var xmlhttp=null; // Defines that xmlHttp is a new variable.


function updateHitLog(adID)
{
	var webSource = document.referrer;
	var params = "button=updateHitLog&adID="+adID+"&referredBy="+webSource.replace(/&/g,"^");
    initiatexmlhttp(params);
	serverrequest.onreadystatechange  = function()
	{
		if(serverrequest.readyState  == 4)

		if(serverrequest.status  == 200)
		{	
			//document.getElementById('testResponse').innerHTML =serverrequest.responseText;
		}
	}	
}