diff --git a/lib/client/view.js b/lib/client/view.js
index 186ceb13..694a60c5 100644
--- a/lib/client/view.js
+++ b/lib/client/view.js
@@ -172,7 +172,7 @@ var CloudCmd, Util, DOM, CloudFunc, $;
         function isVideo(name) {
             var isMatch;
             
-            Util.checkExt(name, ['mp4', 'avi']);
+            isMatch = Util.checkExt(name, ['mp4', 'avi']);
             
             return isMatch;
         }