// this sets our menu up so we know which one is active, more thanks to Coyler @ css-tricks.com
function setActive() {
  aObj = document.getElementById('nav').getElementsByTagName('a');
  for(i=0;i<aObj.length;i++) {
   if(document.location.href.indexOf(aObj[i].href)>=0) {
      aObj[i].className='active';
    } 
  }
}