diff --git a/exchange.html b/exchange.html
index 260a3ec..5b5f204 100644
--- a/exchange.html
+++ b/exchange.html
@@ -239,6 +239,7 @@
       successchangeBtnFn () {
         if (this.goodInfo.product_type === 2 && this.goodInfo.card_show == 2) {
           this.popboxshow = false;
+          this.maskshow = false;
           window.location.href = './coupon/lookCard.html';
         } else {
           window.location.replace(document.referrer);
@@ -340,9 +341,10 @@
                 localStorage.setItem("orderNumber", res.data.order_number);
                 this.loading = true;
                 this.successTip = '兑换成功！';
-                setTimeout(() => {
+                const clr = setTimeout(() => {
                   this.popboxshow = true;
                   this.loading = false;
+                  clearTimeout(cls);
                 }, 3000);
               } else {
                 this.successTip = '兑换成功，请到注意查收手机短信！';