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prm.add_initializeRequest(onInitializeRequest);
function onInitializeRequest(sender,args)
{
if(prm.get_isInAsyncPostBack()&&args.get_postBackElement().id == btnSubmit)
{
args.set_cancel(true);
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}
$get(btnSubmit).disabled = true;
}
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{
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using System.Drawing.Imaging;
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