Web Forms :: How To Show Progress Bar When Page Does PostBack

Aug 9, 2012

I have to use progress bar with modal popup when page postback. in my application report section is there. it's taking some time to generate the report. so i want to show some progerss image instead of nothing. i used java script and modal popup. here is my code.

<script type="text/javascript">   
// var prm = Sys.WebForms.PageRequestManager.getInstance();   
//Raised before processing of an asynchronous postback starts and the postback request is sent to the server.    prm.add_beginRequest(BeginRequestHandler);   
// Raised after an asynchronous postback is finished and control has been returned to the browser.    prm.add_endRequest(EndRequestHandler);  

[Code] ....

but it's not working could you check the code.

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