function dc(event)
{
	var em = event.currentTarget || event.srcElement || event.target;
	while(em.nodeName != 'A')
	{
		em = em.parentNode;
	}
	
	if(em.nodeName == 'A')
	{
		var url = em.href;
		var arr = url.split("/");
		var asin = '';
		if(arr[2] == 'www.amazon.com')
		{
			asin = arr[5].substr(0, 10);
		}
		else
		{
			asin = arr[4];
		}

		var img = document.createElement("IMG");
		img.src = "/cs/taz.php?a=" + asin + "&u=" + encodeURIComponent(url);
		//document.body.appendChild(img);
	}
}

function sdc(em)
{
	var url = em.href;
	var arr = url.split("/");
	
	if(arr[2] == 'www.amazon.com' || arr[3] == 'gp')
	{
		//alert(arr[2] + ", " + arr[3]);
		if(em.addEventListener)
		{
			em.addEventListener('click', dc, false);
		}
		else if(em.attachEvent)
		{
			em.attachEvent('onclick', dc);
		}
	}
}

function asStart()
{
	var as = document.getElementsByTagName("a");
	var i = 0;
	for(i = 0; i < as.length; i ++)
	{
		sdc(as[i]);
	}
	
	var ref = document.referrer;
	if(ref)
	{
		var ar = ref.split("/");
		var h = document.location.hostname;
		if(ar[2] != h)
		{
			var img = document.createElement("IMG");
			img.src = "/cs/tar.php?r=" + encodeURIComponent(ref);
		}
	}
}

asStart();