function addEvent( obj, type, fn ) {
  if ( obj.attachEvent ) {
    obj['e'+type+fn] = fn;
    obj[type+fn] = function(){obj['e'+type+fn]( window.event );}
    obj.attachEvent( 'on'+type, obj[type+fn] );
  } else
    obj.addEventListener( type, fn, false );
}
function removeEvent( obj, type, fn ) {
  if ( obj.detachEvent ) {
    obj.detachEvent( 'on'+type, obj[type+fn] );
    obj[type+fn] = null;
  } else
    obj.removeEventListener( type, fn, false );
}

addEvent(window,'load',adRotate);

var img1 = new Image();
var img2 = new Image();
var container = null;


function adRotate(){
	container = document.getElementById("rotatingAd");
	if(container!=null){
		img1.src = "/images/ad-travel-insurance.jpg";
		img2.src = "/images/ad-home-insurance.jpg";
		setTimeout(rotate,4000);
	}
}			
function rotate()
{
	var a = document.createElement("a");
	var img = document.createElement("img");
	if(container.innerHTML.indexOf("home")!=-1)
			{
				a.href="http://matrixstats.tpc-travelinsurance.co.uk/click?768716-12112";
				img.src = img1.src;
			}
			else
			{
				a.href="/forms/HomeInsurance.aspx";
				img.src = img2.src;
			}
			container.getElementsByTagName("a")[0].href = a.href;
			container.getElementsByTagName("img")[0].src = img.src;
			setTimeout(rotate,4000);
}