var banner=new Array();
banner[1]='http://www.program3.com/promo/203035/141/1154270855.jpg';
banner[2]='http://www.program3.com/promo/203035/141/1154270855.jpg';
banner[3]='http://www.program3.com/promo/203035/141/1154270855.jpg';

function showban(){
for (z=1;z<1000;z++)
{rnd=Math.random();num=Math.floor((rnd*3)+1);
tempbanner=banner[1];
banner[1]=banner[num];
banner[num]=tempbanner;
}

document.write('<div id="banner"><a href="http://dancingbear.com/t2/pps=gipsta/"><img src="'+banner[1]+'" width="150" height="2000" border=0"></a></div>');
}