diff --git a/static/js/index/coupon.js b/static/js/index/coupon.js
index 844f4e1..a3c6bc8 100644
--- a/static/js/index/coupon.js
+++ b/static/js/index/coupon.js
@@ -3,7 +3,6 @@
  */
 var $ = require('jquery');
 var $receive = $('.coupon-right-reBox');
-var $go=$('.coupon-right-goBox');
 var $mask = $('.coupon-mask');
 var $message = $('.coupon-message');
 var $messageOpDet = $('.coupon-message-op-det');