var fpath='fileadmin/images/slides/';
var d1 = document;
d1.lastSlide = 35;
d1.curSlide = Math.round(Math.random() * (d1.lastSlide-1)) + 1;
document.write("<img name='slide1' src='" + fpath + "bild_" + d1.curSlide + ".jpg' alt='' width='864' height='193' />");