ad=new Array(3);
ad[0]="<a href='http://click.dtiserv2.com/Click/2008004-8-58717' target='_blank'><img src='http://affiliate.dtiserv.com/image/2345/8-120-01.gif' border=0></a>";
ad[1]="<iframe src='http://click.dtiserv2.com/Click653/3103011-23-58717' width=120 height=90 frameborder='no' scrolling='no'></iframe>";
ad[2]="<iframe src='http://click.dtiserv2.com/Click565/3132008-23-58717' width=120 height=90 frameborder='no' scrolling='no'></iframe>";
adNo = Math.floor(Math.random() * 3);
document.write(ad[adNo]);