toggle mediamanager resizable handle to east/west based at dir=rtl

lib/scripts/media.js

@@ -485,7 +485,7 @@ var dw_mediamanager = {
         var $resizables = dw_mediamanager.$resizables();
 
         $resizables.resizable({
-            handles: (jQuery('html[dir=rtl]') ? 'w' :'e'),
+            handles: (jQuery('html[dir=rtl]').length ? 'w' :'e'),
             resize: function(event, ui){
                 var $page = jQuery('#mediamanager__page');
                 var widthFull = $page.width();
@@ -530,9 +530,9 @@ var dw_mediamanager = {
     resize: function () {
         var $contents = jQuery('#mediamanager__page').find('div.panelContent'),
             height = jQuery(window).height() - jQuery(document.body).height() +
-                      Math.max.apply(null, jQuery.map($contents, function (v) {
-            return jQuery(v).height();
-        }));
+                Math.max.apply(null, jQuery.map($contents, function (v) {
+                    return jQuery(v).height();
+                }));
 
         // If the screen is too small, don’t try to resize
         if (height < dw_mediamanager.minHeights[dw_mediamanager.view_opts.list]) {