Script loader fixes from mdawaffe. fixes #2765

git-svn-id: http://svn.automattic.com/wordpress/trunk@3830 1a063a9b-81f0-0310-95a4-ce76da25c4cd

wp-admin/link-add.php

@@ -25,8 +25,9 @@ for ($i=0; $i<count($wpvarstoreset); $i += 1) {
     }
 }
 
-wp_enqueue_script( 'xfn' );
-$editing = true;
+wp_enqueue_script( array('xfn', 'dbx-admin-key?pagenow=link.php') );
+if ( current_user_can( 'manage_categories' ) )
+	wp_enqueue_script( 'ajaxcat' );
 require('admin-header.php');
 ?>