modify qq login

@@ -48,15 +48,15 @@ class Call extends Factory
     {
         $token = array();
         
-        try 
-        {
+//        try 
+//        {
         	$token = $this->qc->qq_callback();
         	$token['openid'] = $this->qc->get_openid();
-        }
-        catch (Exception $e)
-        {
-            // do nothing
-        }
+//        }
+//        catch (Exception $e)
+//        {
+//            // do nothing
+//        }
     
         return $token;
     }