function showPointer(id)
{
	document.getElementById(id).style.visibility='visible';
}
function hidePointer(id)
{
	document.getElementById(id).style.visibility='hidden';
}
function windowPrint(url, w, h)
{
	printWindow=window.open(url,"Window_print","menubar=no,scrollbars=1,left=100,top=100,width="+w +" ,height="+h +",resizable=1")
}