minor update

app/assets/javascripts/orbitdesktop.js

@@ -1637,15 +1637,18 @@ var orbitDesktop = function(dom){
   };
   this.simple_drop_down = function(){
     // simple dropdown menu
-    if( !$('.sdm').children('.sdm_o').length > 0 ){
-      return;
-    } else {
-      $('.sdm').hover(function(){
-        $(this).stop(1,1).addClass('thmc2 thmtxt');
-      }, function(){
-        $(this).stop(1,1).removeClass('thmc2 thmtxt');
+    var $sdm = $('.sdm');
+    if( $sdm.find('.sdm_o') ){
+      $sdm.find('a').andSelf().on({
+        mouseenter: function(){
+          $(this).addClass('thmc2 thmtxt');
+        },
+        mouseleave: function(){
+          $(this).removeClass('thmc2 thmtxt');
+        }
       });
     }
+
   };
   this.simple_tab = function(){
     // tab