function getId()
{
	var d = new Date();
	return d.getTime()+Math.floor(Math.random()*424242);
}

function getCookie(name)
        {
                var parts = document.cookie.split(";");
            for(var x = 0; x < parts.length; x++)
            {
		if( parts[x].indexOf(name) != -1 )
		{
			var cookie = parts[x].split("=");
			return cookie[1];
		}
            }
            return "";
        }

var bbu = getCookie("bbu");

if( bbu == "" )
{

bbu = escape(getId());

document.cookie = "bbu=" + bbu
                        + ";path=/;"
                        + "expires=Sun, 01 Dec 2030 00:00:00 GMT;";
}

var bbs = getCookie("bbs");

if( bbs == "" )
{

bbs = escape(getId());

document.cookie = "bbs=" + bbs
			+ ";path=/;";
}


t = new Image();
t.src = "http://www.research-tool.com/track.php?l="+encodeURIComponent(document.location.href)+"&r="+encodeURIComponent(document.referrer)+"&u="+bbu+"&s="+bbs;