diff --git a/public/javascripts/application.js b/public/javascripts/application.js
index fb6bb6864..c598bda57 100644
--- a/public/javascripts/application.js
+++ b/public/javascripts/application.js
@@ -1552,9 +1552,7 @@ function pop_box_new(value, Width, Height){
         document.onmousemove = null;
     }
 
-    window.onload = function () {
-        new Drag("popupWrap");
-    }
+    new Drag("popupWrap");
 }
 
 // 公共提示弹框样式