function newwin(img,xwidth,yheight){
var a = window.open("","new","left='0',top='0',width="+xwidth+",height="+yheight);
a.document.writeln('');
a.document.writeln('Fotogalerie');
a.document.writeln('');
a.document.writeln('
');
a.document.writeln('');
a.document.writeln('');
a.document.close();
}