
+                return Lazarus.getString("elapsed."+ unit);
+            }
+            else {
+                return Lazarus.getString("elapsed."+ unit +"s", numUnits);
+            }
+        }
+    }
+    //should never get here
+    return Lazarus.getString("elapsed.second");
+}
+
+/**
+* returns an elements value
+*/
+Lazarus.getElementValue = function(ele){
+    switch(Lazarus.getElementType(ele)){
+        //text fields
+        case "text":
+        case "password":
+        case "textarea":
+        case "file":
+        case "hidden":
+            return ele.value;
+            
+        case "radio":
+        case "checkbox":
+            return {
+                "valueAttr": ele.value,
+                "checked": ele.checked
+            }
+            
+        //buttons
+        case "submit":
+        case "reset":
+        case "button":
+        case "image":
+            return ele.value;
+        
+        case "select":
+            //select boxes have the option to allow multiple selections
+            var selected = [];
+            if (ele.options){
+                for (var i=0; i<ele.options.length; i++){
+                    if (ele.options[i].selected){
+                        selected.push(ele.options[i].value);
+                    }
+                }
+            }
+            return selected;
+        
+        case "iframe":
+            var doc = ele.contentWindow.document;
+            return (doc && doc.body && doc.body.innerHTML) ? doc.body.innerHTML : '';
+            
+        default:
+            //unknown element type
+            return null;
+    }
+}
+
+/**
+* returns an elements value
+*/
+Lazarus.setElementValue = function(ele, value){
+    switch(Lazarus.getElementType(ele)){
+        //text fields
+        case "text":
+        case "password":
+        case "textarea":
+        case "file":
+        case "hidden":
+            ele.value = value;
+            break;
+            
+        case "radio":
+        case "checkbox":
+            ele.checked = value;  
+            break;
+            
+        //buttons
+        case "submit":
+        case "reset":
+        case "button":
+        case "image":
+            ele.value = value;
+            break;
+        
+        case "select":
+            //select boxes have the option to allow multiple selections
+            var selected = [];
+            if (ele.options){
+                //bugfix: RT: 101284
+                //inArray is taking too long for large (10,000+) select boxes, so we'll convert the values array into 
+                //a hash table instead
+                //hmmm, the problem is not actually in the inArray function
+                //but rather the line 
+                //ele.options[i].selected = table[ele.options[i].value] ? true : false;
+                // it appears that a lot goes on behind the scenes when a selectbox option
+                //is set, even if the value doesn't change.                
+                var table = Lazarus.arrayToHashTable(value);
+                for (var i=0; i<ele.options.length; i++){
+                    var selectOption = table[ele.options[i].value] ? true : false;
+                    if (ele.options[i].selected != selectOption){
+                        ele.options[i].selected = selectOption;
+                    }
+                }
+            }
+            break;
+            
+        case "iframe":
+            var doc = ele.contentWindow.document;
+            if (doc && doc.body){
+                doc.body.innerHTML = value;
+            }            
+            break;
+            
+        default:
+            //unknown element type
+            break;
+    }
+}
+
+
+/**
+* return a string explaining the type of a form element
+* differentiates between different input types.
+*/
+Lazarus.getElementType = function(ele){
+    if (ele.nodeName.toLowerCase() == "input"){
+        return ele.type.toLowerCase();
+    }
+    else {
+        return ele.nodeName.toLowerCase();
+    }
+}
+
+/**
+* return a fake form object
+*/
+Lazarus.createFakeForm = function(ele, type){
+    return {
+        ownerDocument: ele.ownerDocument,
+        elements: [ele],
+        action: Lazarus.urlToDomainId(ele.ownerDocument.URL) || '',
+        isTextarea: (type == "textarea"),
+        isIframe: (type == "iframe"),
+        isFakeForm: true
+    };
+}
+
+Lazarus.getParentIframe = function(ele){
+    var win = ele.ownerDocument.defaultView.frameElement;
+    var win = doc && doc.defaultView;
+    return win.frameElement;
+}   
+
+
+/**
+* return the first content editable iframe or textarea from a given element
+*/
+Lazarus.findEditorFromElement = function(ele){
+
+    while(ele){
+        if (Lazarus.isTextarea(ele)){
+            return ele;
+        }
+        else if (Lazarus.isEditableDoc(ele.ownerDocument) && ele.ownerDocument.defaultView.frameElement){
+            return ele.ownerDocument.defaultView.frameElement; 
+        }
+        else {
+            ele = ele.parentNode;
+        }
+    }
+}
+
+/**
+* finds a parent form from this element 
+*/
+Lazarus.findFormFromElement = function(ele){
+    
+    var iframe = false;
+    
+    while(ele){
+        if (ele.nodeName && ele.nodeName.toLowerCase() == "form"){
+            return ele;
+        }
+        else if (ele.form && ele.form.nodeName.toLowerCase() == "form"){
+            return ele.form;
+        }
+        //add support for AJAX textareas that are not contained within a form.
+        else if (Lazarus.isTextarea(ele)){
+            //we're going to build a fake form here, that contains the , so the rest of the code can handle 
+            return Lazarus.createFakeForm(ele, "textarea");
+        }
+        else if (Lazarus.isEditableDoc(ele.ownerDocument)){
+            iframe = ele.ownerDocument.defaultView.frameElement;
+            //move to parent iframe
+            //Hmmm. Problem exists when the editable iframe is contained within another iframe (eg FCKEditor)
+            //we'll need to iterate up through all the frames. But we also need to check if this frame contains the form element
+            ele = iframe;
+        }
+        else if (ele.parentNode && ele.parentNode.tagName){
+            ele = ele.parentNode;
+        }
+        //an iframe has been detected, but no form was found in this iframe
+        //so move up to the containing frame (if any)
+        else if (iframe){
+            ele = ele.ownerDocument.defaultView.frameElement;
+        }
+        else {
+            return null;
+        }
+    }
+    
+    if (iframe){
+        //we have an editable iframe that is NOT contained within a form!
+        //probably some type of AJAX form
+        //we'll need to build a fake form and the iframe in there
+        return Lazarus.createFakeForm(iframe, "iframe");
+    }
+    
+    return null;
+}
+/**
+* finds the first node of type nodeName from ele up the dom tree
+*/
+Lazarus.findParent = function(ele, nodeName){
+    nodeName = nodeName.toLowerCase();
+    while(ele){
+        if (ele.nodeName && ele.nodeName.toLowerCase() == nodeName){
+            return ele;
+        }
+        else {
+            ele = ele.parentNode;
+        }
+    }
+    return null;
+}
+
+/**
+* 
+*/
+Lazarus.onStatusbarImageClick = function(evt){
+    
+    var state = Lazarus.getState()
+    
+    if (state == Lazarus.STATE_DISABLED){
+        evt.preventDefault();
+        Lazarus.openGenerateKeysDialog();
+        if (Lazarus.reloadKeys()){
+            Lazarus.enable();
+        }
+        return false;
+    }
+    
+    //only on left click
+    if (evt.which == 1){
+        switch (state){
+            case Lazarus.STATE_ENABLED:
+                Lazarus.openStatusbarMenu(evt);
+                return;
+                
+            case Lazarus.STATE_PASSWORD_REQUIRED:
+                Lazarus.showEnterPasswordDialog();
+                return 
+            
+            case Lazarus.STATE_PRIVATE_BROWSING:
+                alert(Lazarus.getString('private.browsing.mode'));
+                return;
+            
+            case Lazarus.STATE_GENERATING_KEYS:
+                return;
+            
+            case Lazarus.STATE_DISABLED_FOR_DOMAIN:
+                alert(Lazarus.getString('status.disabledfordomain'))
+                return;
+                
+            case Lazarus.STATE_UNINITALIZED:
+            default:
+                Lazarus.error("Not initalized");
+                return 
+        }
+    }
+}
+
+
+/**
+* show the statusbar menu 
+*/
+Lazarus.openStatusbarMenu = function(evt){
+    Lazarus.$('lazarus-statusbar-menupopup').openPopup(Lazarus.$('lazarus-statusbarpanel'), 'before_end', 0, 0, true);
+}
+
+/**
+* open the options dialog
+*/
+Lazarus.openOptionsDialog = function(optionsPane){
+    optionsPane = optionsPane || null;
+		
+		var features = "chrome,titlebar,toolbar,centerscreen,modal";
+		features += Lazarus.getPref("browser.preferences.animateFadeIn", false) ? "" : ",resizable";
+		
+    window.open("chrome://lazarus/content/options.xul", "LazarusOptions", features, optionsPane);
+}
+
+/**
+* open the about dialog
+*/
+Lazarus.openAboutDialog = function(){
+    window.open("chrome://lazarus/content/about.xul", "LazarusAbout", "chrome,titlebar,toolbar,centerscreen,modal,resizable");
+}
+
+/**
+* open the about dialog
+*/
+Lazarus.openLazarusWebsite = function(page){
+    page = page || '';
+    Lazarus.openURL(Lazarus.website + page, true, true);
+}
+
+/**
+* open a URL in the current browser
+*/
+Lazarus.openURL = function(url, newTab, selectTab){
+    var browser = document.getElementById('content');
+    
+    if (newTab){
+        var tab = browser.addTab(url);
+        if (tab && selectTab){
+            browser.selectedTab = tab;
+        }    
+    }
+    else {
+        content.location = url;
+    }
+}
+
+
+/**
+* returns a localized string 
+*/
+Lazarus.getString = function(strId){
+    try {
+        var strbundle = Lazarus.$("lazarus-strings");
+
+        if (arguments.length == 1){
+            return strbundle.getString(strId);
+        }
+        else {
+            var replacements = [];
+            //NOTE: first argument is the strId
+            for (var i=1; i<arguments.length; i++){
+                replacements.push(arguments[i])
+            }
+            return strbundle.getFormattedString(strId, replacements);
+        }
+    }
+    catch(e){
+        Lazarus.error(e, "failed to getString ["+ strId +"]");
+        return '';
+    }
+}
+
+
+Lazarus.checkDatabase = function(db){
+    //build the database tables
+    try {
+        //forms
+        db.exe('CREATE TABLE IF NOT EXISTS forms (\
+            id INTEGER PRIMARY KEY, formid TEXT, \
+            created INT, \
+            formname TEXT, \
+            forminfo TEXT, \
+            formtext TEXT, \
+            savetype INT, \
+            forminfohash TEXT, \
+            formurl TEXT, \
+            text_length INT, \
+            autofill INT);');
+        db.exe('CREATE INDEX IF NOT EXISTS index_forms_created ON forms (created  DESC)');
+        db.exe('CREATE INDEX IF NOT EXISTS index_forms_formid ON forms (formid  ASC)');
+        
+        //settings
+        db.exe('CREATE TABLE IF NOT EXISTS settings (name TEXT PRIMARY KEY, value TEXT)');
+        
+        //texdata
+        db.exe('CREATE TABLE IF NOT EXISTS textdata (\
+            id INTEGER PRIMARY KEY AUTOINCREMENT NOT NULL, \
+            text_encrypted TEXT, \
+            text_hash TEXT, \
+            text_length INT, \
+            summary_encrypted TEXT, \
+            created INTEGER DEFAULT \'0\' NOT NULL, \
+            domain_hash TEXT, \
+            url_encrypted TEXT, \
+            savetype INTEGER \
+            )');
+            
+        Lazarus.debug("DB: Creating indexes");
+            
+        db.exe('CREATE INDEX IF NOT EXISTS index_textdata_domain ON textdata (domain_hash ASC)');
+        db.exe('CREATE INDEX IF NOT EXISTS index_textdata_created ON textdata (created DESC)');
+        
+        Lazarus.debug("DB: Creating Full Text indexes");
+        
+        //textdata full text index
+        if (!db.tableExists('textdata_fulltext')){
+            db.exe('CREATE VIRTUAL TABLE textdata_fulltext USING fts3(hashed_text)');
+        }
+        
+        //forms: full text index
+        if (!db.tableExists('forms_fulltext')){
+            db.exe('CREATE VIRTUAL TABLE forms_fulltext USING fts3(hashed_text)');
+        }
+        
+        Lazarus.debug("DB: Testing read/write");
+        
+        //test read and write 
+        var now = (new Date()).getTime();
+        db.exe("DELETE FROM settings WHERE name = 'last-accessed'");
+        db.exe("INSERT INTO settings (name, value) VALUES ('last-accessed', ?1)", now);
+        var lastAccessed = db.getInt("SELECT value FROM settings WHERE name = 'last-accessed'");
+        var success = (lastAccessed === now);
+        Lazarus.debug("DB: read/write success? "+ success);
+        return success;
+    }
+    catch(e){
+        Lazarus.error(e);
+        return false;
+    }
+}
+
+/**
+* initalizes the database
+*/
+Lazarus.initDB = function(){
+    //create / connect to the database 
+    //we might have already connected in an update script.
+    if (!Lazarus.Global.db){
+    
+        if (Lazarus.getPref("extensions.lazarus.deleteDatabase", false)){ 
+            Lazarus.killPref("extensions.lazarus.deleteDatabase", false);
+            Lazarus.killDB();
+        }
+        
+        if (Lazarus.getPref("extensions.lazarus.restoreDatabase", false)){ 
+            Lazarus.killPref("extensions.lazarus.restoreDatabase");
+            if (Lazarus.file.exists("%profile%/lazarus-backup.sqlite")){
+              Lazarus.file.move("%profile%/lazarus-backup.sqlite", "%profile%/lazarus.sqlite", true);
+            }
+            else {
+              Lazarus.error("Unable to restore database: backup not found");
+            }
+        }
+    
+        //if a backup exists, and the original database is missing, then try and use the backup database
+        if (Lazarus.file.exists("%profile%/lazarus-backup.sqlite") && !Lazarus.file.exists("%profile%/lazarus.sqlite")){
+          Lazarus.file.move("%profile%/lazarus-backup.sqlite", "%profile%/lazarus.sqlite");
+        }
+        else if (Lazarus.getPref("extensions.lazarus.restoreFromBackup", false) && Lazarus.file.exists("%profile%/lazarus-backup.sqlite")){
+          Lazarus.file.move("%profile%/lazarus-backup.sqlite", "%profile%/lazarus.sqlite");
+        }
+        
+        var db = new Lazarus.SQLite("%profile%/lazarus.sqlite", false);
+        
+        if (!Lazarus.checkDatabase(db)){
+          //save the corrupted database file
+          Lazarus.warning("Database is corrupted, saving corrupt database");
+          var d = Lazarus.formatDate(new Date(), true);
+          Lazarus.file.kill("%profile%/lazarus-"+ d +"-corrupted.sqlite");
+          Lazarus.file.move("%profile%/lazarus.sqlite", "%profile%/lazarus-"+ d +"-corrupted.sqlite");
+          db = null;
+        }
+        
+        //use the backup database if it exists.
+        if (!db && Lazarus.file.exists("%profile%/lazarus-backup.sqlite")){
+          Lazarus.warning("Restoring previous backup database");
+          Lazarus.file.move("%profile%/lazarus-backup.sqlite", "%profile%/lazarus.sqlite");
+          db = new Lazarus.SQLite("%profile%/lazarus.sqlite", false);
+          if (!Lazarus.checkDatabase(db)){
+            //delete the broken backup file
+            Lazarus.file.kill("%profile%/lazarus.sqlite");
+            db = null;
+          }
+        }
+        
+        if (!db){
+          //delete any existing database, and build a new one from scratch
+          Lazarus.file.kill("%profile%/lazarus.sqlite");
+          db = new Lazarus.SQLite("%profile%/lazarus.sqlite", false);
+          if (!Lazarus.checkDatabase(db)){
+            //oh, so screwed
+            Lazarus.error("Unable to create the Lazarus database");
+            db = null;
+          }
+        }
+        
+        if (db){
+          //ok we should now have a valid and checked database 
+          //make a backup of it.
+          //remove the old backup (if it exists)
+          if (Lazarus.getPref("extensions.lazarus.backupDatabase")){
+            Lazarus.debug("Backing up database");
+            Lazarus.file.copy("%profile%/lazarus.sqlite", "%profile%/lazarus-backup.sqlite", true);
+          }
+        }
+        
+        Lazarus.Global.db = db;
+    }
+    
+    Lazarus.db = Lazarus.Global.db;
+    return Lazarus.db ? true : false;
+}
+
+
+Lazarus.cleanDB = function(callback){
+  //takes ages to clean the database
+  Lazarus.debug("Cleaning database");
+  Lazarus.cleaningDatabase = true;
+  Lazarus.refreshIcon();
+  Lazarus.backgroundTask(function(){
+    Lazarus.db.exe("VACUUM");
+  }, function(){
+    Lazarus.cleaningDatabase = false;
+    Lazarus.refreshIcon();
+    if (callback){
+      callback();
+    }
+  });
+}
+
+/**
+* convert autosaved forms to semi-permanent save points 
+*/
+Lazarus.saveAutoSavedForms = function(){
+
+    //convert autosaved forms to semi-permanent points
+    var rs = Lazarus.db.rs("SELECT id, formid FROM forms WHERE savetype = "+ Lazarus.FORM_TYPE_AUTOSAVE +" ORDER BY formid, created DESC");
+    var lastFormId = '';
+    var lastFormCnt = 0;
+    var MAX_AUTOSAVES_TO_KEEP = 2;
+    for (var i=0; i<rs.length; i++){
+        var savedForm = rs[i];
+        if (lastFormId != savedForm["formid"]){
+            lastFormId = savedForm["formid"];
+            lastFormCnt = 1;
+        }
+        else {
+            lastFormCnt++;
+        }
+        
+        if (lastFormCnt <= MAX_AUTOSAVES_TO_KEEP){
+            Lazarus.db.exe('UPDATE forms SET savetype = '+ Lazarus.FORM_TYPE_STALE_AUTOSAVE +' WHERE id = ?1', savedForm["id"]);
+        }
+        else {
+            //excess saved form, remove it
+						Lazarus.removeForms(savedForm["id"]);
+        }
+    }
+}
+
+/**
+* removes old/excess forms from the database
+*/
+Lazarus.removeOldForms = function(){
+    var rs = Lazarus.db.rs("SELECT count(*) as cnt, formid FROM forms WHERE savetype = "+ Lazarus.FORM_TYPE_NORMAL +" GROUP BY formid");
+    var maxForms = Lazarus.getExtPref("maxSavesPerForm", 10);
+    for (var i=0; i<rs.length; i++){
+        var save = rs[i];
+        if (save["cnt"] > maxForms){
+            Lazarus.debug("Removing excess forms "+ save["formid"]);
+            var ids = Lazarus.db.getColumn("SELECT id FROM forms WHERE formid = ?1 AND savetype = "+ Lazarus.FORM_TYPE_NORMAL +" ORDER BY created DESC LIMIT -1 OFFSET ?2", save["formid"], maxForms);
+            if (ids.length){
+                //and remove
+                Lazarus.debug("cleaning up forms "+ ids.join(","));
+								Lazarus.removeForms(ids);
+            }
+        }
+    }
+}
+
+/**
+* empties all the tables in the database
+* except those specified.
+*/
+Lazarus.emptyDB = function(ignoreFormTypes){
+    //always remove text data
+    Lazarus.db.exe('DELETE FROM textdata');
+    Lazarus.db.exe('DELETE FROM textdata_fulltext');
+    
+    if (typeof ignoreFormTypes == "undefined"){
+        Lazarus.db.exe('DELETE FROM forms');
+        Lazarus.db.exe('DELETE FROM forms_fulltext');
+    }
+    else {
+				var ids = Lazarus.db.getColumn('SELECT id FROM forms WHERE savetype NOT IN ('+ ignoreFormTypes +')');
+				Lazarus.removeForms(ids);
+    }
+}
+
+/**
+* completely remove the database
+*/
+Lazarus.killDB = function(){
+    Lazarus.file.kill("%profile%/lazarus.sqlite");
+    Lazarus.file.kill("%profile%/lazarus-backup.sqlite");
+}
+
+/**
+* run any update functions
+*/
+Lazarus.runUpdates = function(prevVersion){
+    for(var key in Lazarus.updates){
+        if (Lazarus.versionCompare(key, prevVersion) == 1){
+            Lazarus.debug("running update "+ key);
+            try {
+                Lazarus.updates[key](prevVersion);
+            }catch(e){
+                Lazarus.error(e);
+            }
+        }
+    }
+}
+
+/**
+* fire a "clear-private-data" event if the user has asked to clear private data on shutdown with no prompt
+*/
+Lazarus.fireClearPrivateDataOnShutdown = function(){
+    if (Lazarus.getPref("privacy.sanitize.sanitizeOnShutdown", false) && !Lazarus.getPref("privacy.sanitize.promptOnSanitize", true)){
+        Lazarus.Event.fire("clear-private-data");
+    }
+}
+
+/**
+* clear private data if all the preferences say so
+*/
+Lazarus.onClearPrivateData = function(action){    
+    if (Lazarus.getExtPref("privacy.item.saved.forms")){
+        Lazarus.emptyDB(Lazarus.FORM_TYPE_TEMPLATE);
+        Lazarus.debug("ClearPrivateData: removing all forms");
+    }
+}
+
+/**
+* return TRUE if lazarus requires a password before data can be decrypted
+*/
+Lazarus.isPasswordSet = function(){
+    //we test this by attempting to decrypt the private key with a blank password
+    var encb64Key = Lazarus.db.getStr("SELECT value FROM settings WHERE name = 'private-key'");
+    //we need to unencrypt the private key
+    return Lazarus.Crypto.AESDecrypt(encb64Key, "") ? false : true;
+}
+
+/*
+* encrypts a string
+*/
+Lazarus.encrypt = function(str){
+    return Lazarus.Crypto.encrypt(str);
+}
+
+/*
+* encrypts a string
+*/
+Lazarus.decrypt = function(str){
+    return Lazarus.Crypto.decrypt(str);
+}
+
+
+/*
+* encrypts a string
+*/
+Lazarus.encrypt2 = function(str){
+    //hmmm interesting, the encrypted string is not always the same.
+    //a certain amount of decryption information must be kept within the encrypted string
+    //so we cannot compare encrypted string against each other to test if they are the same
+    //all encrypted string must be DECRYPTED before comparison.
+    
+    //Unable to decrypt extended characters (eg \u8888)!
+    //IMPORTANT: extended characters are not correctly encoded/decoded in the bsao function used by the encryptor, so (as of 2008-07-24) 
+    //we'll be encoding all strings before encrypting them, and then decoding afterwards.
+    //by adding a 4 character header ("uri:") we can tell which type of string we have (encodeURIComponent).
+    
+    Lazarus.decoderRing = Lazarus.decoderRing || Components.classes["@mozilla.org/security/sdr;1"].getService(Components.interfaces.nsISecretDecoderRing);
+    var encStr = encodeURIComponent(str);
+    return "uri:"+ Lazarus.decoderRing.encryptString(encStr);
+}
+
+/**
+* decrypt a string
+*/
+Lazarus.decrypt2 = function(str){
+    //IMPORTANT: extended characters (eg \u8888) are not correctly encoded/decoded, so (as of 2008-07-24) 
+    //we'll be encoding all strings before encrypting them, and then decoding afterwards.
+    //by inspecting the 4 character header we can tell which type of string we have.
+    Lazarus.decoderRing = Lazarus.decoderRing || Components.classes["@mozilla.org/security/sdr;1"].getService(Components.interfaces.nsISecretDecoderRing);
+    if (str.indexOf("uri:") == 0){
+        str = str.substr(4);
+        var strEnc = Lazarus.decoderRing.decryptString(str);
+        return decodeURIComponent(strEnc);
+    }
+    else {
+        return Lazarus.decoderRing.decryptString(str);
+    }
+}
+
+/**
+* calulate md5 hash of a string
+* ref: http://developer.mozilla.org/en/docs/nsICryptoHash#Computing_the_Hash_of_a_String
+*/
+Lazarus.md5 = function(str){
+
+    var nsICryptoHash = Components.classes['@mozilla.org/security/hash;1'].createInstance(Components.interfaces.nsICryptoHash);
+
+    var converter = Components.classes["@mozilla.org/intl/scriptableunicodeconverter"].createInstance(Components.interfaces.nsIScriptableUnicodeConverter);
+    converter.charset = "UTF-8";
+    // result is an out parameter,
+    // result.value will contain the array length
+    var result = {};
+    // data is an array of bytes
+    var data = converter.convertToByteArray(str, result);
+    
+    nsICryptoHash.init(Components.interfaces.nsICryptoHash.MD5);
+    nsICryptoHash.update(data, data.length);
+    var hash = nsICryptoHash.finish(false);
+    
+    // Unpack the binary data bin2hex style
+    var ascii = [];
+    var len = hash.length;
+    for (var i = 0; i < len; ++i) {
+        var c = hash.charCodeAt(i);
+        var ones = c % 16;
+        var tens = c >> 4;
+        ascii.push(String.fromCharCode(tens + (tens > 9 ? 87 : 48)) + String.fromCharCode(ones + (ones > 9 ? 87 : 48)));
+    }
+    return ascii.join('');
+}
+
+
+/**
+* return TRUE if master password is set
+*/
+Lazarus.isMasterPasswordSet = function(){
+    var secmodDB = Components.classes["@mozilla.org/security/pkcs11moduledb;1"].getService(Components.interfaces.nsIPKCS11ModuleDB);
+    var slot = secmodDB.findSlotByName("");
+    return (slot && (slot.status == Components.interfaces.nsIPKCS11Slot.SLOT_NOT_LOGGED_IN || slot.status == Components.interfaces.nsIPKCS11Slot.SLOT_LOGGED_IN));
+} 
+
+/**
+* return TRUE if a user has set the firefox master password and has not yet logged in.
+*/
+Lazarus.isMasterPasswordRequired = function(){
+    var secmodDB = Components.classes["@mozilla.org/security/pkcs11moduledb;1"].getService(Components.interfaces.nsIPKCS11ModuleDB);
+    var slot = secmodDB.findSlotByName("");
+    return (slot && slot.status == Components.interfaces.nsIPKCS11Slot.SLOT_NOT_LOGGED_IN);
+}
+
+/**
+* 
+*/
+Lazarus.enterMasterPassword = function(){
+
+    //encrypting a string should open the enter master password dialog
+    try {
+        var decoderRing = Components.classes["@mozilla.org/security/sdr;1"].getService(Components.interfaces.nsISecretDecoderRing);
+        decoderRing.encryptString("dummy");
+        return true;
+    }
+    catch(e){
+        return false;
+    }
+}
+
+
+Lazarus.openGenerateKeysDialog = function(){
+    window.open("chrome://lazarus/content/generate-keys.xul", "LazarusGenerateKeys", "chrome,dialog,modal,resizable,centerscreen");
+}
+
+/**
+* dictionary of notification to display in the popup.
+*/
+Lazarus.notifications = {};
+Lazarus.notifications["password-required"] = {
+    "buttons" : [
+        {
+            "label-string": "notification.password.required.button1.label",
+            "accessKey-string": "notification.password.required.button1.accesskey",
+            "callback": function(notif, label){
+                Lazarus.showEnterPasswordDialog();
+                Lazarus.refreshIcon();
+            }
+        }
+    ],
+    "text-string" : "notification.password.required.text",
+    "iconUrl" : "chrome://lazarus/skin/lazarus-error.png"
+}
+
+Lazarus.notifications["password-required-autofill"] = {
+    "buttons" : [
+        {
+            "label-string": "notification.password.required.autofill.button1.label",
+            "accessKey-string": "notification.password.required.autofill.button1.accesskey",
+            "callback": function(notif, label){
+                Lazarus.showEnterPasswordDialog();
+                Lazarus.refreshIcon();
+                Lazarus.autofillDoc(content.document);  
+            }
+        }
+    ],
+    "text-string" : "notification.password.required.autofill.text",
+    "iconUrl" : "chrome://lazarus/skin/lazarus-error.png"
+}
+
+Lazarus.notifications["form-restored"] = {
+    "buttons" : [
+        {
+            "label-string": "notification.form.restored.button1.label",
+            "accessKey-string": "notification.form.restored.button1.accesskey",
+            "callback": function(notif, label){ 
+				
+				var data = Lazarus.$('lazarus-notification').getAttribute('lazarus-data');
+				var page = 'donate.html';
+                page += (data) ? ('?'+ data) : '';
+                Lazarus.openLazarusWebsite(page);
+            }
+        }
+    ],
+    "text-string" : "notification.form.restored.text",
+    "iconUrl" : "chrome://lazarus/skin/lazarus.png"
+}
+
+/**
+* displays the lazarus notification box 
+*/
+Lazarus.showNotificationBox = function(id, text, data){
+    var notif = Lazarus.notifications[id];
+    
+    if (Lazarus.$('lazarus-notification').currentNotification && Lazarus.$('lazarus-notification').currentNotificationId == id){
+        //do nothing, notification box is already shown
+    }
+    else if (notif){
+        //translate text, and buttons
+        if (text){
+            notif["text"] = text;
+        }
+		else if (!notif["text"] && notif["text-string"]){
+            notif["text"] = Lazarus.getString(notif["text-string"]);
+        }
+        
+        for (var i=0; i<notif.buttons.length; i++){
+            var button = notif.buttons[i];
+            if (!button["label"] && button["label-string"]){
+                button["label"] = Lazarus.getString(button["label-string"]);
+            }
+            if (!button["accessKey"] && button["accessKey-string"]){
+                button["accessKey"] = Lazarus.getString(button["accessKey-string"]);
+            }
+        }
+        
+        var notificationBox = Lazarus.$('lazarus-notification');
+		notificationBox.setAttribute('lazarus-data', data || '');
+        notificationBox.currentNotificationId = id;
+        notificationBox.appendNotification(notif["text"], id, notif["iconUrl"], notificationBox.PRIORITY_INFO_LOW, notif["buttons"]);
+    }
+    else {
+        Lazarus.error(Error("Lazarus: invalid notification id ["+ id +"]"));
+    }
+}
+
+/**
+* closes the notification box
+*/
+Lazarus.closeNotificationBox = function(immediate){
+    Lazarus.$('lazarus-notification').removeAllNotifications(immediate);
+}
+
+/**
+* returns a list of the templates found in the database
+*/
+Lazarus.getTemplateNames = function(){
+    return Lazarus.db.getColumn("SELECT formname FROM forms WHERE savetype = "+ Lazarus.FORM_TYPE_TEMPLATE +" ORDER BY formname");    
+}
+
+/**
+* handle user clicking on the "Save form as template..." menuitem
+*/
+Lazarus.onSaveFormMenuItem = function(){
+    //find the current form
+    var form = Lazarus.findFormFromElement(gContextMenu.target, "form");
+    
+    //and show the save as template dialog
+    if (form){
+        var info = Lazarus.formInfo(form, Lazarus.FORM_TYPE_NORMAL);
+        var args = {};
+        args.templateName = '';
+        //add the names of the current templates within the database
+        args.templateNames = Lazarus.getTemplateNames();
+        //suggest using the default name for this form
+        args.defaultName = Lazarus.getMenuItemText(info.formtext) || ("["+ Lazarus.getString("untitled") +"]");
+        //WYSIWYG and TEXTAREAs cannot be autofilled
+        args.isTextarea = form.isTextarea;
+        args.isIframe = form.isIframe;
+        
+        //IMPORTANT: must use open dialog here otherwise the arguments are not passed.
+        window.openDialog("chrome://lazarus/content/template-save.xul", "LazarusTemplateSave", "chrome,modal,resizable", args);
+        if (args.templateName){
+            Lazarus.saveForm(form, Lazarus.FORM_TYPE_TEMPLATE, args.templateName, args.autofill);
+        }
+    }
+    //or throw an error
+    else {
+        alert(Lazarus.getString("error.form.object.not.found"));
+        Lazarus.error(Error("Unable to find form in the document"));    
+    }
+}
+
+/**
+* compare two version numbers (eg 2.0.0.1beta3, 2.0.0rc1)
+* return 1 if version1 > version2
+* return 0 if version1 == version2
+* return -1 if version1 < version2
+*/
+Lazarus.versionCompare = function(version1, version2){
+
+    function getValueOfVersionSegment(seg){
+    
+        if (typeof seg === "undefined"){
+            return 0;
+        }
+        else if (/^\d+$/.test(seg)){
+            return parseInt(seg);
+        }
+        else {
+            switch(seg){
+                case "rc": return -1;
+                case "beta": return -2;
+                case "alpha": return -3;
+                case "dev": return -4;
+                default:
+                    throw Error("Lazarus.versionCompare: Unknown version fragment ["+ seg +"]");
+            }
+        }
+    }
+
+    //verify version strings
+    var regexVerify = /^[\d\.(dev|alpha|beta|rc)]+$/i;
+    
+    if (!regexVerify.test(version1)){
+        Lazarus.error("Lazarus.versionCompare: Invalid version string ["+ version1 +"]");
+        version1 = "0";
+    }
+    else if (!regexVerify.test(version2)){
+        Lazarus.error("Lazarus.versionCompare: Invalid version string ["+ version2 +"]");
+        version2 = "0";
+    }
+    
+    //split each version into sections 
+    var ver1 = version1.toLowerCase().replace(/(\w)(\d)/g, "$1.$2").replace(/(\d)(\w)/g, "$1.$2").split(/[\.\b]/g);
+    var ver2 = version2.toLowerCase().replace(/(\w)(\d)/g, "$1.$2").replace(/(\d)(\w)/g, "$1.$2").split(/[\.\b]/g);
+    
+    //compare each section until a non match occurs
+    var maxLen = Math.max(ver1.length, ver2.length);
+    for (var i=0; i<maxLen; i++){
+        //convert the version segment into a numeric value
+        var seg1 = (typeof ver1[i] === "undefined") ? 0 : getValueOfVersionSegment(ver1[i]);
+        var seg2 = (typeof ver2[i] === "undefined") ? 0 : getValueOfVersionSegment(ver2[i]);
+        
+        if (seg1 > seg2){
+            return 1;
+        }
+        else if (seg1 < seg2){
+            return -1;
+        }            
+    }
+    //all parts are equal
+    return 0;
+}
+
+
+/**
+* return the path to this extension install directory
+* gives correct path even if extension is not installed in a users profile directory.
+*/
+Lazarus.getExtensionDir = function(extId){
+    // the extension's id from install.rdf
+    extId = extId || Lazarus.guid;
+    var em = Components.classes["@mozilla.org/extensions/manager;1"].getService(Components.interfaces.nsIExtensionManager);
+    return em.getInstallLocation(extId).getItemFile(extId, "install.rdf").parent.path;
+}
+
+/**
+* check the website to see if there is a new update available
+*/
+Lazarus.checkForUpdates = function(){
+    //never check more than once a day
+    if (Lazarus.getExtPref("lastUpdateCheck") + (24 * 60 * 60) < Lazarus.timestamp()){
+        Lazarus.setExtPref("lastUpdateCheck", Lazarus.timestamp());
+        
+        // create browser
+        var browser = document.createElement("browser");
+        browser.collapsed = true;
+        //browser.style.height = "0px";
+        document.documentElement.appendChild(browser);
+        
+        // set restrictions as needed
+        browser.webNavigation.allowAuth = false;
+        browser.webNavigation.allowImages = true;
+        browser.webNavigation.allowJavascript = true; // so the google analytic code works
+        browser.webNavigation.allowMetaRedirects = false;
+        browser.webNavigation.allowPlugins = false;
+        browser.webNavigation.allowSubframes = false;
+        
+        // listen for load
+        browser.addEventListener("DOMContentReady", function(evt){
+            // the document of the HTML in the DOM
+            var doc = evt.originalTarget;
+            //check URL (could be about:blank)
+            if (doc && doc.URL != "about:blank"){
+                var ele = doc.getElementById('latest-stable');
+                if (ele && ele.innerHTML){
+                    Lazarus.setExtPref("lastestStableVersion", ele.innerHTML);     
+                }
+                var ele = doc.getElementById('latest-beta');
+                if (ele && ele.innerHTML){
+                    Lazarus.setExtPref("lastestBetaVersion", ele.innerHTML);     
+                }
+                // remove browser element when done
+                //mouse pointer has loading symbol unless we do this?
+                browser.contentDocument.location = "about:blank";
+                browser.parentNode.removeChild(browser);
+                
+                Lazarus.updateVersionIcons();
+            }
+        }, true);
+        
+        // load update check
+        browser.contentDocument.location.href = "http://lazarus.interclue.com/version-check.php";   
+
+        //check again tomorrow
+        setTimeout(Lazarus.checkForUpdates, 24 * 60 * 60 * 1000);
+    }
+    else {
+        //didn't check, so check again in 10 minutes
+        setTimeout(Lazarus.checkForUpdates, 10 * 60 * 1000);
+    }
+}
+
+/**
+* displays the "new beta" or "new stable" icons is a newer version is available.
+*/
+Lazarus.updateVersionIcons = function(){
+    var stable = Lazarus.getExtPref("lastestStableVersion", "");
+    var beta = Lazarus.getExtPref("lastestBetaVersion", "");
+    var thisVersion = Lazarus.getVersionStr();
+    if (beta && Lazarus.getExtPref("checkForUpdatesBeta") && Lazarus.versionCompare(thisVersion, beta) == -1){
+        //show the new beta icon
+        Lazarus.$("lazarus-update-beta-statusbar-image").hidden = false;
+    }
+    else if (stable && Lazarus.getExtPref("checkForUpdates") && Lazarus.versionCompare(thisVersion, stable) == -1){
+        //show the new stable version icon
+        Lazarus.$("lazarus-update-stable-statusbar-image").hidden = false;
+    }
+}
+
+/**
+* attempts to download the latest versin of Lazarus
+*/
+Lazarus.getUpdate = function(version){
+    var urls = {
+        "stable": "http://lazarus.interclue.com/downloads/lazarus.xpi",
+        "beta" : "http://lazarus.interclue.com/downloads/lazarus-beta.xpi"
+    }
+    
+    var url = urls[version] ? urls[version] : urls["stable"];
+    Lazarus.getBrowser().content.location = url;
+}
+
+/**
+* return TRUE if the user is in private Browsing mode (Fx 3.1+)
+*/
+Lazarus.isPrivateBrowsing = function(){
+
+    try {
+        return Components.classes["@mozilla.org/privatebrowsing;1"] && Components.classes["@mozilla.org/privatebrowsing;1"].getService(Components.interfaces.nsIPrivateBrowsingService).privateBrowsingEnabled;
+    }
+    catch(e){
+        return false;
+    }
+}
+
+/**
+* return TRUE if Lazarus is currently disabled because the user is in private browsing mode
+*/
+Lazarus.isDisabledByPrivateBrowsing = function(){
+	return (Lazarus.isPrivateBrowsing() && !Lazarus.getPref("extensions.lazarus.enableInPrivateBrowsingMode"));
+}
+
+/**
+* return an FNV1a hash of the given string
+*/
+Lazarus.FNV1a = function(str, seed){
+    
+    //hash = offset_basis
+    var hash = seed ? parseInt(seed, 16) : 2166136261;
+    
+    //only calculate the length once
+    var len = str.length;
+    
+    //for each octet_of_data to be hashed
+    for (var i=0; i<len; i++){
+    
+        hash ^= str.charCodeAt(i);
+        
+        //hash = hash * FNV_prime (apparently this bitshifting does the same thing)
+        hash += ((hash << 1) + (hash << 4) + (hash << 7) + (hash << 8) + (hash << 24));
+    }
+    
+    return Math.abs(Number(hash & 0x00000000ffffffff)).toString(16);
+}
+
+
+Lazarus.openTextManager = function(){
+
+    //if not logged in close window
+    if (!Lazarus.canDecrypt()){
+        //try loggin in immediately
+        Lazarus.showEnterPasswordDialog();
+    }
+    
+    //if they still can't login do nothing
+    if (Lazarus.canDecrypt()){
+        window.open("chrome://lazarus/content/text-manager.xul", "", "chrome,centerscreen,resizable");
+    }
+}
+
+/**
+*
+**/
+Lazarus.refreshMenuIcons = function(){
+
+    var items = {
+        'lazarus-enterpassword-contextmenuitem': 'chrome://lazarus/skin/lazarus-login.png',
+        'lazarus-restoretext-submenu': 'chrome://lazarus/skin/lazarus.png',
+        'lazarus-restoretextdisabled-contextmenuitem': 'chrome://lazarus/skin/lazarus-disable.png',
+        'lazarus-restoreform-contextmenuitem': 'chrome://lazarus/skin/lazarus.png',
+        'lazarus-restoreform-submenu': 'chrome://lazarus/skin/lazarus.png',
+        'lazarus-submenu-menuitem-donate': 'chrome://lazarus/skin/donate.png',
+        'lazarus-saveform-contextmenuitem': 'chrome://lazarus/skin/lazarus-save.png',
+        'lazarus-domaindisabled-contextmenuitem': 'chrome://lazarus/skin/lazarus-disabled.png',
+        'lazarus-privatebrowsing-contextmenuitem': 'chrome://lazarus/skin/lazarus-disabled.png'
+    };
+    
+    var show = Lazarus.getPref('extensions.lazarus.showContextMenuIcons');
+    
+    for(var id in items){
+        Lazarus.setMenuIcon(document.getElementById(id), show ? items[id] : null);
+    }
+}
+
+
+/**
+* 
+*/
+Lazarus.setMenuIcon = function(ele, iconURL){
+    var classname = ele.tagName.toLowerCase() +"-iconic";
+    
+    if (iconURL){
+        ele.setAttribute("image", iconURL);
+        Lazarus.addClass(ele, classname);
+    }
+    else {
+        //remove the icon
+        ele.setAttribute("image", "");
+        Lazarus.removeClass(ele, classname);
+    }
+}
+
+
+/**
+* return TRUE if class exists 
+*/
+Lazarus.classExists = function(ele, classname){
+    var currName = ele.getAttribute('class') || '';
+    return ((" "+ currName.toLowerCase() +" ").indexOf(" "+ classname.toLowerCase() +" ") > -1);
+}
+
+
+/**
+* adds a classname to an element if the name doesn't exist
+*/
+Lazarus.addClass = function(ele, classname){
+    if (!Lazarus.classExists(ele, classname)){
+        ele.setAttribute('class', (ele.getAttribute('class') || '') +" "+ classname);
+    }
+}
+
+
+/**
+* remove a classname from an element
+*/
+Lazarus.removeClass = function(ele, classname){
+    if (Lazarus.classExists(ele, classname)){
+        var newClassname = ele.getAttribute('class').toLowerCase().replace(classname.toLowerCase(), "").replace(/\s+/g, ' ').replace(/^\s+|\s+$/g, '');
+        ele.setAttribute('class', newClassname);
+    }
+}
+
+/**
+* 
+*/
+Lazarus.test = function(evt){
+
+
+    Lazarus.cleanDB();
+    return;
+    
+    
+    alert(1);
+    Lazarus.backgroundTask(function(){
+    
+      var x = 1234
+      for(var i=0; i<20000000; i++){
+        x = x/100;
+      } 
+      
+      //try throwing an error in the middle of the function
+      x = a.b.c;
+      
+      return x;
+      
+    
+    }, function(result){
+      alert(result);
+    })
+
+    
+    return;
+    
+
+    alert("Private = "+ Lazarus.isPrivateBrowsing());
+    return;
+    
+
+    
+//~ Unit.assert("Lazarus.canEncrypt()", true, "should be able to encrypt");
+
+//~ alert(Unit.getLog());
+//~ return;
+
+
+    var len = 10;
+
+    var p = new Profiler("decrypt");
+    var enc = [];
+    var dec = [];
+    for (var i=0; i<len; i++){
+        enc[i] = Lazarus.encrypt("abc"+ Math.random());
+    }
+    p.mark("encrypted "+ len +" strings");
+    for (var i=0; i<len; i++){
+        dec[i] = Lazarus.decrypt(enc[i]);
+    }
+    
+    debug(p.stop("decrypted"));
+    return;
+    
+    
+
+
+    debug(Lazarus.db.rs("SELECT hashed_text FROM textdata_fulltext LIMIT 1"));
+    return;
+
+    Lazarus.openTextManager();
+    return;
+
+    var str = prompt("Enter search string");
+    if (str){
+        debug(str, Lazarus.hashQuery(str));
+        var rs = Lazarus.db.rs("SELECT id, text_encrypted FROM textdata JOIN textdata_fulltext ON textdata.id = textdata_fulltext.docid WHERE textdata_fulltext.hashed_text MATCH ?1", Lazarus.hashQuery(str));
+        debug(rs);
+        
+        var text = '';
+        for (var i=0; i<rs.length; i++){
+            text += rs[i].id +":"+ Lazarus.decrypt(rs[i].text_encrypted) +"\n";
+        }
+        alert(text ? text : "== no results ==");
+    }
+    return;
+    
+
+
+    alert(Lazarus.hash("chongo <Landon Curt Noll> /\\../\\"));
+    return;
+
+
+    var p = new Profiler('encrypt large file');
+    var s = Lazarus.file.readBinary("%profile%/test.sqlite");
+    p.mark("Read file");
+    var enc = Lazarus.encrypt(s);
+    p.mark("Encrypt file");
+    var dec = Lazarus.decrypt(enc);
+    p.mark("Decrypt file : "+ (dec == s));
+    
+    //Lazarus.file.readBinary("%profile%/test.sqlite");
+    alert(p.stop("finished"));
+    return;
+
+
+
+    alert(Lazarus.enterMasterPassword());
+    return;
+
+    alert(1);
+    Lazarus.isMasterPasswordSet();
+    alert(2);
+    
+    
+    Lazarus.isMasterPasswordSet();
+    return;
+
+
+    Lazarus.db.exe("DELETE FROM settings WHERE name = 'public-key' OR name = 'private-key'");
+    return;
+    
+    
+    var p = new Profiler("encryption");
+    
+    var str = "{testing...}";
+    
+    var str = '';
+    for (var i=0; i<200000; i++){
+        str += "A";
+    }
+    
+    var enc = Lazarus.Crypto.encrypt(str);
+    debug(enc);
+    p.mark("Encrypted string (Hybrid) of length "+ str.length);
+    
+    var dec = Lazarus.Crypto.decrypt(enc);
+    p.mark("Decrypted string (Hybrid): "+ ((dec == str) ? "success" : "FAILED!"));
+    
+    //compare with SSD encryption
+    var enc = Lazarus.encrypt(str);
+    p.mark("Encrypted string (SSD) of length "+ str.length);
+    
+    var dec = Lazarus.decrypt(enc);
+    
+    alert(p.stop("Decrypted string (SSD): "+ ((dec == str) ? "success" : "FAILED!")));
+    return;
+    
+    
+    var keyPair = Lazarus.Crypto.generateRSAKeyPair("{password}");
+    
+    p.mark("Generate RSA key pair");
+    
+    var symKey = Lazarus.Crypto.crypto.generateRandomKey();
+    
+    //attempting to amke a smaller symkey
+    symKey = btoa(atob(symKey).substr(0, 16));
+    
+    p.mark("Generate symetric key ["+ atob(symKey).length +" characters]");
+    
+    var wrapped = Lazarus.Crypto.crypto.wrapSymmetricKey(symKey, keyPair.pubkey);
+    
+    p.mark("RSA Encrypt symetric key");
+                                              
+    var unwrapped = Lazarus.Crypto.crypto.unwrapSymmetricKey(wrapped, keyPair.privkey,
+                                              keyPair.password,
+                                              keyPair.passphraseSalt,
+                                              keyPair.privkeyWrapIV);
+    
+    
+    p.mark("RSA Decrypt symetric key");
+    
+    debug(unwrapped, symKey == unwrapped);
+    
+    alert(p.stop(symKey == unwrapped ? "success" : "failed!"));
+    
+    
+    return;
+    
+    
+    var str = '';
+    for (var i=0; i<200000; i++){
+        str += "A";
+    }
+    
+    
+    str = "a very short string.";
+    
+    //speed test
+    var p = new Profiler("Encrypting a str of length :"+ str.length);
+
+    var keypair = Lazarus.Crypto.generateKeyPair(512);
+    
+    p.mark("generate RSA key pair (512 bit)");
+    
+    
+    debug(Lazarus.Crypto.crypto);
+    
+    var enc = Lazarus.Crypto.encrypt(str, keypair.public);
+    p.mark("hybrid encrypt a string");
+    
+    
+    var dec = Lazarus.Crypto.decrypt(enc, keypair.private);
+    debug(dec);
+    
+    
+    p.mark("hybrid decrypt a string"+ ((str == dec) ? "success" : "FAILED!"));
+    
+    alert(p.stop());
+    //var enc = Lazarus.Crypto.encrypt("a string \u5555");
+    
+    //debug(atob(Lazarus.Crypto.crypto.generateRandomIV()));
+    //debug(atob(Lazarus.Crypto.crypto.generateRandomKey()));
+    
+    return;
+    
+    
+    //labs.mozilla.com/Weave/Crypto
+    //interclue.com/Lazarus/Crypto2
+    
+    try {
+        var xx = Components.classes["@labs.mozilla.com/Weave/Crypto;1"].
+            createInstance(Components.interfaces.IWeaveCrypto);
+    }
+    catch(e){
+        if (confirm("Failed to create Weave:crypto object, weave not installed?\nInstall Weave now?")){
+            Lazarus.openURL('http://dev.izeal.com/xpi/lazarus/weave-0.2.98.xpi', true, true);
+        }
+    }
+    
+    
+    debug(xx);
+    return;
+    
+    
+    var randIV = xx.generateRandomIV();
+    //debug(randIV);
+    
+    var randKey = xx.generateRandomKey();
+    //debug(randKey);
+    
+    var str = '';
+    for (var i=0; i<200000; i++){
+        str += "A";
+    }
+    
+    //speed test
+    var p = new Profiler("Encrypting a str of length :"+ str.length);
+    var enc = xx.encrypt(str, randKey, randIV);
+    p.mark("weave (aes-256-cbc): encrypted");
+    var dec = xx.decrypt(enc, randKey, randIV);
+    p.mark("weave (aes-256-cbc): decrypted : "+ ((str == dec) ? "success" : "FAILED!"));
+    var enc = Lazarus.encrypt(str);
+    p.mark("SecretKeyRing: encrypted");
+    var dec = Lazarus.decrypt(enc);
+    p.mark("SecretKeyRing: decrypted : "+ ((str == dec) ? "success" : "FAILED!"));
+    
+    alert(p.stop());
+    
+    
+    //alert("Private = "+ Lazarus.isPrivateBrowsing());
+    
+    return;
+      //~ var pbs = Components.classes["@mozilla.org/privatebrowsing;1"].getService(Components.interfaces.nsIPrivateBrowsingService);
+      
+      //~ // are we currently in the Private Browsing mode?
+      //~ var inPrivateBrowsingMode = pbs.privateBrowsingEnabled;
+        //~ alert(inPrivateBrowsingMode);
+        //~ return;
+        
+    
+    
+    //~ var pbs = Components.classes["@mozilla.org/browser/privatebrowsing;1"]
+                    //~ .getService(Components.interfaces.nsIPrivateBrowsingService);
+                    
+    //~ pbs.privateBrowsing = !pbs.privateBrowsing;
+    //~ alert(pbs.privateBrowsing);
+
+    //~ return;
+
+
+    //http://lazarus.interclue.com/
+    var url = "http://tinyurl.com/5qhvvw";
+    var log = [];
+    var xmlhttp = new XMLHttpRequest();
+    xmlhttp.open("HEAD", url);
+    xmlhttp.onreadystatechange = function(){
+        try {
+            //debug(xmlhttp.readyState);
+            //debug(xmlhttp.status);
+            //debug(xmlhttp.getAllResponseHeaders());
+        }catch(e){}
+        
+        if (xmlhttp.readyState == 4){
+            Lazarus.dump(xmlhttp.channel.originalURI);
+            Lazarus.dump(xmlhttp.channel.URI);
+        }
+        
+    }
+    xmlhttp.send(null);
+    return;
+    
+    //Lazarus.checkForUpdates();
+    return;
+
+    alert(decodeURIComponent(encodeURIComponent("\u2663")))
+
+    var str = "\u2663";
+    alert(str +" ["+ str.length +"]");
+    var enc = Lazarus.encrypt(str); 
+    alert(enc);
+    var s = Lazarus.decrypt(enc);
+    alert(s);
+    //~ var alertsService = Components.classes["@mozilla.org/alerts-service;1"]
+                              //~ .getService(Components.interfaces.nsIAlertsService);
+//~ alertsService.showAlertNotification("chrome://mozapps/skin/downloads/downloadIcon.png", 
+                                    //~ "Alert title", "Alert text goes here.", 
+                                    //~ false, "", null);
+
+//~ function setToNormalZ(aWindow) {
+     //~ aWindow.QueryInterface(Components.interfaces.nsIInterfaceRequestor);
+     //~ var webnav = aWindow.getInterface(Components.interfaces.nsIWebNavigation);
+     //~ var dsti = webnav.QueryInterface(Components.interfaces.nsIDocShellTreeItem);
+     //~ var treeowner = dsti.treeOwner;
+     //~ var ifreq = treeowner.QueryInterface(Components.interfaces.nsIInterfaceRequestor);
+     //~ var xulwin = ifreq.getInterface(Components.interfaces.nsIXULWindow);
+     //~ xulwin.zLevel = 9;
+//~ }
+
+
+  //~ var win = window.open("chrome://lazarus/content/test.xul", "test", "chrome");
+
+
+//~ setTimeout(function(){
+    //~ //
+    //~ //alert("a");
+    //~ setToNormalZ(win);
+
+//~ }, 3000);
+
+//~ <?xml-stylesheet href="chrome://global/skin/alerts/alert.css" type="text/css"?>
+
+//~ <window id="alertNotification"
+        //~ xmlns="http://www.mozilla.org/keymaster/gatekeeper/there.is.only.xul"
+        //~ windowtype="alert:alert"
+        //~ xmlns:xhtml2="http://www.w3.org/TR/xhtml2"
+        //~ xmlns:wairole="http://www.w3.org/2005/01/wai-rdf/GUIRoleTaxonomy#"
+        //~ xhtml2:role="wairole:alert"
+        //~ align="start"
+        //~ onload="onAlertLoad()">
+        
+    
+    //~ if (Lazarus.state == Lazarus.STATE_DISABLED){
+        //~ Lazarus.enable();
+    //~ }
+    //~ else {
+        //~ Lazarus.disable();
+    //~ }
+    
+    //Lazarus.warning("test");
+    //Lazarus.updates["1.0.1beta4"]();
+    
+    //~ Lazarus.debug(Lazarus.getBaseDomain('www.127.0.0.1'));
+    //~ Lazarus.debug(Lazarus.getBaseDomain('domain.tv.com'));
+    //~ Lazarus.debug(Lazarus.getBaseDomain('domain.com.tv'));
+    //~ Lazarus.debug(Lazarus.getBaseDomain('domain.tv'));
+    //~ Lazarus.debug(Lazarus.getBaseDomain('domain.com'));
+    //~ Lazarus.debug(Lazarus.getBaseDomain('secure.email.website.co.uk'));
+    //~ Lazarus.debug(Lazarus.getBaseDomain('this.is.a.worst.shortly.subdomain.thisIsMyMainWebsite.com.cl'));
+}
+
+
+
+
+Lazarus.icon = "data:image/png;base64,\
+iVBORw0KGgoAAAANSUhEUgAAAAsAAAAOCAYAAAD5YeaVAAAALHRFWHRDcmVhdGlvbiBUaW1lAFRo\
+dSAxMiBOb3YgMjAwOSAxMzoxOToxNiArMTIwMJCaV2oAAAAHdElNRQfZCwwAFimayURVAAAACXBI\
+WXMAAAsSAAALEgHS3X78AAAABGdBTUEAALGPC/xhBQAAASZJREFUeNq1ks1KAmEUhh+/GZkGs6IS\
+gzYhhREEwbRw56IbSaIbaNe+K2gvFEWB11Cgm4LUKKGfRRqVpKVTpkJpOpOJow6ufVfn8D7nfC8f\
+B4YlR39zesHc8wPrRpNx9xildJrw9hZZyxdWkUggV3XWLhPcn8XZcQoyX2W0/mVdODPSesWBojh5\
+D+/yYTp4q+g93wZ//mA6Fc4XFlnaO8L38sS8XuIuEukxslWsSISaE3xLPvzVCv56g9rGJpVcltWW\
+fWiDYzHU/Ct4vDy6RwlcX3Fyk4Ji0f4JbWlae1CKpwjsH3MQCrHciSkGMieTNEwTwzSYUhQmJRVv\
+xzIG4H9Fo4haHa8QuFwqs8GgPYLc3xQ8iN9bpvM51GqZmUKhvaw5tJPo6g+jvlxgBqGatwAAAABJ\
+RU5ErkJggg==";
\ No newline at end of file
-- 
cgit