diff --git a/src/views/main-content.vue b/src/views/main-content.vue
index cb671df25..5c44fe504 100644
--- a/src/views/main-content.vue
+++ b/src/views/main-content.vue
@@ -129,13 +129,15 @@ export default {
                 if (!from) {
                     return
                 }
-                console.log(this.$store.state.contentTabs);
                 if (from.path == "/main/i-1672924097874173953") {
                     let iframes = document.querySelector("#iframes")
-                    iframes.src = 'about:blank';
-                    iframes.contentWindow.document.write('');
-                    iframes.contentWindow.document.close();
-                    iframes.parentNode.removeChild(iframes);
+                    console.log(iframes, 97998);
+                    if (iframes) {
+                        iframes.src = 'about:blank';
+                        iframes.contentWindow.document.write('');
+                        iframes.contentWindow.document.close();
+                        iframes.parentNode.removeChild(iframes);
+                    }
                 }
                 if (to.path == "/main/i-1672924097874173953") {
                     let url;
@@ -146,9 +148,10 @@ export default {
                     })
                     let iframe = document.createElement('iframe');
                     iframe.src = url + this.urlTokenSymbol + 'token=' + this.token + '&customerId=' + this.customerId;
-                    iframe.unselectable = "on";
-                    iframe.name = "container";
-                    iframe.id = "iframes";
+                    iframe.frameborder = "0"
+                    iframe.id = "iframes"
+                    iframe.height = "100%"
+                    iframe.width = "100%"
                     //添加到原来的iframe位置  
                     if (document.querySelector("#iframeBox")) {
                         document.querySelector("#iframeBox").appendChild(iframe);
@@ -332,7 +335,7 @@ export default {
     overflow: hidden;
 }
 #iframeBox {
-    width: "100%";
-    height: "100%";
+    width: 100%;
+    height: 100%;
 }
 </style>