diff --git a/apps/common/main/lib/util/utils.js b/apps/common/main/lib/util/utils.js
index fcd6c5fe8..80df14641 100644
--- a/apps/common/main/lib/util/utils.js
+++ b/apps/common/main/lib/util/utils.js
@@ -120,8 +120,8 @@ Common.Utils = _.extend(new(function() {
         me = this,
         checkSize = function() {
             var scale = {};
-            if ( !!window.AscCommon /*&& !!window.AscCommon.checkDeviceScale*/ )
-                scale = window.AscCommon.checkDeviceScale1();
+            if ( !!window.AscCommon && !!window.AscCommon.checkDeviceScale )
+                scale = window.AscCommon.checkDeviceScale();
             else {
                 var str_mq_150 = "screen and (-webkit-min-device-pixel-ratio: 1.5) and (-webkit-max-device-pixel-ratio: 1.9), " +
                         "screen and (min-resolution: 1.5dppx) and (max-resolution: 1.9dppx)";
@@ -1042,4 +1042,4 @@ Common.Utils.UserInfoParser = new(function() {
             return usergroups;
         }
     }
-})();
\ No newline at end of file
+})();