function newsopen() {
	newwin = window.open("news.php", "News", "scrollbars=yes,resizable=yes,width=420,height=500");
	newwin.focus();
}

function openGrundriss(url,width,height) {
	newwin = window.open('/images/grundrisse/' + url, 'Grundriss', 'scrollbars=yes,resizable=yes,width=' + width + ',height=' + height);
	newwin.focus();
}