Bug #240750 --> Use sane widths and heights for all resolutions, not just 800 x 600 when launching with a new profile.

mail/app/profile/localstore.rdf

@@ -35,11 +35,5 @@
     <NC:persist resource="chrome://messenger/content/messenger.xul#messengerWindow"/>
     <NC:persist resource="chrome://messenger/content/messenger.xul#threadOutliner"/>
   </RDF:Description>
-  <RDF:Description about="chrome://messenger/content/messenger.xul#messengerWindow">
-    <screenX>4</screenX>
-    <screenY>4</screenY>
-    <width>800</width>
-    <height>565</height>
-  </RDF:Description>
   <RDF:Description about="chrome://messenger/content/messenger.xul#threadOutliner" height="94" />
 </RDF:RDF>

mail/base/content/messenger.xul

@@ -42,8 +42,6 @@
         titlemenuseparator="&titleSeparator.label;"
         onload="OnLoadMessenger()"
         onunload="OnUnloadMessenger()"
-        width="750"
-        height="500"
         screenX="10" screenY="10"
         persist="width height screenX screenY sizemode"
         windowtype="mail:3pane">

mail/base/content/msgMail3PaneWindow.js

@@ -721,6 +721,27 @@ function OnLoadMessenger()
   // in delayedOnLoadMessenger...
   UpdateMailPaneConfig(false);
 
+  // Set a sane starting width/height for all resolutions on new profiles. Do this before the window loads
+  if (!document.documentElement.hasAttribute("width")) 
+  {
+    var defaultWidth, defaultHeight;
+    if (screen.availHeight <= 600) 
+    { 
+      document.documentElement.setAttribute("sizemode", "maximized");
+      defaultWidth = 800;
+      defaultHeight = 565;
+    }
+    else // for higher resolution displays, use larger values for height and width
+    {
+      defaultWidth = screen.availWidth * .8;
+      defaultHeight = screen.availHeight * .8; 
+    }
+
+    document.documentElement.setAttribute("width", defaultWidth);
+    document.documentElement.setAttribute("height", defaultHeight);
+  }
+
+
   setTimeout(delayedOnLoadMessenger, 0); // when debugging, set this to 5000, so you can see what happens after the window comes up.
 }