var win= null;
	function OpenNewWindow(mypage,w,h,myname)
	{
	var winl = (screen.width-w)/2;
	var wint = (screen.height-h)/2;
	settings='height='+ h +',width='+ w +',top='+wint+',left=' +winl+ ',srollbars=no,toolbar=no'
	win=window.open(mypage,myname,settings)
	if(parseInt(navigator.appVersion) >= 4){win.window.focus();}
	}