// JavaScript Document
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';
    }
	else
	{
		aObj[i].className='visited';
	}
  }
}
window.onload = setActive;