adding a help button to page info, bug=140466, r=racham, sr=alecf

xpfe/browser/resources/content/pageInfo.js

@@ -150,6 +150,35 @@ function onLoadPageInfo()
   }
 }
 
+function doHelpButton() {
+  var tabControl = document.getElementById("tabbox");
+  switch (tabControl.selectedTab.id) {
+    case "generalTab":
+      helpdoc = "pageinfo_general";
+      break;
+    case "formsTab":
+      helpdoc = "pageinfo_forms";
+      break;
+    case "linksTab":
+      helpdoc = "pageinfo_links";
+      break;
+    case "mediaTab":
+      helpdoc = "pageinfo_media";
+      break;
+    case "securityTab":
+      helpdoc = "pageinfo_security";
+      break;
+    case "p3pTab":
+      helpdoc = "pageinfo_privacy";
+      break;
+    default:
+      helpdoc = "pageinfo_general";
+      break;
+  }
+  openHelp(helpdoc);  
+}
+
+ 
 function makeGeneralTab()
 {
   var theBundle = document.getElementById("pageinfobundle");

xpfe/browser/resources/content/pageInfo.xul

@@ -42,12 +42,13 @@
   windowtype="Browser:page-info"
   onload="onLoadPageInfo()"
   align="stretch" class="dialog"
-  width="425" height="450"
+  width="&pageInfoWindow.width;" height="&pageInfoWindow.height;"
   screenX="10" screenY="10"
   persist="screenX screenY width height sizemode">
 
   <script type="application/x-javascript" src="chrome://communicator/content/contentAreaUtils.js"/>
   <script type="application/x-javascript" src="chrome://navigator/content/pageInfo.js"/>
+  <script type="application/x-javascript" src="chrome://help/content/contextHelp.js"/>
 
   <keyset>
     <key id="closeWindow" key="&closeWindow;" modifiers="accel" oncommand="window.close();"/>
@@ -319,4 +320,8 @@
       <!-- Others added by overlay -->
     </tabpanels>
   </tabbox>
+  <box>
+    <spacer flex="1"/>
+    <button label="&helpButton;" oncommand="doHelpButton();" />
+  </box>
 </window>

xpfe/browser/resources/locale/en-US/pageInfo.dtd

@@ -37,6 +37,9 @@
 
 <!ENTITY  title                 "Page Info"> 
 <!ENTITY  description           "Information about the current page"> 
+<!ENTITY  helpButton            "Help">
+<!ENTITY  pageInfoWindow.width  "425">
+<!ENTITY  pageInfoWindow.height "470">
 
 <!ENTITY  unknown               "Unknown">
 <!ENTITY  closeWindow           "w">