diff --git a/exchange.html b/exchange.html
index 6593b8b..c8640c7 100644
--- a/exchange.html
+++ b/exchange.html
@@ -179,7 +179,7 @@
         if(goodsCount>1){
           window.location.replace(document.referrer);
         }else{
-          window.history.go(-2);
+          history.go(-2);
         }
         // window.location.replace(document.referrer);
       },
@@ -300,7 +300,10 @@
                   window.location.replace(document.referrer);
                 }, 3000);
               }else{
-                window.history.go(-2);
+                let backUrl=window.history.length;
+                if(backUrl){
+                  history.go(-backUrl+1);
+                }
               }
             }
           }
diff --git a/homepage.html b/homepage.html
index 47c0c33..858409a 100644
--- a/homepage.html
+++ b/homepage.html
@@ -254,9 +254,11 @@
         this.gstatus = item.available;
       },
       backgoodsFn() {
-        window.history.back();
+        let backUrl=window.history.length;
+        if(window.history.length){
+          history.go(-backUrl+1);
+        }    
       },
-
       // 单条弹框
       openDialog() {
         this.promtshow = true;
@@ -274,7 +276,6 @@
           "last_product_id": sessionStorage.getItem('lastid') | 0,
         }
         if (showType == 1) { //白名单
-          
           let tokenList = JSON.parse(sessionStorage.getItem('getTokenList'));
           let goodsList = [];
           for (item of tokenList) {
diff --git a/index.html b/index.html
index 35ec2e8..19fb6d7 100644
--- a/index.html
+++ b/index.html
@@ -138,7 +138,6 @@
 			if(linkId.length>10){
 				req.axiosGetplan('/plan/plan_theme/' + linkId).then(res => {
 					if(res.code==200){
-						console.log('开始跳转');
 						window.location.href=res.data;
 						return;
 					}
@@ -176,7 +175,6 @@
 									self.maskshow = true;
 									self.tiptext = res.message;
 									self.popboxshow = true;
-
 								}
 							}).catch(err => {
 								self.maskshow = true;