[patch] XHTML compatibility

[cmlenz]

[patch] XHTML compatibility

[kvdb]

Also, to prevent opening a new tab to show output of the POST as described in
http://stackoverflow.com/questions/7083325/firefox-form-targetting-an-iframe-is-opening-new-tab

--- static/js/jquery.iframe-transport.js    (revision 4874)
+++ static/js/jquery.iframe-transport.js    (working copy)
@@ -167,7 +167,7 @@
         // sent.
         send: function(headers, completeCallback) {
           iframe = $("<iframe src='javascript:false;' name='" + name +
-            "' style='display:none'></iframe>");
+            "' id='" + name + "' style='display:none'></iframe>");

           // The first load event gets fired after the iframe has been injected
           // into the DOM, and is used to prepare the actual submission.