var how_many_ads = 7; 
var now = new Date()
var sec = now.getSeconds()
var ad = sec % how_many_ads;
ad +=1;

if (ad==1) { url="http://candyswirl.pixelfx.org/"; alt="Candy Swirl"; banner="http://candyswirl.pixelfx.org/linkback/categories/88x31/candyswirl_gwenlive_8831.png"; width="88"; height="31"; }

if (ad==2) { url="http://paper-cranes.net/"; alt="Paper-Cranes"; banner="http://paper-cranes.net/images/pc01.png"; width="88"; height="31"; }

if (ad==3) { url="http://cynthia.paper-cranes.net/"; alt="Sweet Obsessions"; banner="http://i382.photobucket.com/albums/oo262/artistof09/88x31.png"; width="88"; height="31"; }

if (ad==4) { url="http://skybreaker.info/"; alt="Skybreaker"; banner="/sky.gif"; width="88"; height="31"; }

if (ad==5) { url="http://strawberry-gashes.net/"; alt="Strawberry Gashes"; banner="http://img248.imageshack.us/img248/8260/bluegrltk2.gif"; width="88"; height="31"; }

if (ad==6) { url="http://vivid-avenue.net/"; alt="Vivid Avenue"; banner="http://i44.tinypic.com/29diszk.png"; width="88"; height="31"; }

if (ad==7) { url="http://ipeedalittle.com/"; alt="I Peed A Little"; banner="http://img340.imageshack.us/img340/6712/button1.gif"; width="88"; height="31"; }


document.write('<a href=\"' + url + '\" target=\"_blank\">');
document.write('<img src=\"' + banner + '\" width=')
document.write(width + ' height=' + height + ' ');
document.write('alt=\"' + alt + '\" border=0></a>');