function BeginRequestHandler(sender, args)
{
     var elem = args.get_postBackElement();
     var prog = document.getElementById('divProgress');
     prog.style.top = getRealTop(elem) + 'px';
     prog.style.left = getRealLeft(elem) + 'px';
     prog.style.visibility = 'visible';
     document.getElementById('container').className='noFocus';
}

function EndRequestHandler(sender, args)
{
    var prog = document.getElementById('divProgress');
    prog.style.visibility = 'hidden';
    document.getElementById('container').className='';
}