$(document).ready(function(){
  $("#homepage-tabs").tabs();
  if($.browser.msie) DD_roundies.addRule('.rounded', '5px');
  setInterval("rotate_header()", 5000);
});

var headernum = 1;

function rotate_header(){
  if(headernum > 2) headernum = 1;
  else headernum++;
  $("#tab-welcome").css("background-image","url(/images/wli/tab-welcome"+headernum+".jpg)")
}