fix: 修复火狐报错的弹窗提醒

src/views/study/coursenew.vue

@@ -1428,9 +1428,9 @@
         });
       },
       refreshPage() {
-        location.reload(true);
+        location.reload();
-        this.getInternet();
+        // this.getInternet();
-        this.loadData();
+        // this.loadData();
       },
       getXmlHttpRequest() {
         if (window.XMLHttpRequest) {