diff --git a/lib/client/dom.js b/lib/client/dom.js
index afd26df8..19cbf336 100644
--- a/lib/client/dom.js
+++ b/lib/client/dom.js
@@ -1108,7 +1108,7 @@ var CloudCmd, Util, DOM, CloudFunc, Dialog;
             }
             
             
-            this.combineURL             = function(names, callback) {
+            this.combineURL             = function(names) {
                 var url,
                     COMBINE = '/combine',
                     nameStr = names + '';