function GetCookie(name)
{
	if (document.cookie.length > 0)
	{
		c_start = document.cookie.indexOf(name + "=");
		if (c_start != -1)
		{
			c_start = c_start + name.length + 1;
			c_end = document.cookie.indexOf(";", c_start);
			if (c_end == -1)
				c_end = document.cookie.length;
			return unescape(document.cookie.substring(c_start, c_end));
		} 
	}
	return null;
}

// expiredays is optional; if not specified cookie is deleted at end of session
function SetCookie(name, value, expiredays)
{
	var exdate = new Date();
	exdate.setDate(exdate.getDate() + expiredays);
	document.cookie = name + "=" + escape(value) + "; path=/" + ((expiredays==null) ? "" : "; expires=" + exdate) + "; domain=.wholetomato.com";
}

function DeleteCookie(name)
{
	document.cookie = name + "=; path=/; expires=Fri, 31 Dec 1999 23:59:59 GMT; domain=.wholetomato.com";
}

var gReferredByCookieName = "referredBy";

function LoadReferral(name)
{
	if (name == null || name == "")
		return;
	var val = GetCookie(gReferredByCookieName);
	if (val == null || val == "")
		return;	
	document.write('<img src="/images/' + name + "_" + val + '.gif" border="0" />');
}