Bug 591535: "Give me some help" link's iframe behavior is no longer necessary

js/help.js

-/* ***** BEGIN LICENSE BLOCK *****
- * Version: MPL 1.1
- *
- * The contents of this file are subject to the Mozilla Public License Version
- * 1.1 (the "License"); you may not use this file except in compliance with
- * the License. You may obtain a copy of the License at
- * http://www.mozilla.org/MPL/
- *
- * Software distributed under the License is distributed on an "AS IS" basis,
- * WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
- * for the specific language governing rights and limitations under the
- * License.
- *
- * The Original Code is the Bugzilla Bug Tracking System.
- *
- * The Initial Developer of the Original Code is
- * Netscape Communications Corporation.
- * Portions created by the Initial Developer are Copyright (C) 1998
- * the Initial Developer. All Rights Reserved.
- *
- * Contributor(s):
- *   Gervase Markham <gerv@gerv.net>
- *
- * ***** END LICENSE BLOCK ***** */
-
-var g_helpTexts = new Object();
-var g_helpIframe;
-var g_helpDiv;
-
-/**
- * Generate help controls during page construction.
- *
- * @return Boolean; true if controls were created and false if not.
- */
-function generateHelp()
-{
-    // Only enable help if controls can be hidden
-    if (!document.body.style)
-        return false;
-
-    // Create help controls (a div to hold help text and an iframe
-    // to mask any and all controls under the popup)
-    document.write('<div id="helpDiv" style="display: none;"><\/div>');
-    document.write('<iframe id="helpIframe" src="about:blank"');
-    document.write('        frameborder="0" scrolling="no"><\/iframe>');
-
-    return true;
-}
-
-/**
- * Enable help popups for all form elements after the page has finished loading.
- *
- * @return Boolean; true if help was enabled and false if not.
- */
-function enableHelp()
-{
-    g_helpIframe = document.getElementById('helpIframe');
-    g_helpDiv = document.getElementById('helpDiv');
-    if (!g_helpIframe || !g_helpDiv) // Disabled if no controls found
-        return false;
-
-    // MS decided to add fieldsets to the elements array; and
-    // Mozilla decided to copy this brokenness. Grr.
-    for (var i = 0; i < document.forms.length; i++) {
-        for (var j = 0; j < document.forms[i].elements.length; j++) {
-            if (document.forms[i].elements[j].tagName != 'FIELDSET') {
-                document.forms[i].elements[j].onmouseover = showHelp;
-            }
-        }
-    }
-
-    document.body.onclick = hideHelp;
-    return true;
-}
-
-/**
- * Show the help popup for a form element.
- */
-function showHelp() {
-    if (!g_helpIframe || !g_helpDiv || !g_helpTexts[this.name])
-        return;
-
-    // Get the position and size of the form element in the document
-    var elemY = bz_findPosY(this);
-    var elemX = bz_findPosX(this);
-    var elemH = this.offsetHeight;
-
-    // Update help text displayed in the div
-    g_helpDiv.innerHTML = ''; // Helps IE 5 Mac
-    g_helpDiv.innerHTML = g_helpTexts[this.name];
-
-    // Position and display the help popup
-    g_helpIframe.style.top = g_helpDiv.style.top = elemY + elemH + 5 + "px";
-    g_helpIframe.style.left = g_helpDiv.style.left = elemX + "px";
-    g_helpIframe.style.display = g_helpDiv.style.display = '';
-    g_helpIframe.style.width = g_helpDiv.offsetWidth + "px";
-    g_helpIframe.style.height = g_helpDiv.offsetHeight + "px";
-}
-
-/**
- * Hide the help popup.
- */
-function hideHelp() {
-    if (!g_helpIframe || !g_helpDiv)
-        return;
-
-    g_helpIframe.style.display = g_helpDiv.style.display = 'none';
-}

skins/standard/help.css

-/* ***** BEGIN LICENSE BLOCK *****
- * Version: MPL 1.1
- *
- * The contents of this file are subject to the Mozilla Public License Version
- * 1.1 (the "License"); you may not use this file except in compliance with
- * the License. You may obtain a copy of the License at
- * http://www.mozilla.org/MPL/
- *
- * Software distributed under the License is distributed on an "AS IS" basis,
- * WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
- * for the specific language governing rights and limitations under the
- * License.
- *
- * The Original Code is the Bugzilla Bug Tracking System.
- *
- * The Initial Developer of the Original Code is
- * Netscape Communications Corporation.
- * Portions created by the Initial Developer are Copyright (C) 1998
- * the Initial Developer. All Rights Reserved.
- *
- * Contributor(s):
- *   Gervase Markham <gerv@gerv.net>
- *
- * ***** END LICENSE BLOCK ***** */
-
-/* Help system */
-#helpDiv {
-    border-style: solid;
-    border-color: #F0A000;
-    background-color: white;
-    padding: 5px;
-    position: absolute;
-    z-index: 2;
-}
-
-#helpIframe {
-    overflow: hidden;
-    position: absolute;
-    z-index: 1;
-    display: none;
-}

template/en/default/search/search-advanced.html.tmpl

@@ -36,12 +36,11 @@ var queryform = "queryform"
 
 [% PROCESS global/header.html.tmpl
   title = "Search for $terms.bugs"
-  onload = "doOnSelectProduct(0); enableHelp();"
+  onload = "doOnSelectProduct(0);"
   javascript = js_data
   yui = [ 'autocomplete', 'calendar' ]
-  javascript_urls = [ "js/productform.js", "js/util.js",
-                      "js/help.js" , "js/TUI.js", "js/field.js"]
-  style_urls = [ "skins/standard/help.css" , "skins/standard/search_form.css" ]
+  javascript_urls = [ "js/productform.js", "js/util.js", "js/TUI.js", "js/field.js"]
+  style_urls = [ "skins/standard/search_form.css" ]
   doc_section = "query.html"
   style = "dl.bug_changes dt {
              margin-top: 15px;
@@ -52,19 +51,7 @@ var queryform = "queryform"
 
 [% button_name = "Search" %]
 
-[%# The decent help requires Javascript %]
-<script type="text/javascript"> <!--
-[% IF NOT cgi.param("help") %]
-  document.write("<p><a href='query.cgi?help=1&amp;format=advanced'>Give me some help<\/a> (reloads page).<\/p>");
-[% ELSE %]
-  [% PROCESS "bug/field-help.none.tmpl" %]
-  if (generateHelp())
-    document.write("<p>For help, mouse over the page elements.<\/p>");
-  else
-    document.write("<p>Help initialization failed, no help available.<\/p>");
-[% END %]
-// -->
-</script>
+<p id="search_help">Hover your mouse over each field label to get help for that field.</p>
 
 <form method="post" action="buglist.cgi" name="queryform" id="queryform">