function setCookie()
{
	var expirydate = new Date(2010,1,1);
	var artpadRFID = 140772;
	var cookieColl = document.cookie;
	var sDomain = "domain=art.com;";
	var sPath = "path=/;";
	var sExpiry = "expires=" + expirydate + ";";
	var pos = cookieColl.indexOf("RFID=");
	var coll = "";
	var ncval = "";
	
	if(pos != -1)
	{

		var start = pos + 5;
		var end = cookieColl.indexOf(";",start);
		
		if (end == -1) end = cookieColl.length;
		var value = cookieColl.substring(start,end);
		value = unescape(value);
		
		
		arr = value.split("&")
		var cookievals;
		var i = 0;
		
		for(i =0; i < arr.length; i++)
		{
			if(arr[i].indexOf("CurrentRFID") != -1)
			{
				var qspos = arr[i].indexOf("=");
				var rfid = arr[i].substring(qspos + 1, arr[i].length);
				
				if(rfid != artpadRFID)
				{
					cookievals = "CurrentRFID=" + artpadRFID + "&";
				} else {
					return;
				}

			} else {
				cookievals = cookievals + arr[i] + "&";
			}
			

		}
		// trim the trailing &
		cookievals = cookievals.substring(0,cookievals.length -1);
		document.cookie = "RFID=" + cookievals + ";" + sDomain + sPath + sExpiry

	} else {
		cookievals = "RFID=CurrentRFID=" + artpadRFID + "&OriginalRFID=" + artpadRFID + ";" 
		cookievals = cookievals + sDomain + sPath + sExpiry
		document.cookie = cookievals
	}
	
}