function KeyDownHandler(btn)
    {
        // process only the Enter key
        if (event.keyCode == 13)
        {
            // cancel the default submit
            event.returnValue=false;
            event.cancel = true;
            // submit the form by programmatically clicking the specified button
            btn.click();
        }
    }

	function info_pop_up(url)
	{
		if (url != 'None') {	
			window.open(url,"infopopup","toolbar=yes,status=yes,scrollbars=yes,resizable=yes,height=400,width=800,top=0,left=0");
		}
	}