// preload images
function preload(imgObj,imgSrc) {
	if (document.images) {
		eval(imgObj+' = new Image()')
		eval(imgObj+'.src = "'+imgSrc+'"')
	}
}

// image flipper
function changeImage(layer,imgName,imgObj) {
	if (document.images) {
		if (document.layers && layer!=null) eval('document.'+layer+'.document.images["'+imgName+'"].src = '+imgObj+'.src')
		else document.images[imgName].src = eval(imgObj+".src")
	}
}

<!--
preload('bg','../images/bg.gif');
preload('t','../images/t.gif');
preload('l','../images/l.gif');
preload('r','../images/r.gif');
preload('copyright','../images/copyright.gif');
preload('j1','../images/j-1.gif');
preload('j2','../images/j-2.gif');
preload('j3','../images/j-3.gif');
preload('j4','../images/j-4.gif');
preload('bt','../images/b-t.gif');
preload('bl','../images/b-l.gif');
preload('br','../images/b-r.gif');
preload('bb','../images/b-b.gif');

preload('mainsmalloff','../images/main-small.gif');
preload('gallerysmalloff','../images/gallery-small.gif');
preload('newssmalloff','../images/news-small.gif');
preload('aboutussmalloff','../images/aboutus-small.gif');
preload('contactsmalloff','../images/contact-small.gif');
preload('designsmalloff','../images/design-small.gif');
preload('servicessmalloff','../images/services-small.gif');
preload('friendssmalloff','../images/friends-small.gif');
preload('linkssmalloff','../images/links-small.gif');

preload('mainsmallon','../images/main-small-on.gif');
preload('gallerysmallon','../images/gallery-small-on.gif');
preload('newssmallon','../images/news-small-on.gif');
preload('aboutussmallon','../images/aboutus-small-on.gif');
preload('contactsmallon','../images/contact-small-on.gif');
preload('designsmallon','../images/design-small-on.gif');
preload('servicessmallon','../images/services-small-on.gif');
preload('friendssmallon','../images/friends-small-on.gif');
preload('linkssmallon','../images/links-small-on.gif');

preload('galleryon','../images/gallery-on.gif');
preload('newson','../images/news-on.gif');
preload('aboutuson','../images/aboutus-on.gif');
preload('contacton','../images/contact-on.gif');
preload('designon','../images/design-on.gif');
preload('serviceson','../images/services-on.gif');
preload('friendson','../images/friends-on.gif');
preload('linkson','../images/links-on.gif');

preload('screenoff','../images/art81-logo-on.gif');
preload('screen1','../images/design-screen.gif');
preload('screen2','../images/gallery-screen.gif');
preload('screen3','../images/services-screen.gif');
preload('screen4','../images/aboutus-screen.gif');
preload('screen5','../images/contact-screen.gif');
preload('screen6','../images/friends-screen.gif');
preload('screen7','../images/news-screen.gif');
preload('screen8','../images/links-screen.gif');