asp.net+FCKeditor上传图片显示叉叉图片无法显示的问题的解决方法

<appSettings>
<add key="FCKeditor:BasePath" value="~/FCKeditor" />
<add key="FCKeditor:UserFilesPath" value="/UserFiles/" />
</appSettings>

<appSettings>
<add key="FCKeditor:BasePath" value="~/FCKeditor" />
<add key="FCKeditor:UserFilesPath" value="/web/UserFiles/" />
</appSettings>