Index: typo3/sysext/t3skin/extjs/xtheme-t3skin.css
===================================================================
--- typo3/sysext/t3skin/extjs/xtheme-t3skin.css	(revision 5723)
+++ typo3/sysext/t3skin/extjs/xtheme-t3skin.css	(working copy)
@@ -1162,12 +1162,18 @@
 	border-bottom-color:#d0d0d0;
 }
 
-.x-grid-group-hd div {
+.x-grid-group-hd div.x-grid-group-title { 
 	background-image:url(images/grid/group-expand-sprite.gif);
+	background-position: 3px -46px;
 	color:#3764a0;
 	font:bold 11px arial, tahoma, helvetica, sans-serif;
 }
 
+.x-grid-group-collapsed .x-grid-group-hd div.x-grid-group-title {
+    background-image:url(images/grid/group-expand-sprite.gif);
+    background-position: 3px 4px;
+}
+
 .x-group-by-icon {
 	background-image:url(images/grid/group-by.gif);
 }