Index: wp-admin/admin-header.php
===================================================================
--- wp-admin/admin-header.php	(revision 21420)
+++ wp-admin/admin-header.php	(working copy)
@@ -76,6 +76,9 @@
 if ( get_user_setting('mfold') == 'f' )
 	$admin_body_class .= ' folded';
 
+if ( !get_user_setting('unfold') )
+	$admin_body_class .= ' auto-fold';
+
 if ( is_admin_bar_showing() )
 	$admin_body_class .= ' admin-bar';
 
Index: wp-admin/css/colors-classic.dev.css
===================================================================
--- wp-admin/css/colors-classic.dev.css	(revision 21420)
+++ wp-admin/css/colors-classic.dev.css	(working copy)
@@ -454,7 +454,7 @@
 
 #adminmenu a:hover,
 #adminmenu li.menu-top > a:focus,
-#adminmenu ul.wp-submenu a:hover,
+#adminmenu .wp-submenu a:hover,
 #the-comment-list .comment a:hover,
 #rightnow a:hover,
 #media-upload a.del-link:hover,
@@ -1294,18 +1294,7 @@
 	border-color: #D1E5EE;
 }
 
-#adminmenu li.wp-has-current-submenu.wp-menu-open .wp-menu-toggle,
-#adminmenu li.wp-has-current-submenu:hover .wp-menu-toggle {
-	background: transparent url(../images/arrows-dark-vs.png) no-repeat -1px 6px;
-}
-
-#adminmenu .wp-has-submenu:hover .wp-menu-toggle,
-#adminmenu .wp-menu-open .wp-menu-toggle {
-	background: transparent url(../images/arrows-vs.png) no-repeat -2px 6px;
-}
-
 #adminmenu a.menu-top,
-.folded #adminmenu li.menu-top,
 #adminmenu .wp-submenu .wp-submenu-head {
 	border-top-color: #ffffff;
 	border-bottom-color: #cae6ff;
@@ -1315,10 +1304,12 @@
 	border-color: #d1e5ee;
 }
 
-#adminmenu li.menu-top:hover > a,
-#adminmenu li.menu-top.focused > a,
-#adminmenu li.menu-top > a:focus {
+#adminmenu a.menu-top:hover,
+#adminmenu li.opensub > a.menu-top,
+#adminmenu li.opensub > a.menu-top,
+#adminmenu li > a.menu-top:focus {
 	background-color: #e0f1ff;
+	color: #d54e21;
 	text-shadow: 0 1px 0 rgba( 255, 255, 255, 0.4 );
 }
 
@@ -1328,23 +1319,21 @@
 .folded #adminmenu li.current.menu-top,
 #adminmenu .wp-menu-arrow,
 #adminmenu .wp-has-current-submenu .wp-submenu .wp-submenu-head {
-	background-color: #5589AA; /* Fallback */
-	background-image: -ms-linear-gradient(bottom, #5589AA, #619bbb); /* IE10 */
-	background-image: -moz-linear-gradient(bottom, #5589AA, #619bbb); /* Firefox */
-	background-image: -o-linear-gradient(bottom, #5589AA, #619bbb); /* Opera */
-	background-image: -webkit-gradient(linear, left bottom, left top, from(#5589AA), to(#619bbb)); /* old Webkit */
-	background-image: -webkit-linear-gradient(bottom, #5589AA, #619bbb); /* new Webkit */
-	background-image: linear-gradient(bottom, #5589AA, #619bbb); /* proposed W3C Markup */
+	background-color: #5589AA;
+	background-image: -webkit-gradient(linear, left bottom, left top, from(#5589AA), to(#619bbb));
+	background-image: -webkit-linear-gradient(bottom, #5589AA, #619bbb);
+	background-image: -moz-linear-gradient(bottom, #5589AA, #619bbb);
+	background-image: -o-linear-gradient(bottom, #5589AA, #619bbb);
+	background-image: linear-gradient(bottom, #5589AA, #619bbb);
 }
 
 #adminmenu .wp-menu-arrow div {
-	background-color: #5589AA; /* Fallback */
-	background-image: -ms-linear-gradient(right bottom, #5589AA, #619bbb); /* IE10 */
-	background-image: -moz-linear-gradient(right bottom, #5589AA, #619bbb); /* Firefox */
-	background-image: -o-linear-gradient(right bottom, #5589AA, #619bbb); /* Opera */
-	background-image: -webkit-gradient(linear, right bottom, left top, from(#5589AA), to(#619bbb)); /* old Webkit */
-	background-image: -webkit-linear-gradient(right bottom, #5589AA, #619bbb); /* new Webkit */
-	background-image: linear-gradient(right bottom, #5589AA, #619bbb); /* proposed W3C Markup */
+	background-color: #5589AA;
+	background-image: -webkit-gradient(linear, right bottom, left top, from(#5589AA), to(#619bbb));
+	background-image: -webkit-linear-gradient(right bottom, #5589AA, #619bbb);
+	background-image: -moz-linear-gradient(right bottom, #5589AA, #619bbb);
+	background-image: -o-linear-gradient(right bottom, #5589AA, #619bbb);
+	background-image: linear-gradient(right bottom, #5589AA, #619bbb);
 }
 
 #adminmenu li.wp-not-current-submenu .wp-menu-arrow {
@@ -1389,34 +1378,25 @@
 	color: #333;
 }
 
-#adminmenu .wp-submenu ul {
+#adminmenu .wp-submenu,
+.folded #adminmenu a.wp-has-current-submenu:focus + .wp-submenu,
+.folded #adminmenu .wp-has-current-submenu .wp-submenu {
 	background-color: #fff;
-}
-
-#adminmenu .wp-submenu-wrap,
-#adminmenu .wp-submenu ul {
 	border-color: #d0dfe9;
+	-moz-box-shadow: 2px 3px 6px rgba(0, 0, 0, 0.4);
+	-webkit-box-shadow: 2px 3px 6px rgba(0, 0, 0, 0.4);
+	box-shadow: 2px 3px 6px rgba(0, 0, 0, 0.4);
 }
 
-#adminmenu .wp-submenu-wrap,
-.folded #adminmenu .wp-has-current-submenu .wp-submenu-wrap {
-	-moz-box-shadow: 2px 2px 5px rgba( 0, 0, 0, 0.4 );
-	-webkit-box-shadow: 2px 2px 5px rgba( 0, 0, 0, 0.4 );
-	box-shadow: 2px 2px 5px rgba( 0, 0, 0, 0.4 );
-}
-
 #adminmenu .wp-submenu .wp-submenu-head {
-	border-right-color: #e8eff4;
-	background-color: #EFF8FF;
+	border-right-color: #dfdfdf;
+	background-color: #e4e4e4;
 }
 
-#adminmenu div.wp-submenu {
-	background-color: transparent;
-}
-
 /* collapse menu button */
 #collapse-menu {
 	color: #A0C3D5;
+	border-top-color: #f9f9f9;
 }
 
 #collapse-menu:hover {
@@ -1425,59 +1405,54 @@
 
 #collapse-button {
 	border-color: #d0dfe9;
-	background-color: #eff8ff; /* Fallback */
-	background-image: -ms-linear-gradient(bottom, #eff8ff, #fff); /* IE10 */
-	background-image: -moz-linear-gradient(bottom, #eff8ff, #fff); /* Firefox */
-	background-image: -o-linear-gradient(bottom, #eff8ff, #fff); /* Opera */
-	background-image: -webkit-gradient(linear, left bottom, left top, from(#eff8ff), to(#fff)); /* old Webkit */
-	background-image: -webkit-linear-gradient(bottom, #eff8ff, #fff); /* new Webkit */
-	background-image: linear-gradient(bottom, #eff8ff, #fff); /* proposed W3C Markup */
+	background-color: #eff8ff;
+	background-image: -webkit-gradient(linear, left bottom, left top, from(#eff8ff), to(#fff));
+	background-image: -webkit-linear-gradient(bottom, #eff8ff, #fff);
+	background-image: -moz-linear-gradient(bottom, #eff8ff, #fff);
+	background-image: -o-linear-gradient(bottom, #eff8ff, #fff);
+	background-image: linear-gradient(bottom, #eff8ff, #fff);
 }
+
 #collapse-menu:hover #collapse-button {
 	border-color: #A0C3D5;
 }
+
 #collapse-button div {
 	background: transparent url(../images/arrows-vs.png) no-repeat 0 -72px;
 }
+
 .folded #collapse-button div {
 	background-position: 0 -108px;
 }
 
 /* Auto-folding of the admin menu */
 @media only screen and (max-width: 900px) {
-	#adminmenu li.menu-top {
-		border-top-color: #ffffff;
-		border-bottom-color: #cae6ff;
+	.auto-fold #adminmenu li.wp-has-current-submenu,
+	.auto-fold #adminmenu li.current.menu-top {
+		background-color: #5589AA;
+		background-image: -webkit-gradient(linear, left bottom, left top, from(#5589AA), to(#619bbb));
+		background-image: -webkit-linear-gradient(bottom, #5589AA, #619bbb);
+		background-image: -moz-linear-gradient(bottom, #5589AA, #619bbb);
+		background-image: -o-linear-gradient(bottom, #5589AA, #619bbb);
+		background-image: linear-gradient(bottom, #5589AA, #619bbb);
 	}
 
-	#adminmenu li.wp-has-current-submenu,
-	#adminmenu li.current.menu-top {
-		background-color: #5589AA; /* Fallback */
-		background-image: -ms-linear-gradient(bottom, #5589AA, #619bbb); /* IE10 */
-		background-image: -moz-linear-gradient(bottom, #5589AA, #619bbb); /* Firefox */
-		background-image: -o-linear-gradient(bottom, #5589AA, #619bbb); /* Opera */
-		background-image: -webkit-gradient(linear, left bottom, left top, from(#5589AA), to(#619bbb)); /* old Webkit */
-		background-image: -webkit-linear-gradient(bottom, #5589AA, #619bbb); /* new Webkit */
-		background-image: linear-gradient(bottom, #5589AA, #619bbb); /* proposed W3C Markup */
-	}
-
-	#adminmenu li.menu-top li:hover a {
-		background-image: none;
-	}
-
-	#adminmenu li.wp-has-current-submenu,
-	#adminmenu li.current.menu-top {
+	.auto-fold #adminmenu li.wp-has-current-submenu,
+	.auto-fold #adminmenu li.current.menu-top {
 		border-top-color: #5A8FAD;
 		border-bottom-color: #5589AA;
 	}
 
-	#adminmenu .wp-has-current-submenu .wp-submenu-wrap {
-		-moz-box-shadow: 2px 2px 5px rgba( 0, 0, 0, 0.4 );
-		-webkit-box-shadow: 2px 2px 5px rgba( 0, 0, 0, 0.4 );
-		box-shadow: 2px 2px 5px rgba( 0, 0, 0, 0.4 );
+	.auto-fold #adminmenu a.wp-has-current-submenu:focus + .wp-submenu,
+	.auto-fold #adminmenu .wp-has-current-submenu .wp-submenu {
+		background-color: #fff;
+		border-color: #D0DFE9;
+		-moz-box-shadow: 2px 3px 6px rgba(0, 0, 0, 0.4);
+		-webkit-box-shadow: 2px 3px 6px rgba(0, 0, 0, 0.4);
+		box-shadow: 2px 3px 6px rgba(0, 0, 0, 0.4);
 	}
 
-	#collapse-button div {
+	.auto-fold #collapse-button div {
 		background-position: 0 -108px;
 	}
 }
@@ -2461,13 +2436,19 @@
 	border-left-color: #d1e5ee;
 }
 
-.rtl #adminmenu .wp-submenu-wrap,
-.rtl.folded #adminmenu .wp-has-current-submenu .wp-submenu-wrap{
+.rtl #adminmenu .wp-submenu,
+.rtl.folded #adminmenu .wp-has-current-submenu .wp-submenu {
 	-moz-box-shadow: -2px 2px 5px rgba( 0, 0, 0, 0.4 );
 	-webkit-box-shadow: -2px 2px 5px rgba( 0, 0, 0, 0.4 );
 	box-shadow: -2px 2px 5px rgba( 0, 0, 0, 0.4 );
 }
 
+.rtl #adminmenu .wp-has-current-submenu .wp-submenu {
+	-moz-box-shadow: none;
+	-webkit-box-shadow: none;
+	box-shadow: none;
+}
+
 /* Collapse Menu Button */
 .rtl #collapse-button div {
 	background-position: 0 -108px;
@@ -2479,13 +2460,13 @@
 
 /* Auto-folding of the admin menu for RTL */
 @media only screen and (max-width: 900px) {
-	.rtl #adminmenu .wp-has-current-submenu .wp-submenu-wrap{
+	.rtl.auto-fold #adminmenu .wp-has-current-submenu .wp-submenu {
 		-moz-box-shadow: -2px 2px 5px rgba( 0, 0, 0, 0.4 );
 		-webkit-box-shadow: -2px 2px 5px rgba( 0, 0, 0, 0.4 );
 		box-shadow: -2px 2px 5px rgba( 0, 0, 0, 0.4 );
 	}
 
-	.rtl #collapse-button div {
+	.rtl.auto-fold #collapse-button div {
 		background-position: 0 -72px;
 	}
 }
Index: wp-admin/css/colors-fresh.dev.css
===================================================================
--- wp-admin/css/colors-fresh.dev.css	(revision 21420)
+++ wp-admin/css/colors-fresh.dev.css	(working copy)
@@ -445,7 +445,7 @@
 
 #adminmenu a:hover,
 #adminmenu li.menu-top > a:focus,
-#adminmenu ul.wp-submenu a:hover,
+#adminmenu .wp-submenu a:hover,
 #the-comment-list .comment a:hover,
 #rightnow a:hover,
 #media-upload a.del-link:hover,
@@ -968,18 +968,7 @@
 	border-color: #e1e1e1;
 }
 
-#adminmenu li.wp-has-current-submenu.wp-menu-open .wp-menu-toggle,
-#adminmenu li.wp-has-current-submenu:hover .wp-menu-toggle {
-	background: transparent url(../images/arrows-dark.png) no-repeat -1px 6px;
-}
-
-#adminmenu .wp-has-submenu:hover .wp-menu-toggle,
-#adminmenu .wp-menu-open .wp-menu-toggle {
-	background: transparent url(../images/arrows.png) no-repeat -2px 6px;
-}
-
 #adminmenu a.menu-top,
-.folded #adminmenu li.menu-top,
 #adminmenu .wp-submenu .wp-submenu-head {
 	border-top-color: #f9f9f9;
 	border-bottom-color: #dfdfdf;
@@ -989,10 +978,11 @@
 	border-color: #dfdfdf;
 }
 
-#adminmenu li.menu-top:hover > a,
-#adminmenu li.menu-top.focused > a,
-#adminmenu li.menu-top > a:focus {
+#adminmenu li.menu-top:hover,
+#adminmenu li.opensub > a.menu-top,
+#adminmenu li > a.menu-top:focus {
 	background-color: #e4e4e4;
+	color: #d54e21;
 	text-shadow: 0 1px 0 rgba( 255, 255, 255, 0.4 );
 }
 
@@ -1002,23 +992,21 @@
 .folded #adminmenu li.current.menu-top,
 #adminmenu .wp-menu-arrow,
 #adminmenu .wp-has-current-submenu .wp-submenu .wp-submenu-head {
-	background-color: #777; /* Fallback */
-	background-image: -ms-linear-gradient(bottom, #6d6d6d, #808080); /* IE10 */
-	background-image: -moz-linear-gradient(bottom, #6d6d6d, #808080); /* Firefox */
-	background-image: -o-linear-gradient(bottom, #6d6d6d, #808080); /* Opera */
-	background-image: -webkit-gradient(linear, left bottom, left top, from(#6d6d6d), to(#808080)); /* old Webkit */
-	background-image: -webkit-linear-gradient(bottom, #6d6d6d, #808080); /* new Webkit */
-	background-image: linear-gradient(bottom, #6d6d6d, #808080); /* proposed W3C Markup */
+	background-color: #777;
+	background-image: -webkit-gradient(linear, left bottom, left top, from(#6d6d6d), to(#808080));
+	background-image: -webkit-linear-gradient(bottom, #6d6d6d, #808080);
+	background-image: -moz-linear-gradient(bottom, #6d6d6d, #808080);
+	background-image: -o-linear-gradient(bottom, #6d6d6d, #808080);
+	background-image: linear-gradient(bottom, #6d6d6d, #808080);
 }
 
 #adminmenu .wp-menu-arrow div {
-	background-color: #777; /* Fallback */
-	background-image: -ms-linear-gradient(right bottom, #6d6d6d, #808080); /* IE10 */
-	background-image: -moz-linear-gradient(right bottom, #6d6d6d, #808080); /* Firefox */
-	background-image: -o-linear-gradient(right bottom, #6d6d6d, #808080); /* Opera */
-	background-image: -webkit-gradient(linear, right bottom, left top, from(#6d6d6d), to(#808080)); /* old Webkit */
-	background-image: -webkit-linear-gradient(right bottom, #6d6d6d, #808080); /* new Webkit */
-	background-image: linear-gradient(right bottom, #6d6d6d, #808080); /* proposed W3C Markup */
+	background-color: #777;
+	background-image: -webkit-gradient(linear, right bottom, left top, from(#6d6d6d), to(#808080));
+	background-image: -webkit-linear-gradient(right bottom, #6d6d6d, #808080);
+	background-image: -moz-linear-gradient(right bottom, #6d6d6d, #808080);
+	background-image: -o-linear-gradient(right bottom, #6d6d6d, #808080);
+	background-image: linear-gradient(right bottom, #6d6d6d, #808080);
 }
 
 #adminmenu li.wp-not-current-submenu .wp-menu-arrow {
@@ -1063,34 +1051,25 @@
 	color: #333;
 }
 
-#adminmenu .wp-submenu ul {
+#adminmenu .wp-submenu,
+.folded #adminmenu a.wp-has-current-submenu:focus + .wp-submenu,
+.folded #adminmenu .wp-has-current-submenu .wp-submenu {
 	background-color: #fff;
-}
-
-#adminmenu .wp-submenu-wrap,
-#adminmenu .wp-submenu ul {
 	border-color: #dfdfdf;
+	-moz-box-shadow: 2px 3px 6px rgba(0, 0, 0, 0.4);
+	-webkit-box-shadow: 2px 3px 6px rgba(0, 0, 0, 0.4);
+	box-shadow: 2px 3px 6px rgba(0, 0, 0, 0.4);
 }
 
-#adminmenu .wp-submenu-wrap,
-.folded #adminmenu .wp-has-current-submenu .wp-submenu-wrap {
-	-moz-box-shadow: 2px 2px 5px rgba( 0, 0, 0, 0.4 );
-	-webkit-box-shadow: 2px 2px 5px rgba( 0, 0, 0, 0.4 );
-	box-shadow: 2px 2px 5px rgba( 0, 0, 0, 0.4 );
-}
-
 #adminmenu .wp-submenu .wp-submenu-head {
-	border-right-color: #dfdfdf;
-	background-color: #ececec;
+	background-color: #e4e4e4;
+	color: #333;
 }
 
-#adminmenu div.wp-submenu {
-	background-color: transparent;
-}
-
 /* collapse menu button */
 #collapse-menu {
 	color: #aaa;
+	border-top-color: #f9f9f9;
 }
 
 #collapse-menu:hover {
@@ -1099,13 +1078,12 @@
 
 #collapse-button {
 	border-color: #ccc;
-	background-color: #f4f4f4; /* Fallback */
-	background-image: -ms-linear-gradient(bottom, #dfdfdf, #fff); /* IE10 */
-	background-image: -moz-linear-gradient(bottom, #dfdfdf, #fff); /* Firefox */
-	background-image: -o-linear-gradient(bottom, #dfdfdf, #fff); /* Opera */
-	background-image: -webkit-gradient(linear, left bottom, left top, from(#dfdfdf), to(#fff)); /* old Webkit */
-	background-image: -webkit-linear-gradient(bottom, #dfdfdf, #fff); /* new Webkit */
-	background-image: linear-gradient(bottom, #dfdfdf, #fff); /* proposed W3C Markup */
+	background-color: #f4f4f4;
+	background-image: -webkit-gradient(linear, left bottom, left top, from(#dfdfdf), to(#fff));
+	background-image: -webkit-linear-gradient(bottom, #dfdfdf, #fff);
+	background-image: -moz-linear-gradient(bottom, #dfdfdf, #fff);
+	background-image: -o-linear-gradient(bottom, #dfdfdf, #fff);
+	background-image: linear-gradient(bottom, #dfdfdf, #fff);
 }
 
 #collapse-menu:hover #collapse-button {
@@ -1122,39 +1100,32 @@
 
 /* Auto-folding of the admin menu */
 @media only screen and (max-width: 900px) {
-	#adminmenu li.menu-top {
-		border-top-color: #f9f9f9;
-		border-bottom-color: #dfdfdf;
+	.auto-fold #adminmenu li.wp-has-current-submenu,
+	.auto-fold #adminmenu li.current.menu-top {
+		background-color: #777;
+		background-image: -webkit-gradient(linear, left bottom, left top, from(#6d6d6d), to(#808080));
+		background-image: -webkit-linear-gradient(bottom, #6d6d6d, #808080);
+		background-image: -moz-linear-gradient(bottom, #6d6d6d, #808080);
+		background-image: -o-linear-gradient(bottom, #6d6d6d, #808080);
+		background-image: linear-gradient(bottom, #6d6d6d, #808080);
 	}
 
-	#adminmenu li.wp-has-current-submenu,
-	#adminmenu li.current.menu-top {
-		background-color: #777; /* Fallback */
-		background-image: -ms-linear-gradient(bottom, #6d6d6d, #808080); /* IE10 */
-		background-image: -moz-linear-gradient(bottom, #6d6d6d, #808080); /* Firefox */
-		background-image: -o-linear-gradient(bottom, #6d6d6d, #808080); /* Opera */
-		background-image: -webkit-gradient(linear, left bottom, left top, from(#6d6d6d), to(#808080)); /* old Webkit */
-		background-image: -webkit-linear-gradient(bottom, #6d6d6d, #808080); /* new Webkit */
-		background-image: linear-gradient(bottom, #6d6d6d, #808080); /* proposed W3C Markup */
-	}
-
-	#adminmenu li.menu-top li:hover a {
-		background-image: none;
-	}
-
-	#adminmenu li.wp-has-current-submenu,
-	#adminmenu li.current.menu-top {
+	.auto-fold #adminmenu li.wp-has-current-submenu,
+	.auto-fold #adminmenu li.current.menu-top {
 		border-top-color: #808080;
 		border-bottom-color: #6d6d6d;
 	}
 
-	#adminmenu .wp-has-current-submenu .wp-submenu-wrap {
-		-moz-box-shadow: 2px 2px 5px rgba( 0, 0, 0, 0.4 );
-		-webkit-box-shadow: 2px 2px 5px rgba( 0, 0, 0, 0.4 );
-		box-shadow: 2px 2px 5px rgba( 0, 0, 0, 0.4 );
+	.auto-fold #adminmenu a.wp-has-current-submenu:focus + .wp-submenu,
+	.auto-fold #adminmenu .wp-has-current-submenu .wp-submenu {
+		background-color: #fff;
+		border-color: #dfdfdf;
+		-moz-box-shadow: 2px 3px 6px rgba(0, 0, 0, 0.4);
+		-webkit-box-shadow: 2px 3px 6px rgba(0, 0, 0, 0.4);
+		box-shadow: 2px 3px 6px rgba(0, 0, 0, 0.4);
 	}
 
-	#collapse-button div {
+	.auto-fold #collapse-button div {
 		background-position: 0 -108px;
 	}
 }
@@ -2033,28 +2004,24 @@
 	background-position: top left;
 }
 
-.rtl #adminmenu li.wp-has-current-submenu.wp-menu-open .wp-menu-toggle,
-.rtl #adminmenu li.wp-has-current-submenu:hover .wp-menu-toggle {
-	background: transparent url(../images/arrows-dark.png) no-repeat 8px 6px;
-}
-
-.rtl #adminmenu .wp-has-submenu:hover .wp-menu-toggle,
-.rtl #adminmenu .wp-menu-open .wp-menu-toggle {
-	background: transparent url(../images/arrows.png) no-repeat 8px 6px;
-}
-
 .rtl #adminmenu .wp-submenu .wp-submenu-head {
 	border-right-color: transparent;
 	border-left-color: #dfdfdf;
 }
 
-.rtl #adminmenu .wp-submenu-wrap,
-.rtl.folded #adminmenu .wp-has-current-submenu .wp-submenu-wrap{
+.rtl #adminmenu .wp-submenu,
+.rtl.folded #adminmenu .wp-has-current-submenu .wp-submenu {
 	-moz-box-shadow: -2px 2px 5px rgba( 0, 0, 0, 0.4 );
 	-webkit-box-shadow: -2px 2px 5px rgba( 0, 0, 0, 0.4 );
 	box-shadow: -2px 2px 5px rgba( 0, 0, 0, 0.4 );
 }
 
+.rtl #adminmenu .wp-has-current-submenu .wp-submenu {
+	-moz-box-shadow: none;
+	-webkit-box-shadow: none;
+	box-shadow: none;
+}
+
 /* Collapse Menu Button */
 .rtl #collapse-button div {
 	background-position: 0 -108px;
@@ -2066,13 +2033,14 @@
 
 /* Auto-folding of the admin menu for RTL */
 @media only screen and (max-width: 900px) {
-	.rtl #adminmenu .wp-has-current-submenu .wp-submenu-wrap{
+	.rtl.auto-fold #adminmenu a.wp-has-current-submenu:focus + .wp-submenu,
+	.rtl.auto-fold #adminmenu .wp-has-current-submenu .wp-submenu {
 		-moz-box-shadow: -2px 2px 5px rgba( 0, 0, 0, 0.4 );
 		-webkit-box-shadow: -2px 2px 5px rgba( 0, 0, 0, 0.4 );
 		box-shadow: -2px 2px 5px rgba( 0, 0, 0, 0.4 );
 	}
 
-	.rtl #collapse-button div {
+	.rtl.auto-fold #collapse-button div {
 		background-position: 0 -72px;
 	}
 }
Index: wp-admin/css/ie-rtl.dev.css
===================================================================
--- wp-admin/css/ie-rtl.dev.css	(revision 21420)
+++ wp-admin/css/ie-rtl.dev.css	(working copy)
@@ -27,8 +27,8 @@
 	width: 99%;
 }
 
-#adminmenu .wp-submenu .wp-submenu .wp-submenu-wrap,
-#adminmenu .wp-menu-open .wp-submenu .wp-submenu-wrap {
+#adminmenu .wp-submenu .wp-submenu .wp-submenu,
+#adminmenu .wp-menu-open .wp-submenu .wp-submenu {
 	border: 1px solid #dfdfdf;
 }
 
@@ -41,10 +41,6 @@
 	padding: 6px 10px 6px 4px;
 }
 
-#adminmenu .wp-menu-arrow {
-	display: none !important;
-}
-
 #wpcontent #adminmenu .wp-submenu li.wp-submenu-head {
 	padding: 3px 10px 4px 4px;
 }
Index: wp-admin/css/ie.dev.css
===================================================================
--- wp-admin/css/ie.dev.css	(revision 21420)
+++ wp-admin/css/ie.dev.css	(working copy)
@@ -74,12 +74,12 @@
 	margin-bottom: -2px;
 }
 
-#adminmenu li.wp-not-current-submenu:hover .wp-menu-arrow {
-	display: none;
+#adminmenu .wp-menu-arrow {
+	display: none !important;
 }
 
-#wpcontent #adminmenu .wp-submenu li.wp-submenu-head {
-	padding: 3px 4px 4px 10px;
+#adminmenu .wp-submenu li.wp-submenu-head {
+	padding: 6px 4px 7px 10px;
 	zoom: 100%;
 }
 
@@ -87,10 +87,6 @@
 	height: 30px;
 }
 
-.js.folded #adminmenu .wp-submenu {
-	margin: -1px 0 0 0;
-}
-
 .js.folded #adminmenu li.menu-top {
 	display: block;
 	zoom: 100%;
Index: wp-admin/css/wp-admin-rtl.dev.css
===================================================================
--- wp-admin/css/wp-admin-rtl.dev.css	(revision 21420)
+++ wp-admin/css/wp-admin-rtl.dev.css	(working copy)
@@ -342,6 +342,16 @@
   7.0 - Main Navigation (Right Menu) (RTL: Left Menu)
 ------------------------------------------------------------------------------*/
 
+.folded #wpcontent {
+	margin-left: 0;
+	margin-right: 52px;
+}
+
+.folded.wp-admin #footer {
+	margin-left: 15px;
+	margin-right: 52px;
+}
+
 #adminmenuback,
 #adminmenuwrap {
 	border-width: 0 0 0 1px;
@@ -357,30 +367,24 @@
 	right: 146px;
 }
 
-.folded #adminmenu .wp-submenu,
-.folded #adminmenu .wp-has-current-submenu .wp-submenu {
-	left: auto;
-	right: 26px;
-}
 
-#adminmenu .wp-submenu.sub-open,
-#adminmenu li.focused.wp-not-current-submenu .wp-submenu,
-.folded #adminmenu li.focused.wp-has-current-submenu .wp-submenu,
+.folded #adminmenu .wp-submenu.sub-open,
+.folded #adminmenu .opensub .wp-submenu,
 .folded #adminmenu .wp-has-current-submenu .wp-submenu.sub-open,
-.no-js #adminmenu .wp-has-submenu:hover .wp-submenu,
-.no-js.folded #adminmenu .wp-has-current-submenu:hover .wp-submenu {
-	padding: 0 0 8px 8px;
+.folded #adminmenu .wp-has-current-submenu.opensub .wp-submenu,
+.folded #adminmenu a.menu-top:focus + .wp-submenu,
+.folded #adminmenu .wp-has-current-submenu a.menu-top:focus + .wp-submenu,
+.no-js.folded #adminmenu .wp-has-submenu:hover .wp-submenu  {
+	left: auto;
+	right: 32px;
 }
 
-#adminmenu div.wp-menu-image {
+#adminmenu div.wp-menu-image,
+.folded #adminmenu div.wp-menu-image {
 	float: right;
+	width: 30px;
 }
 
-#adminmenu li li {
-	margin-left: 0;
-	margin-right: 8px
-}
-
 #adminmenu .wp-submenu a,
 #adminmenu li li a,
 .folded #adminmenu .wp-not-current-submenu li a {
@@ -393,16 +397,6 @@
 	padding-right: 18px;
 }
 
-.folded #adminmenu li li {
-	margin-left: inherit;
-	margin-right: 0
-}
-
-.folded #adminmenu li li a {
-	padding-left: inherit;
-	padding-right: 0
-}
-
 .wp-menu-arrow {
 	right: 0;
 
@@ -444,17 +438,20 @@
 }
 
 #adminmenu .wp-menu-image img {
-	float: right;
-	padding: 5px 2px 0 0;
+	padding: 7px 7px 0 0;
 }
 
 #adminmenu .wp-submenu .wp-submenu-head {
 	padding: 6px 10px 5px 4px;
+	-webkit-border-top-right-radius: 0;
+	-webkit-border-top-left-radius: 3px;
+	border-top-right-radius: 0;
+	border-top-left-radius: 3px;
 }
 
-#adminmenu li .wp-submenu-wrap {
-	border-width: 1px 0 1px 1px;
-	border-style: solid none solid solid;
+.folded #adminmenu li.wp-has-current-submenu .wp-submenu {
+	border-width: 1px;
+	border-style: solid;
 	-webkit-border-bottom-right-radius: 0;
 	-webkit-border-bottom-left-radius: 3px;
 	-webkit-border-top-right-radius: 0;
@@ -465,26 +462,6 @@
 	border-top-left-radius: 3px;
 }
 
-.folded #adminmenu .wp-submenu ul {
-	border-width: 0 1px 0 0;
-}
-
-.folded #adminmenu .wp-submenu a {
-	padding-left: 0;
-	padding-right: 10px;
-}
-
-.folded #adminmenu a.wp-has-submenu {
-	margin-left: 0;
-	margin-right: 40px;
-}
-
-#adminmenu .wp-menu-toggle {
-	clear: left;
-	float: left;
-	padding: 1px 0 0 2px;
-}
-
 #adminmenu .awaiting-mod,
 #adminmenu span.update-plugins,
 #sidemenu li a span.update-plugins {
@@ -499,29 +476,33 @@
 
 /* Auto-folding of the admin menu */
 @media only screen and (max-width: 900px) {
-	#adminmenu li .wp-submenu,
-	#adminmenu .wp-has-current-submenu .wp-submenu {
-		left: auto;
-		right: 26px;
+	.auto-fold #wpcontent {
+		margin-left: 0;
+		margin-right: 52px;
 	}
 
-	#adminmenu li.focused.wp-has-current-submenu .wp-submenu,
-	#adminmenu .wp-has-current-submenu .wp-submenu.sub-open {
-		padding: 0 0 8px 8px;
+	.auto-fold.wp-admin #footer {
+		margin-left: 15px;
+		margin-right: 52px;
 	}
 
-	.folded #adminmenu .wp-not-current-submenu li a {
+	.auto-fold #adminmenu .wp-submenu.sub-open,
+	.auto-fold #adminmenu .opensub .wp-submenu,
+	.auto-fold #adminmenu .wp-has-current-submenu .wp-submenu.sub-open,
+	.auto-fold #adminmenu .wp-has-current-submenu.opensub .wp-submenu,
+	.auto-fold #adminmenu a.menu-top:focus + .wp-submenu,
+	.auto-fold #adminmenu .wp-has-current-submenu a.menu-top:focus + .wp-submenu,
+	.no-js.auto-fold #adminmenu .wp-has-submenu:hover .wp-submenu  {
+		left: auto;
+		right: 32px;
+	}
+
+	.auto-fold #adminmenu .wp-not-current-submenu li a {
 		padding-left: 0;
 		padding-right: 12px;
 	}
 
-	#adminmenu li li,
-	#adminmenu li li a {
-		padding-left: inherit;
-		padding-right: 0
-	}
-
-	.wp-menu-arrow {
+	.auto-fold .wp-menu-arrow {
 		-moz-transform:    translate( -27px );
 		-webkit-transform: translate( -27px );
 		-o-transform:      translate( -27px );
@@ -529,29 +510,18 @@
 		transform:         translate( -27px );
 	}
 
-	#adminmenu .wp-submenu ul {
-		border-width: 0 1px 0 0;
+	.auto-fold #adminmenu li.wp-has-current-submenu .wp-submenu {
+		border-width: 1px;
+		border-style: solid;
+		-webkit-border-bottom-right-radius: 0;
+		-webkit-border-bottom-left-radius: 3px;
+		-webkit-border-top-right-radius: 0;
+		-webkit-border-top-left-radius: 3px;
+		border-bottom-right-radius: 0;
+		border-bottom-left-radius: 3px;
+		border-top-right-radius: 0;
+		border-top-left-radius: 3px;
 	}
-
-	#adminmenu .wp-submenu a {
-		padding-left: 0;
-		padding-right: 10px;
-	}
-
-	#adminmenu a.wp-has-submenu {
-		margin-left: 0;
-		margin-right: 40px;
-	}
-
-	body #wpcontent {
-		margin-left: 0;
-		margin-right: 52px;
-	}
-
-	body .wp-admin #footer {
-		margin-left: 15px;
-		margin-right: 52px;
-	}
 }
 
 /* List table styles */
@@ -1647,16 +1617,6 @@
 	margin-right: 165px;
 }
 
-.folded #wpcontent {
-	margin-left: 0;
-	margin-right: 52px;
-}
-
-.folded.wp-admin #footer {
-	margin-left: 15px;
-	margin-right: 52px;
-}
-
 #wpbody-content {
 	float: right;
 }
Index: wp-admin/css/wp-admin.dev.css
===================================================================
--- wp-admin/css/wp-admin.dev.css	(revision 21420)
+++ wp-admin/css/wp-admin.dev.css	(working copy)
@@ -76,9 +76,7 @@
 #adminmenuback,
 #adminmenuwrap,
 #adminmenu,
-#adminmenu .wp-submenu,
-#adminmenu .wp-submenu-wrap,
-.folded #adminmenu .wp-has-current-submenu .wp-submenu {
+#adminmenu .wp-submenu {
 	width: 145px;
 }
 
@@ -1318,166 +1316,158 @@
 	user-select: none;
 }
 
+#adminmenu li {
+	margin: 0;
+	padding: 0;
+	cursor: pointer;
+}
+
+#adminmenu a {
+	display: block;
+	line-height: 18px;
+	padding: 2px 5px;
+}
+
+#adminmenu li.menu-top {
+	min-height: 28px;
+	position: relative;
+}
+
 #adminmenu .wp-submenu {
 	list-style: none;
-	padding: 0;
+	padding: 4px 0;
 	margin: 0;
-	overflow: hidden;
-}
-
-#adminmenu li .wp-submenu,
-.folded #adminmenu .wp-has-current-submenu .wp-submenu {
-	display: none;
 	position: absolute;
-	top: -1px;
+	top: -1000em;
 	left: 146px;
 	z-index: 999;
-	overflow: hidden;
+	overflow: visible;
+	border-width: 1px;
+	border-style: solid;
+	-webkit-border-bottom-right-radius: 3px;
+	-webkit-border-top-right-radius: 3px;
+	border-bottom-right-radius: 3px;
+	border-top-right-radius: 3px;
 }
 
-.js #adminmenu .wp-submenu.sub-open,
-.folded #adminmenu .wp-has-current-submenu .wp-submenu.sub-open,
-.no-js #adminmenu .wp-has-submenu:hover .wp-submenu,
-#adminmenu .wp-has-current-submenu .wp-submenu,
-#adminmenu li.focused .wp-submenu {
-	display: block;
+.js #adminmenu .sub-open,
+.js #adminmenu .opensub .wp-submenu,
+#adminmenu a.menu-top:focus + .wp-submenu,
+.no-js li.wp-has-submenu:hover .wp-submenu {
+	top: -1px;
 }
 
-#adminmenu .wp-has-current-submenu .wp-submenu {
+#adminmenu .wp-has-current-submenu .wp-submenu,
+.no-js li.wp-has-current-submenu:hover .wp-submenu,
+#adminmenu a.wp-has-current-submenu:focus + .wp-submenu,
+#adminmenu .wp-has-current-submenu .wp-submenu.sub-open,
+#adminmenu .wp-has-current-submenu.opensub .wp-submenu {
 	position: relative;
 	z-index: 2;
 	top: auto;
 	left: auto;
 	right: auto;
 	bottom: auto;
-	padding: 0;
-}
+	border: 0 none;
 
-#adminmenu .wp-has-current-submenu .wp-submenu-wrap {
 	-moz-box-shadow: none;
 	-webkit-box-shadow: none;
 	box-shadow: none;
 }
 
-.folded #adminmenu .wp-submenu,
-.folded #adminmenu .wp-has-current-submenu .wp-submenu {
-	top: -5px;
-	left: 26px;
-}
-
-#adminmenu .wp-submenu.sub-open,
-#adminmenu li.focused.wp-not-current-submenu .wp-submenu,
-.folded #adminmenu li.focused.wp-has-current-submenu .wp-submenu,
+.folded #adminmenu .wp-submenu.sub-open,
+.folded #adminmenu .opensub .wp-submenu,
 .folded #adminmenu .wp-has-current-submenu .wp-submenu.sub-open,
-.no-js #adminmenu .wp-has-submenu:hover .wp-submenu,
-.no-js.folded #adminmenu .wp-has-current-submenu:hover .wp-submenu {
-	padding: 0 8px 8px 0;
+.folded #adminmenu .wp-has-current-submenu.opensub .wp-submenu,
+.folded #adminmenu a.menu-top:focus + .wp-submenu,
+.folded #adminmenu .wp-has-current-submenu a.menu-top:focus + .wp-submenu,
+.no-js.folded #adminmenu .wp-has-submenu:hover .wp-submenu  {
+	top: -1px;
+	left: 32px;
 }
 
-.no-js #adminmenu .wp-has-current-submenu:hover .wp-submenu,
-#adminmenu .wp-has-current-submenu .wp-submenu {
-	padding: 0;
+.folded #adminmenu a.wp-has-current-submenu:focus + .wp-submenu,
+.folded #adminmenu .wp-has-current-submenu .wp-submenu {
+	border-width: 1px;
+	border-style: solid;
+	position: absolute;
+	top: -1000em;
 }
 
 #adminmenu .wp-submenu a {
 	font-size: 12px;
 	line-height: 18px;
+	margin: 0;
+	padding-left: 12px;
 }
 
+#adminmenu .wp-not-current-submenu li > a {
+	padding-left: 16px;
+}
+
+#adminmenu .wp-has-current-submenu ul > li > a,
+.folded #adminmenu li.menu-top .wp-submenu > li > a {
+	padding-left: 12px;
+}
+
 #adminmenu a.menu-top,
 #adminmenu .wp-submenu-head {
 	font-size: 13px;
+	font-weight: bold;
 	line-height: 18px;
+	padding: 0;
 }
 
-#adminmenu div.wp-submenu-head {
+#adminmenu .wp-submenu-head,
+.folded #adminmenu .wp-menu-name {
 	display: none;
 }
 
-.folded #adminmenu div.wp-submenu-head {
+.folded #adminmenu .wp-submenu-head {
 	display: block;
 }
 
-.folded #adminmenu a.menu-top,
-body.no-js #adminmenu .wp-menu-toggle,
-.folded #adminmenu div.wp-menu-toggle {
-	display: none;
-}
-
-#adminmenu div.wp-menu-image {
-	float: left;
-	width: 28px;
-	height: 28px;
-}
-
-.folded #adminmenu div.wp-menu-image {
-	width: 30px;
-}
-
-#adminmenu li {
+#adminmenu .wp-submenu li {
+	padding: 0;
 	margin: 0;
-	padding: 0;
-	cursor: pointer;
+	overflow: hidden;
 }
 
-#adminmenu a {
-	display: block;
-	line-height: 18px;
-	padding: 2px 5px;
-}
-
-#adminmenu li.menu-top {
-	min-height: 29px;
-	position: relative;
-}
-
 #adminmenu a.menu-top {
-	font-weight: bold;
-	line-height: 18px;
-	min-width: 10em;
-	padding: 5px 5px;
-	border-width: 1px 0 1px;
-	border-style: solid;
+	border-width: 1px 0;
+	border-style: solid none;
 }
 
-#adminmenu li.wp-menu-open {
-	border-width: 0 0 1px;
-	border-style: solid;
+#adminmenu .wp-menu-image img {
+	padding: 7px 0 0 7px;
+	opacity: 0.6;
+	filter: alpha(opacity=60);
 }
 
-#adminmenu .wp-submenu ul {
-	padding: 4px 0;
+#adminmenu div.wp-menu-name {
+	padding: 5px;
 }
 
-#adminmenu .wp-submenu a {
-	margin: 0;
+#adminmenu div.wp-menu-image {
+	float: left;
+	width: 28px;
+	height: 28px;
+	margin-top: -1px;
 }
 
-#adminmenu li li {
-	margin-left: 8px;
+.folded #adminmenu div.wp-menu-image {
+	width: 32px;
+	margin-top: 0;
+	position: absolute;
+	z-index: 25;
 }
 
-#adminmenu .wp-submenu a,
-#adminmenu li li a,
-.folded #adminmenu .wp-not-current-submenu li a {
-	padding-left: 12px;
+.folded #adminmenu a.menu-top {
+	height: 29px;
 }
 
-#adminmenu .wp-not-current-submenu li a {
-	padding-left: 18px;
-}
-
-.folded #adminmenu li li {
-	margin-left: 0;
-}
-
-.folded #adminmenu li li a {
-	padding-left: 0;
-}
-
 .wp-menu-arrow {
 	display: none;
-	cursor: auto;
 	z-index: 25;
 	position: absolute;
 	right: 100%;
@@ -1492,27 +1482,6 @@
 	transform:         translate( 146px );
 }
 
-#adminmenu li.wp-has-current-submenu .wp-menu-arrow,
-#adminmenu li.menu-top:hover .wp-menu-arrow,
-#adminmenu li.current .wp-menu-arrow,
-#adminmenu li.focused .wp-menu-arrow,
-#adminmenu li.menu-top.wp-has-submenu:hover .wp-menu-arrow div {
-	display: block;
-}
-
-#adminmenu li.wp-not-current-submenu:hover .wp-menu-arrow div {
-	display: none;
-}
-
-#adminmenu li.menu-top:hover .wp-menu-arrow,
-#adminmenu li.menu-top.focused .wp-menu-arrow {
-	z-index: 1001;
-}
-
-.ie8 #adminmenu li.menu-top:hover .wp-menu-arrow {
-	display: none;
-}
-
 #adminmenu .wp-menu-arrow div {
 	position: absolute;
 	top: 7px;
@@ -1536,6 +1505,7 @@
 	height: 28px;
 	border-width: 1px 0;
 	border-style: solid;
+	top: 0;
 }
 
 .folded .wp-menu-arrow {
@@ -1546,6 +1516,29 @@
 	transform:         translate( 33px );
 }
 
+#adminmenu li.wp-has-current-submenu .wp-menu-arrow,
+#adminmenu a.menu-top:focus .wp-menu-arrow,
+.no-js #adminmenu li.wp-has-submenu:hover .wp-menu-arrow,
+#adminmenu li.current .wp-menu-arrow,
+#adminmenu li.wp-has-submenu.opensub .wp-menu-arrow {
+	display: block;
+}
+
+#adminmenu li.current .wp-menu-arrow,
+#adminmenu li.wp-menu-open .wp-menu-arrow {
+	top: 0;
+}
+
+.no-js #adminmenu li.wp-has-submenu:hover .wp-menu-arrow,
+#adminmenu .opensub a.wp-has-submenu .wp-menu-arrow,
+#adminmenu a.wp-has-submenu:focus .wp-menu-arrow {
+	z-index: 1001;
+}
+
+.ie8 #adminmenu li.menu-top:hover .wp-menu-arrow {
+	display: none;
+}
+
 #adminmenu .wp-not-current-submenu .wp-menu-arrow div {
 	width: 15px;
 	top: 6px;
@@ -1554,33 +1547,17 @@
 }
 
 .wp-menu-arrow,
-.folded #adminmenu li.menu-top:hover .wp-menu-arrow {
+.folded #adminmenu li.wp-not-current-submenu .wp-menu-arrow,
+.no-js #adminmenu li.wp-not-current-submenu:hover .wp-menu-arrow {
 	display: none;
 }
 
-.folded #adminmenu li.current:hover .wp-menu-arrow,
-.folded #adminmenu li.menu-top.wp-menu-open:hover .wp-menu-arrow {
+.folded #adminmenu li.current .wp-menu-arrow,
+.folded #adminmenu li.wp-menu-open .wp-menu-arrow {
 	display: block;
-	z-index: 125;
+	top: 1px;
 }
 
-#adminmenu .wp-submenu li {
-	padding: 0;
-	margin: 0;
-}
-
-.folded #adminmenu li.menu-top {
-	border-width: 1px 0;
-	border-style: solid none;
-}
-
-#adminmenu .wp-menu-image img {
-	float: left;
-	padding: 5px 0 0 2px;
-	opacity: 0.6;
-	filter: alpha(opacity=60);
-}
-
 #adminmenu li.menu-top:hover .wp-menu-image img,
 #adminmenu li.wp-has-current-submenu .wp-menu-image img {
 	opacity: 1;
@@ -1605,30 +1582,24 @@
 
 #adminmenu .wp-submenu .wp-submenu-head {
 	padding: 6px 4px 5px 10px;
-	cursor: default;
+	margin: -4px -1px 4px;
 	border-width: 1px 0;
 	border-style: solid;
-}
-
-#adminmenu li .wp-submenu-wrap {
-	border-width: 1px 1px 1px 0;
-	border-style: solid solid solid none;
-	position: relative;
-	-webkit-border-bottom-right-radius: 3px;
 	-webkit-border-top-right-radius: 3px;
-	border-bottom-right-radius: 3px;
 	border-top-right-radius: 3px;
 }
 
-#adminmenu li.wp-menu-open .wp-submenu-wrap {
-	border: 0 none;
+#adminmenu li.wp-menu-open {
+	border-width: 0 0 1px;
+	border-style: solid;
 }
 
-.folded #adminmenu .wp-submenu .wp-submenu-wrap {
-	margin-top: 3px;
+#adminmenu li.current,
+.folded #adminmenu li.wp-menu-open {
+	border: 0 none;
 }
 
-.folded #adminmenu .wp-has-current-submenu {
+.folded #adminmenu li.wp-has-current-submenu {
 	margin-bottom: 1px;
 }
 
@@ -1636,37 +1607,6 @@
 	margin-bottom: 0;
 }
 
-.folded #adminmenu .wp-has-current-submenu .wp-submenu-wrap {
-	margin-top: 4px;
-}
-
-.folded #adminmenu .wp-submenu ul {
-	border-width: 0 0 0 1px;
-	border-style: solid;
-}
-
-.folded #adminmenu .wp-submenu a {
-	padding-left: 10px;
-}
-
-.folded #adminmenu a.wp-has-submenu {
-	margin-left: 40px;
-}
-
-#adminmenu .wp-menu-toggle {
-	width: 18px;
-	clear: right;
-	float: right;
-	margin: 1px 0 0;
-	height: 27px;
-	padding: 1px 2px 0 0;
-	cursor: pointer;
-}
-
-#adminmenu .wp-menu-image a {
-	height: 24px;
-}
-
 #adminmenu .awaiting-mod,
 #adminmenu span.update-plugins,
 #sidemenu li a span.update-plugins {
@@ -1697,6 +1637,8 @@
 #collapse-menu {
 	font-size: 12px;
 	line-height: 34px;
+	border-width: 1px 0 0;
+	border-style: solid;
 }
 
 .folded #collapse-menu span {
@@ -1720,67 +1662,60 @@
 
 /* Auto-folding of the admin menu */
 @media only screen and (max-width: 900px) {
-	#wpcontent,
-	#footer {
+	.auto-fold #wpcontent,
+	.auto-fold #footer {
 		margin-left: 52px;
 	}
 
-	#adminmenuback,
-	#adminmenuwrap,
-	#adminmenu,
-	#adminmenu li.menu-top {
+	.auto-fold #adminmenuback,
+	.auto-fold #adminmenuwrap,
+	.auto-fold #adminmenu,
+	.auto-fold #adminmenu li.menu-top {
 		width: 32px;
 	}
 
-	#adminmenu .wp-has-current-submenu .wp-submenu {
-		display: none;
-		position: absolute;
-		width: 145px;
-		z-index: 999;
-		overflow: hidden;
+	.auto-fold #adminmenu .wp-submenu.sub-open,
+	.auto-fold #adminmenu .opensub .wp-submenu,
+	.auto-fold #adminmenu .wp-has-current-submenu .wp-submenu.sub-open,
+	.auto-fold #adminmenu .wp-has-current-submenu.opensub .wp-submenu,
+	.auto-fold #adminmenu a.menu-top:focus + .wp-submenu,
+	.auto-fold #adminmenu .wp-has-current-submenu a.menu-top:focus + .wp-submenu  {
+		top: -1px;
+		left: 32px;
 	}
 
-	#adminmenu .wp-has-current-submenu .wp-submenu.sub-open {
-		display: block;
+	.auto-fold #adminmenu a.wp-has-current-submenu:focus + .wp-submenu,
+	.auto-fold #adminmenu .wp-has-current-submenu .wp-submenu {
+		border-width: 1px;
+		border-style: solid;
+		position: absolute;
+		top: -1000em;
 	}
 
-	#adminmenu li .wp-submenu,
-	#adminmenu .wp-has-current-submenu .wp-submenu {
-		top: -5px;
-		left: 26px;
+	.auto-fold #adminmenu li.menu-top .wp-submenu > li > a {
+		padding-left: 12px;
 	}
 
-	#adminmenu li.focused.wp-has-current-submenu .wp-submenu,
-	#adminmenu .wp-has-current-submenu .wp-submenu.sub-open {
-		padding: 0 8px 8px 0;
+	.auto-fold #adminmenu .wp-menu-name {
+		display: none;
 	}
 
-	#adminmenu div.wp-submenu-head {
+	.auto-fold #adminmenu .wp-submenu-head {
 		display: block;
 	}
 
-	#adminmenu a.menu-top,
-	#adminmenu div.wp-menu-toggle {
-		display: none;
+	.auto-fold #adminmenu div.wp-menu-image {
+		width: 32px;
+		margin-top: 0;
+		position: absolute;
+		z-index: 25;
 	}
 
-	#adminmenu div.wp-menu-image {
-		width: 30px;
+	.auto-fold #adminmenu a.menu-top {
+		height: 29px;
 	}
 
-	#adminmenu .wp-not-current-submenu li a {
-		padding-left: 12px;
-	}
-
-	#adminmenu li li {
-		margin-left: 0;
-	}
-
-	#adminmenu li li a {
-		padding-left: 0;
-	}
-
-	.wp-menu-arrow {
+	.auto-fold .wp-menu-arrow {
 		-moz-transform:    translate( 33px );
 		-webkit-transform: translate( 33px );
 		-o-transform:      translate( 33px );
@@ -1788,51 +1723,29 @@
 		transform:         translate( 33px );
 	}
 
-	#adminmenu li.menu-top:hover .wp-menu-arrow {
+	.auto-fold #adminmenu li.wp-not-current-submenu .wp-menu-arrow {
 		display: none;
 	}
 
-	#adminmenu li.current:hover .wp-menu-arrow,
-	#adminmenu li.menu-top.wp-menu-open:hover .wp-menu-arrow {
+	.auto-fold #adminmenu li.current .wp-menu-arrow,
+	.auto-fold #adminmenu li.wp-menu-open .wp-menu-arrow {
 		display: block;
-		z-index: 125;
+		top: 1px;
 	}
 
-	#adminmenu li.menu-top {
-		border-width: 1px 0;
-		border-style: solid none;
+	.auto-fold #adminmenu li.wp-menu-open {
+		border: 0 none;
 	}
 
-	#adminmenu .wp-submenu .wp-submenu-wrap {
-		margin-top: 3px;
-	}
-
-	#adminmenu .wp-has-current-submenu {
+	.auto-fold #adminmenu li.wp-has-current-submenu {
 		margin-bottom: 1px;
 	}
 
-	#adminmenu .wp-has-current-submenu.menu-top-last {
+	.auto-fold #adminmenu .wp-has-current-submenu.menu-top-last {
 		margin-bottom: 0;
 	}
 
-	#adminmenu .wp-has-current-submenu .wp-submenu-wrap {
-		margin-top: 4px;
-	}
-
-	#adminmenu .wp-submenu ul {
-		border-width: 0 0 0 1px;
-		border-style: solid;
-	}
-
-	#adminmenu .wp-submenu a {
-		padding-left: 10px;
-	}
-
-	#adminmenu a.wp-has-submenu {
-		margin-left: 40px;
-	}
-
-	#collapse-menu {
+	.auto-fold #collapse-menu span {
 		display: none;
 	}
 }
Index: wp-admin/js/common.dev.js
===================================================================
--- wp-admin/js/common.dev.js	(revision 21420)
+++ wp-admin/js/common.dev.js	(working copy)
@@ -160,36 +160,45 @@
 
 $(document).ready( function() {
 	var lastClicked = false, checks, first, last, checked, menu = $('#adminmenu'),
-		pageInput = $('input.current-page'), currentPage = pageInput.val(), refresh;
+		pageInput = $('input.current-page'), currentPage = pageInput.val();
 
-	// admin menu
-	refresh = function(i, el){ // force the browser to refresh the tabbing index
-		var node = $(el), tab = node.attr('tabindex');
-		if ( tab )
-			node.attr('tabindex', '0').attr('tabindex', tab);
-	};
+	// when the menu is folded, make the fly-out submenu header clickable
+	$('.wp-submenu-head', menu).bind('click.wp-submenu-head', function(e){
+		$(this).parent().siblings('a').get(0).click();
+	});
 
-	$('#collapse-menu', menu).click(function(){
+	$('#collapse-menu', menu).bind('click.collapse-menu', function(e){
 		var body = $(document.body);
 
 		// reset any compensation for submenus near the bottom of the screen
 		$('#adminmenu div.wp-submenu').css('margin-top', '');
 
-		if ( body.hasClass('folded') ) {
-			body.removeClass('folded');
-			setUserSetting('mfold', 'o');
+		if ( $(window).width() < 900 ) {
+			if ( body.hasClass('auto-fold') ) {
+				body.removeClass('auto-fold');
+				setUserSetting('unfold', 1);
+				body.removeClass('folded');
+				deleteUserSetting('mfold');
+			} else {
+				body.addClass('auto-fold');
+				deleteUserSetting('unfold');
+			}
 		} else {
-			body.addClass('folded');
-			setUserSetting('mfold', 'f');
+			if ( body.hasClass('folded') ) {
+				body.removeClass('folded');
+				deleteUserSetting('mfold');
+			} else {
+				body.addClass('folded');
+				setUserSetting('mfold', 'f');
+			}
 		}
-		return false;
 	});
 
 	$('li.wp-has-submenu', menu).hoverIntent({
 		over: function(e){
 			var b, h, o, f, m = $(this).find('.wp-submenu'), menutop, wintop, maxtop;
 
-			if ( m.is(':visible') )
+			if ( parseInt( m.css('top'), 10 ) > -5 )
 				return;
 
 			menutop = $(this).offset().top;
@@ -212,41 +221,21 @@
 			else
 				m.css('margin-top', '');
 
-			menu.find('.wp-submenu').removeClass('sub-open');
-			m.addClass('sub-open');
+			menu.find('li.menu-top').removeClass('opensub');
+			$(this).addClass('opensub');
 		},
 		out: function(){
-			$(this).find('.wp-submenu').removeClass('sub-open').css('margin-top', '');
+			$(this).removeClass('opensub').find('.wp-submenu').css('margin-top', '');
 		},
 		timeout: 200,
 		sensitivity: 7,
 		interval: 90
 	});
 
-	// Tab to select, Enter to open sub, Esc to close sub and focus the top menu
-	$('li.wp-has-submenu > a.wp-not-current-submenu', menu).bind('keydown.adminmenu', function(e){
-		if ( e.which != 13 )
-			return;
-
-		var target = $(e.target);
-
-		e.stopPropagation();
-		e.preventDefault();
-
-		menu.find('.wp-submenu').removeClass('sub-open');
-		target.siblings('.wp-submenu').toggleClass('sub-open').find('a[role="menuitem"]').each(refresh);
-	}).each(refresh);
-
-	$('a[role="menuitem"]', menu).bind('keydown.adminmenu', function(e){
-		if ( e.which != 27 )
-			return;
-
-		var target = $(e.target);
-
-		e.stopPropagation();
-		e.preventDefault();
-
-		target.add( target.siblings() ).closest('.sub-open').removeClass('sub-open').siblings('a.wp-not-current-submenu').focus();
+	$('.wp-submenu a', menu).bind('focus.adminmenu', function(e){
+		$(e.target).closest('li.menu-top').addClass('opensub');
+	}).bind('blur.adminmenu', function(e){
+		$(e.target).closest('li.menu-top').removeClass('opensub');
 	});
 
 	// Move .updated and .error alert boxes. Don't move boxes designed to be inline.
Index: wp-admin/menu-header.php
===================================================================
--- wp-admin/menu-header.php	(revision 21420)
+++ wp-admin/menu-header.php	(working copy)
@@ -87,9 +87,9 @@
 				$menu_file = substr( $menu_file, 0, $pos );
 			if ( ! empty( $menu_hook ) || ( ('index.php' != $submenu_items[0][2]) && file_exists( WP_PLUGIN_DIR . "/$menu_file" ) ) ) {
 				$admin_is_parent = true;
-				echo "<div class='wp-menu-image'><a href='admin.php?page={$submenu_items[0][2]}' tabindex='-1' aria-label='$aria_label'>$img</a></div>$arrow<a href='admin.php?page={$submenu_items[0][2]}'$class $aria_attributes>$title</a>";
+				echo "<a href='admin.php?page={$submenu_items[0][2]}'$class $aria_attributes>$arrow<div class='wp-menu-image'>$img</div><div class='wp-menu-name'>$title</div></a>";
 			} else {
-				echo "\n\t<div class='wp-menu-image'><a href='{$submenu_items[0][2]}' tabindex='-1' aria-label='$aria_label'>$img</a></div>$arrow<a href='{$submenu_items[0][2]}'$class $aria_attributes>$title</a>";
+				echo "\n\t<a href='{$submenu_items[0][2]}'$class $aria_attributes>$arrow<div class='wp-menu-image'>$img</div><div class='wp-menu-name'>$title</div></a>";
 			}
 		} elseif ( ! empty( $item[2] ) && current_user_can( $item[1] ) ) {
 			$menu_hook = get_plugin_page_hook( $item[2], 'admin.php' );
@@ -98,15 +98,16 @@
 				$menu_file = substr( $menu_file, 0, $pos );
 			if ( ! empty( $menu_hook ) || ( ('index.php' != $item[2]) && file_exists( WP_PLUGIN_DIR . "/$menu_file" ) ) ) {
 				$admin_is_parent = true;
-				echo "\n\t<div class='wp-menu-image'><a href='admin.php?page={$item[2]}' tabindex='-1' aria-label='$aria_label'>$img</a></div>$arrow<a href='admin.php?page={$item[2]}'$class $aria_attributes>{$item[0]}</a>";
+				echo "\n\t<a href='admin.php?page={$item[2]}'$class $aria_attributes>$arrow<div class='wp-menu-image'>$img</div><div class='wp-menu-name'>{$item[0]}</div></a>";
 			} else {
-				echo "\n\t<div class='wp-menu-image'><a href='{$item[2]}' tabindex='-1' aria-label='$aria_label'>$img</a></div>$arrow<a href='{$item[2]}'$class $aria_attributes>{$item[0]}</a>";
+				echo "\n\t<a href='{$item[2]}'$class $aria_attributes>$arrow<div class='wp-menu-image'>$img</div><div class='wp-menu-name'>{$item[0]}</div></a>";
 			}
 		}
 
 		if ( ! empty( $submenu_items ) ) {
-			echo "\n\t<div class='wp-submenu'><div class='wp-submenu-wrap'>";
-			echo "<div class='wp-submenu-head'>{$item[0]}</div><ul>";
+			echo "\n\t<ul class='wp-submenu wp-submenu-wrap'>";
+			echo "<li class='wp-submenu-head'>{$item[0]}</li>";
+	
 			$first = true;
 			foreach ( $submenu_items as $sub_key => $sub_item ) {
 				if ( ! current_user_can( $sub_item[1] ) )
@@ -160,7 +161,7 @@
 					echo "<li$class><a href='{$sub_item[2]}'$class>$title</a></li>";
 				}
 			}
-			echo "</ul></div></div>";
+			echo "</ul>";
 		}
 		echo "</li>";
 	}
