function oeffnen(mypage,myname,w,h) 
{
	var winl = (screen.width - w) / 2;
	var wint = (screen.height - h) / 2;
	winprops = 'height='+h+ ',width='+w+ ',top='+wint+',left='+winl+ ',scrollbars=no,resizable=no,dependent=no,locationbar=no,menubar=no,status=no';
	win = window.open(mypage,myname,winprops)
	if (parseInt(navigator.appVersion) >= 4) { win.window.focus(); }
}

function oeffnen2(mypage,myname,w,h) 
{
	var winl = (screen.width - w) / 2;
	var wint = (screen.height - h) / 2;
	winprops = 'height='+h+ ',width='+w+ ',top='+wint+',left='+winl+ ',scrollbars=yes,resizable=no,dependent=no,locationbar=no,menubar=no,status=no';
	win = window.open(mypage,myname,winprops)
	if (parseInt(navigator.appVersion) >= 4) { win.window.focus(); }
}
function printpage() {
	window.print();
	// oeffnen ('../sonstiges/drucken.html','','420','220');
}