添加文件下载功能

UAS_Web/Browser.cs

@@ -33,10 +33,9 @@ namespace UAS_Web
         private void WebBrowser_LoadError(object sender, LoadErrorEventArgs e)
         {
             //指定放大镜
-            Console.WriteLine(e.FailedUrl);
             if (e.FailedUrl.Contains("vendbarcode/batchdelivery.jsp?whoami=Delivery!Deal#"))
                 return;
-            if (e.FailedUrl.Contains("excel/create.xls"))
+            if (e.FailedUrl.Contains("common/excel"))
                 return;
             MessageBox.Show("当前网络无法访问" + e.ErrorText);
         }