var isNN, isIE;
	var range = "";
	var styleObj = "";
	if (parseInt(navigator.appVersion) >= 4)
		{
		if (navigator.appName == "Netscape")
			{
			isNN = true;
		} else {
			isIE = true;
			range = "all.";
			styleObj = ".style";
			}
		}
	
	function preload(name,url)
		{
		eval(name+' = new Image()');
		eval(name+'.src = "'+url+'"');
		}

	function resize()
		{
		if (isNN)
			{
			location.reload()
			}
		}

	var newWin=null;
	function popup(url)
		{
		if (newWin!=null)
			{
				newWin.close();
			}
		newWin=window.open(url,'win2','width=800,height=600,scrollbars,dependent,resizable,status');
		newWin.focus();
		}

	function hi(oPic)
		{
		if (isIE)
			{
			theobject=oPic;
			theobject.style.filter="invert()";
			return true;
			}
		}

	function lo(oPic)
		{
		if (isIE)
			{
			theobject=oPic;
			theobject.style.filter="";
			return true;
			}
		}

	function anim(name1, name2)
		{	
		document.images[name1].src = eval(name2 + ".src");
		}

/* change the location of these when uploading... */		
	preload('home','http://leftfield-online.co.uk/images/nav/home.gif');
	preload('home_hi','http://leftfield-online.co.uk/images/nav/home_hi.gif');
	preload('news','http://leftfield-online.co.uk/images/nav/news.gif');
	preload('news_hi','http://leftfield-online.co.uk/images/nav/news_hi.gif');
	preload('disc','http://leftfield-online.co.uk/images/nav/discography.gif');
	preload('disc_hi','http://leftfield-online.co.uk/images/nav/discography_hi.gif');
	preload('arti','http://leftfield-online.co.uk/images/nav/articles.gif');
	preload('arti_hi','http://leftfield-online.co.uk/images/nav/articles_hi.gif');
	preload('revi','http://leftfield-online.co.uk/images/nav/reviews.gif');
	preload('revi_hi','http://leftfield-online.co.uk/images/nav/reviews_hi.gif');
	preload('faq','http://leftfield-online.co.uk/images/nav/faq.gif');
	preload('faq_hi','http://leftfield-online.co.uk/images/nav/faq_hi.gif');
	preload ('blank','http://leftfield-online.co.uk/images/1.gif');
	preload ('up1','http://leftfield-online.co.uk/images/nav/tp1.gif');
	preload ('up2','http://leftfield-online.co.uk/images/nav/tp2.gif');