Index: wp-admin/css/wp-admin.dev.css
===================================================================
--- wp-admin/css/wp-admin.dev.css	(revision 16052)
+++ wp-admin/css/wp-admin.dev.css	(working copy)
@@ -2602,7 +2602,8 @@
 }
 
 #screen-meta a.show-settings {
-	background-image: url( ../images/screen-options-right.gif?ver=20100531 );
+	background-image: url( ../images/screen-options-toggle.gif?ver=20100531 );
+	background-position: top right;
 }
 
 #screen-meta a.show-settings:hover {
Index: wp-admin/js/common.dev.js
===================================================================
--- wp-admin/js/common.dev.js	(revision 16052)
+++ wp-admin/js/common.dev.js	(working copy)
@@ -205,11 +205,11 @@
 
 		$('#screen-options-wrap').slideToggle('fast', function(){
 			if ( $(this).hasClass('screen-options-open') ) {
-				$('#show-settings-link').css({'backgroundImage':'url("images/screen-options-right.gif?ver=20100531")'});
+				$('#show-settings-link').css({'backgroundPosition':'top right'});
 				$('#contextual-help-link-wrap').css('visibility', '');
 				$(this).removeClass('screen-options-open');
 			} else {
-				$('#show-settings-link').css({'backgroundImage':'url("images/screen-options-right-up.gif?ver=20100531")'});
+				$('#show-settings-link').css({'backgroundPosition':'bottom right'});
 				$(this).addClass('screen-options-open');
 			}
 		});
@@ -223,11 +223,11 @@
 
 		$('#contextual-help-wrap').slideToggle('fast', function() {
 			if ( $(this).hasClass('contextual-help-open') ) {
-				$('#contextual-help-link').css({'backgroundImage':'url("images/screen-options-right.gif?ver=20100531")'});
+				$('#contextual-help-link').css({'backgroundPosition':'top right'});
 				$('#screen-options-link-wrap').css('visibility', '');
 				$(this).removeClass('contextual-help-open');
 			} else {
-				$('#contextual-help-link').css({'backgroundImage':'url("images/screen-options-right-up.gif?ver=20100531")'});
+				$('#contextual-help-link').css({'backgroundPosition':'bottom right'});
 				$(this).addClass('contextual-help-open');
 			}
 		});