Fix menu annoyance. Clean up themes.php code.

git-svn-id: https://develop.svn.wordpress.org/trunk@2839 602fd350-edb4-49c9-b593-d223f7449a82

wp-admin/wp-admin.css

@@ -161,19 +161,27 @@ textarea, input, select {
 }
 
 .available-theme {
-	width: 250px;
-	margin-right: 2.5em;
+	width: 30%;
+	margin: 0 1em;
 	float: left;
 	text-align: center;
+	height: 28em;
+	overflow: hidden;
 }
 
-.available-theme span {
+.available-theme a.screenshot {
 	width: 250px;
-	height: 187px;
+	height: 200px;
 	display: block;
 	margin: auto;
 	background: #f1f1f1;
 	border: 1px solid #ccc;
+	margin-bottom: 10px;
+	overflow: hidden;
+}
+
+.available-theme a.screenshot:hover {
+	border: 1px solid #666;
 }
 
 .available-theme img {
@@ -301,7 +309,7 @@ table .vers, table .name {
 	padding: .2em .2em .2em 2em;
 }
 
-#adminmenu .current, #adminmenu2 .current {
+#adminmenu .current, #submenu .current {
 	font-weight: bold;
 }
 
@@ -319,40 +327,40 @@ table .vers, table .name {
 	color: #333;
 }
 
-#adminmenu li, #adminmenu2 li {
+#adminmenu li, #submenu li {
 	display: inline;
 	line-height: 200%;
 	list-style: none;
 	text-align: center;
 }
 
-#adminmenu2 {
+#submenu {
 	background: #0d324f;;
 	border-bottom: none;
 	margin: 0;
 	padding: 3px 2em 0 3em;
 }
 
-#adminmenu2 .current {
+#submenu .current {
 	background: #ddeaf4;
 	border-top: 1px solid #045290;
 	border-right: 2px solid #045290;
 	color: #000;
 }
 
-#adminmenu2 a {
+#submenu a {
 	border: none;
 	color: #fff;
 	font-size: 12px;
 	padding: .3em .4em .33em;
 }
 
-#adminmenu2 a:hover {
+#submenu a:hover {
 	background: #ddeaf4;
 	color: #393939;
 }
 
-#adminmenu2 li {
+#submenu li {
 	line-height: 170%;
 }