Bug 237244 use location.reload for "Try Again" on error pages instead of

assigning to location.href
r+sr=bz

docshell/resources/content/netError.js

@@ -32,8 +32,10 @@ function getDescription()
 
 function retryThis()
 {
-  var duffUrl = getDuffUrl();
-  document.location.href = duffUrl;
+  // Session history has the URL of the page that failed
+  // to load, not the one of the error page. So, just call
+  // reload(), which will also repost POST data correctly.
+  location.reload();
 }
 
 function fillIn()

docshell/resources/content/netError.xhtml

@@ -160,8 +160,7 @@
       <p>&netOffline.longDesc;</p>
     </div>
   </div>
-
-  <p><a id="retry" href="#" onclick="retryThis();">&retry.label;</a></p>
+  <p><input type="button" value="&retry.label;" id="retry" onclick="retryThis();"/></p>
   <!--
     - Note: It is important to run fillIn using this way, instead of using
     - an onload handler. This is because error pages are loaded as