Index: ahah.js
===================================================================
RCS file: /cvs/drupal/drupal/misc/ahah.js,v
retrieving revision 1.7
diff -u -r1.7 ahah.js
--- ahah.js	4 Jan 2008 11:53:21 -0000	1.7
+++ ahah.js	8 Feb 2008 12:16:42 -0000
@@ -24,7 +24,10 @@
         element_settings.element = this;
         var ahah = new Drupal.ahah(base, element_settings);
       });
-
+      // Convert submit type to button to avoid default button bad behavior.
+      if (element_settings.element.type == 'submit') {
+        element_settings.element.type = 'button';
+      }
       $('#'+ base).addClass('ahah-processed');
     }
   }