var X=null;
	
function NewWindow(mypage,myname){
	settings='scrollbars=no,location=no,directories=no,status=no,menubar=no,toolbar=no,resizable=no,width=0,height=0';
	X=window.open(mypage,myname,settings);
	X.focus();}

function CloseNewWin(){
	if(X!=null && X.open)X.close()
}
window.onfocus=CloseNewWin;