var returnValue = true, links = ["http://www.buckcanyon.com/", "http://www.phatwebs.net/", "http://www.alohaland.com/", "http://www.cavejunction.com/realestate", "http://www.tru-memories.com/", "http://www.ivdailyview.com/"], 
imgs = ["http://www.cavejunction.com/banners/buck.gif", "http://www.cavejunction.com/banners/phatbanner.gif", "http://www.cavejunction.com/banners/aloha.jpg", "http://www.cavejunction.com/banners/JR_banner1.jpg", "http://www.cavejunction.com/banners/art4u2.gif", "http://www.cavejunction.com/banners/ivdv1.jpg"], len = (links.length + imgs.length) / 2;

if((len*2)%2 == 1){returnValue=false;}

function showAd(){
if(returnValue==false)
{document.write(' ');return false;}
var rand = Math.floor(len*Math.random())
if (imgs[rand]=="http://www.cavejunction.com/banners/JR_banner1.jpg") {
document.write("<a href=\""+links[rand]+"\" target=\"_blank\" title=\"Go to "+links[rand]+"\"><img src=\""+imgs[rand]+"\" style=\"border-color: #3399FF; border-width: 1px; border-style: solid\" alt=\"Go to "+links[rand]+"\"></a>");
} else {
document.write("<a href=\""+links[rand]+"\" target=\"_blank\" title=\"Go to "+links[rand]+"\"><img src=\""+imgs[rand]+"\" border=\"0\" alt=\"Go to "+links[rand]+"\"></a>");
}
}