In global.asax: protected void Application_BeginRequest(Ob... sender, EventArgs e) { HttpRuntimeSection runTime = (HttpRuntimeSection)WebConf... //Approx 100 Kb(for page content) size has been deducted because the maxRequestLength proprty is the page size, not only the file upload size int maxRequestLength = (runTime.MaxRequestLength - 100) * 1024; //This code is used to check the request length of the page and if the request length is greater than ......

<script type="text/javascript" language="javascript">

        Sys.WebForms.PageRequestManager.getInstance().add_endRequest(refresh);

        function refresh() { //Your code here; }

</script>

 

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