var newWindow
function openWindow(URL,w,h){

	if(!newWindow || newWindow.closed){
	newWindow=window.open(URL,'newWin','toolbar=no,width='+w+',height='+h+',directories=0,status=0,scrollbars=yes,resizable=no,menubar=0,location=0,copyhistory=0');
	} else {
	// newWindow.close()
	newWindow=window.open(URL,'newWin','toolbar=no,width='+w+',height='+h+',directories=0,status=0,scrollbars=yes,resizable=no,menubar=0,location=0,copyhistory=0');
	newWindow.focus()
	}
}