diff --git a/SGGL/FineUIPro.Web/AttachFile/Look.aspx.cs b/SGGL/FineUIPro.Web/AttachFile/Look.aspx.cs
index 8f69c8ea..e2d5c284 100644
--- a/SGGL/FineUIPro.Web/AttachFile/Look.aspx.cs
+++ b/SGGL/FineUIPro.Web/AttachFile/Look.aspx.cs
@@ -13,8 +13,8 @@ namespace FineUIPro.Web.AttachFile
                 this.btnClose.OnClientClick = ActiveWindow.GetHideReference();
 
                 var url = Request.Params["fileUrl"];
-               // var Baseurl = "https://view.officeapps.live.com/op/embed.aspx?src=";
-                var Baseurl = "https://view.xdocin.com/view?src=";
+                var Baseurl = "https://view.officeapps.live.com/op/embed.aspx?src=";
+              //  var Baseurl = "https://view.xdocin.com/view?src=";
                 var Fileurl = Funs.SGGLUrl + url.Replace(Funs.RootPath, "");
                 var newurl = "";
                 var FiletExtension = Path.GetExtension(url);