if (document.images)
	{
	var index_off = new Image();index_off.src = "/images/menu/index.gif";var index_over = new Image();index_over.src = "/images/menu/index_over.gif";var introduction_off = new Image();introduction_off.src = "/images/menu/introduction.gif";var introduction_over = new Image();introduction_over.src = "/images/menu/introduction_over.gif";var hints_off = new Image();hints_off.src = "/images/menu/hints.gif";var hints_over = new Image();hints_over.src = "/images/menu/hints_over.gif";var demo_off = new Image();demo_off.src = "/images/menu/demo.gif";var demo_over = new Image();demo_over.src = "/images/menu/demo_over.gif";var download_off = new Image();download_off.src = "/images/menu/download.gif";var download_over = new Image();download_over.src = "/images/menu/download_over.gif";var competition_off = new Image();competition_off.src = "/images/menu/competition.gif";var competition_over = new Image();competition_over.src = "/images/menu/competition_over.gif";var heroes_off = new Image();heroes_off.src = "/images/menu/heroes.gif";var heroes_over = new Image();heroes_over.src = "/images/menu/heroes_over.gif";var credits_off = new Image();credits_off.src = "/images/menu/credits.gif";var credits_over = new Image();credits_over.src = "/images/menu/credits_over.gif";	}

function hilight(reference,changeto)
	{
	if (document.images)
		document[reference].src = eval(changeto + '.src');
	return true;
	}
	
function popup(url,X,Y)
	{
	popPage = window.open(url,'4T2_popup','status=no,location=no,resizable=yes,maximize=yes,minimize=yes,width='+X+',height='+Y+',scrollbars=yes');
	return void(0);
	}