Index: typo3/sysext/t3skin/extjs/xtheme-t3skin.css
===================================================================
--- typo3/sysext/t3skin/extjs/xtheme-t3skin.css	(revision 9994)
+++ typo3/sysext/t3skin/extjs/xtheme-t3skin.css	(revision )
@@ -491,7 +491,7 @@
 
 /* the mask for dialogs */
 .ext-el-mask {
-	background-color: #000000;
+	background-color: #f8f8f8;
 	-moz-opacity: 0.75;
 	opacity: 0.75;
 	filter:alpha(opacity=75);