Index: modules/overlay/overlay-parent.js
===================================================================
RCS file: /cvs/drupal/drupal/modules/overlay/overlay-parent.js,v
retrieving revision 1.17
diff -u -r1.17 overlay-parent.js
--- modules/overlay/overlay-parent.js	10 Jan 2010 23:56:00 -0000	1.17
+++ modules/overlay/overlay-parent.js	11 Jan 2010 02:30:05 -0000
@@ -624,7 +624,7 @@
     self.$container.height(self.lastHeight);
   }
 
-  if (self.options.autoFit) {
+  if (self.options.autoFit && !self.isLoading) {
     self.innerResize();
   }