Index: /CKEditor/trunk/_source/skins/office2003/menu.css
===================================================================
--- /CKEditor/trunk/_source/skins/office2003/menu.css	(revision 3330)
+++ /CKEditor/trunk/_source/skins/office2003/menu.css	(revision 3331)
@@ -89,4 +89,6 @@
 	filter: alpha(opacity=70); /* IE */
 	opacity: 0.70; /* Safari, Opera and Mozilla */
+
+	_font-size: 0;
 }
 
Index: /CKEditor/trunk/_source/skins/v2/menu.css
===================================================================
--- /CKEditor/trunk/_source/skins/v2/menu.css	(revision 3330)
+++ /CKEditor/trunk/_source/skins/v2/menu.css	(revision 3331)
@@ -89,4 +89,6 @@
 	filter: alpha(opacity=70); /* IE */
 	opacity: 0.70; /* Safari, Opera and Mozilla */
+
+	_font-size: 0;
 }