// Website Tracking Script
//
// Copyright 2006 Pointy Computers Limited
// All Rights Reserved.
//
// http://www.pointycomputers.co.uk

function Tracker_addEvent(elm, evType, fn, useCapture)
{
	// REQUIRES:
	//	Credit: Function written by Scott Andrews
	//	(slightly modified)

	var ret = 0;

	if (elm.addEventListener)
		ret = elm.addEventListener(evType, fn, useCapture);
	else if (elm.attachEvent)
		ret = elm.attachEvent('on' + evType, fn);
	else	elm['on' + evType] = fn;

	return ret;
}

function Tracker_Insert() {
	var bodyObj = document.getElementsByTagName( "body").item(0);
	var tag = document.createElement( "iframe");
	var params = "";
	var cookieID;
	var dateID = new Date();
	var posID = document.cookie.indexOf( "md_tracker=");

	if( posID == -1)
		cookieID = Math.round( dateID.getTime() /1000);
	else	cookieID = document.cookie.substring( posID + 11, posID + 21);

	dateID.setDate( 90);
	document.cookie = "md_tracker="+cookieID+"; expires="+dateID.toGMTString()+"; path=/";

	params += "?ref="+escape( document.referrer);
	params += "&tracker="+cookieID;

	if( document.cookie.indexOf( "md_tracker=") == -1)
		params += "&nocookies=1";

	tag.setAttribute( "src", "http://www.marketing-dynamix.co.uk/stats/track.pl"+params);
	tag.setAttribute( "frameborder", "1");

//if( location.href.indexOf( "www.pointycomputers.co.uk") == -1) {
	tag.setAttribute( "width", "0");
	tag.setAttribute( "height", "0");
//}

	bodyObj.appendChild( tag);
}

Tracker_addEvent( window, "load", Tracker_Insert);