Index: js/mc.js
===================================================================
RCS file: /cvs/drupal-contrib/contributions/modules/ctools/js/mc.js,v
retrieving revision 1.3.2.1
diff -u -p -r1.3.2.1 mc.js
--- js/mc.js	5 Oct 2009 23:38:33 -0000	1.3.2.1
+++ js/mc.js	3 Aug 2010 00:12:55 -0000
@@ -39,6 +39,8 @@
       opacity: '.55'
     }, css);
 
+    // Add opacity handling for IE.
+    css.filter = 'alpha(opacity=' + (100 * css.opacity) + ')';
     content.hide();
 
     // if we already ahve a modalContent, remove it