function trackData(custNum)
{
	referrer = document.referrer;
	host = document.location.href;
	
	url = "http://www.midgeco.com/midgeco_sva/track.php";
	
	url = url + "?custNum=" + custNum + "&" + "referer=" + referrer + "&" + "host=" + host;
	
	script = document.createElement( 'script' );
	script.src = url;
	document.getElementsByTagName( 'head' )[0].appendChild( script );
	
}