diff --git a/view/tpl/chat.tpl b/view/tpl/chat.tpl
index e4cd1d20b..7073a0a52 100644
--- a/view/tpl/chat.tpl
+++ b/view/tpl/chat.tpl
@@ -88,8 +88,19 @@ function update_chats(chats) {
 </script>
 <script>
 function isMobile() {
-  try{ document.createEvent("TouchEvent"); return true; }
-  catch(e){ return false; }
+if( navigator.userAgent.match(/Android/i)
+ || navigator.userAgent.match(/webOS/i)
+ || navigator.userAgent.match(/iPhone/i)
+ || navigator.userAgent.match(/iPad/i)
+ || navigator.userAgent.match(/iPod/i)
+ || navigator.userAgent.match(/BlackBerry/i)
+ || navigator.userAgent.match(/Windows Phone/i)
+ ){
+    return true;
+  }
+ else {
+    return false;
+  }
 }
 $(function(){