1 files changed, 49 insertions, 12 deletions
diff --git a/data/lib/jumpNextBug.js b/data/lib/jumpNextBug.js
index 348c776..b777fe8 100644
--- a/data/lib/jumpNextBug.js
+++ b/data/lib/jumpNextBug.js
@@ -2,16 +2,53 @@
 // http://www.opensource.org/licenses/mit-license.php
 "use strict";
 
-var nextElement = {};
-var nextRE = new RegExp("Next");
+(function createRelationElements() {
+  var relation = {};
+  var linkLabels = [
+      "First", "Last", "Prev", "Next"
+  ];
+  var labelToRelation = {
+    "First" : {
+      rel : "start"
+    },
+    "Last" : {
+      rel : "last"
+    },
+    "Prev" : {
+      rel : "prev"
+    },
+    "Next" : {
+      rel : "next"
+    }
+  };
 
-var aNavigElements = document.querySelectorAll("#bugzilla-body .navigation a");
-var filteredElements = Array.filter(aNavigElements, function(elem) {
-  return nextRE.test(elem.textContent);
-});
-console.log("filteredElements.length = " + filteredElements.length);
-if (filteredElements.length > 0) {
-  nextElement = filteredElements[0];
-  nextElement.setAttribute("accesskey", "n");
-  nextElement.innerHTML = "<u>N</u>ext";
-}
+  function createLinkRel(rel, href) {
+    var newLinkElement = document.createElement("link");
+    newLinkElement.setAttribute("rel", rel);
+    newLinkElement.setAttribute("href", href);
+    document.getElementsByTagName("head")[0]
+        .appendChild(newLinkElement);
+  }
+
+  var aNavigElements = document
+      .querySelectorAll("#bugzilla-body .navigation a");
+  Array.forEach(aNavigElements, function(elem) {
+    var labelText = elem.textContent.trim();
+    if (isInList(labelText, linkLabels)) {
+      labelToRelation[labelText].href = elem
+          .getAttribute("href");
+    }
+    ;
+  });
+  console.myDebug("labelToRelation = "
+      + labelToRelation.toSource());
+
+  for ( var key in labelToRelation) {
+    if (labelToRelation.hasOwnProperty(key)) {
+      relation = labelToRelation[key];
+      if (relation.href) {
+        createLinkRel(relation.rel, relation.href);
+      }
+    }
+  }
+})();