var imagenumber = 10 ; //Anzahl der Grafiken
var randomnumber = Math.random() ;
var rand1 = Math.round( (imagenumber-1) * randomnumber) + 1 ;

anzeige = new Array

anzeige[1]  = '<a HREF="http://www.epilog.de/shayol/2000/2901_Robinson_Dick/Index.html" TARGET="_top">'
            + '<IMG SRC="http://www.epilog.de/shayol/2000/2901_Robinson_Dick/Daten/2901_B234x060a.jpg" '
            + 'alt="Kim Stanley Robinson: Die Romane des Philip K. Dick" width="234" height="60" border="0"></a>'

anzeige[2]  = '<a href="http://www.hobbitpresse.de/hurin/" target="_blank">'
            + '<img src="http://ad.epilog-s1.de/Kunden/KlettCotta/Hurin_234x60_epilog.jpg" '
            + 'alt="J.R.R. Tolkien: Die Kinder Hurins" width="234" height="60" border="0"></a>'
            + '<img src="http://epilog2.de/tinc?key=GSH62bSt&no=5" width="1" height="1" border="0">'

anzeige[3]  = '<a HREF="http://partners.webmasterplan.com/click.asp?ref=5503&site=1300&type=b59&bnb=59" TARGET="_blank">'
            + '<IMG SRC="http://banners.webmasterplan.com/view.asp?ref=5503&site=1300&b=59" '
            + 'alt="Abebooks.de - Neue, gebrauchte, antiquarische Bücher" width="234" height="60" border="0"></a>'

anzeige[4]  = '<a href="http://partners.webmasterplan.com/click.asp?ref=5503&site=1879&type=b75&bnb=75" target="_blank">'
            + '<img src="http://banners.webmasterplan.com/view.asp?ref=5503&site=1879&b=75" '
            + 'alt="Tchibo.de - Jede Woche eine neue Welt!" width="234" height="60" border="0"></a>'

anzeige[5]  = '<a href="http://www.schriftsonar.de/" target="_blank">'
            + '<img src="http://www.schriftsonar.de/banner/schriftsonarklein.gif" '
            + 'alt="Schriftsonar" width="234" height="60" border="0"></a>'

anzeige[6]  = '<A HREF="http://partners.webmasterplan.com/click.asp?ref=5503&site=2480&type=b34&bnb=34" TARGET="_blank">'
            + '<IMG SRC="http://banners.webmasterplan.com/view.asp?site=2480&ref=5503&b=34" '
            + 'BORDER="0" ALT="OBI Bau- und Heimwerkermarkt" width="234" height="60"></A>'

anzeige[7]  = '<a href="http://www.phantastisch.net/" target="_blank">'
            + '<img src="http://ad.epilog2.de/Kunden/Phantastisch/Phantastisch_234.jpg" '
            + 'alt="Phantastisch!" width="234" height="60" border="0"></a>'

anzeige[8]  = '<A HREF="http://partners.webmasterplan.com/click.asp?ref=5503&site=2318&type=b26&bnb=26" TARGET="_blank">'
            + '<IMG SRC="http://banners.webmasterplan.com/view.asp?ref=5503&site=2318&b=26" '
            + 'BORDER="0" ALT="Close Up Posters" width="234" height="60"></A>'

anzeige[9]  = '<a HREF="http://www.epilog.de/shayol/1000/1014_Visionen_2/index.html" TARGET="_top">'
            + '<IMG SRC="http://www.epilog.de/shayol/1000/1014_Visionen_2/Daten/1014_B234x060a.gif" '
            + 'alt="Die Legende von Eden und andere Visionen" width="234" height="60" border="0"></a>'

anzeige[10] = '<a href="http://partners.webmasterplan.com/click.asp?ref=5503&site=1382&type=b641&bnb=641" target="_blank">'
            + '<img src="http://banners.webmasterplan.com/view.asp?site=1382&ref=5503&b=641" '
            + 'alt="eBay" width="234" height="60" border="0"></a>'

anzeige[99] = '<a href="http://www.klett-cotta.de/fantasy/" target="_blank">'
            + '<img src="http://ad.epilog2.de/Kunden/KlettCotta/Wolfe234x60.jpg" '
            + 'alt="Gene Wolfe" width="234" height="60" border="0"></a>'
            + '<img src="http://epilog2.de/tinc?key=GSH62bSt&no=5" width="1" height="1" border="0">'

var einblendung = anzeige[rand1];

document.write(einblendung);