function preload(imgName,imgSrc){

		if (document.images){
			eval(imgName+ '= new Image()')
			eval(imgName+'.src = "'+imgSrc+'"')
			}
		}

// Main
	function init(){

		preload('button01off','images/home.gif')
		preload('button01on','images/home-on.gif')

		preload('button09off','images/about.gif')
		preload('button09on','images/about-on.gif')

		preload('button02off','images/tv.gif')
		preload('button02on','images/tv-on.gif')
	
		preload('button03off','images/publishing.gif')
		preload('button03on','images/publishing-on.gif')

		preload('button04off','images/archive.gif')
		preload('button04on','images/archive-on.gif')

		preload('button05off','images/contact.gif')
		preload('button05on','images/contact-on.gif')

// About

		preload('button16off','images/clients.gif')
		preload('button16on','images/clients-on.gif')

		preload('button17off','images/mo.gif')
		preload('button17on','images/mo-on.gif')

		preload('button08off','images/tv-biographies.gif')
		preload('button08on','images/tv-biographies-on.gif')

// TV

		preload('button06off','images/tv-recentprojects.gif')
		preload('button06on','images/tv-recentprojects-on.gif')

		preload('button07off','images/tv-videos.gif')
		preload('button07on','images/tv-videos-on.gif')

		preload('button18off','images/tv-iraq.gif')
		preload('button18on','images/tv-iraq-on.gif')

// Publishing

		preload('button11off','images/pub-beauty.gif')
		preload('button11on','images/pub-beauty-on.gif')

		preload('button12off','images/pub-journey.gif')
		preload('button12on','images/pub-journey-on.gif')
	
		preload('button13off','images/pub-spectrum.gif')
		preload('button13on','images/pub-spectrum-on.gif')

		preload('button14off','images/pub-magazines.gif')
		preload('button14on','images/pub-magazines-on.gif')

// Archive

		preload('button15off','images/archive-advertising.gif')
		preload('button15on','images/archive-advertising-on.gif')

// General

		preload('button19off','images/back.gif')
		preload('button19on','images/back-on.gif')

		preload('button20off','images/more.gif')
		preload('button20on','images/more-on.gif')


}


	ns4 = (document.layers)? true:false
	ie4 = (document.all)? true:false

	function img_act(imgName){
				
		if (document.images){
			imgOn = eval(imgName + "on.src");
			document [imgName].src = imgOn;
			//if (ns4) document.Nav.document [imgName].src = imgOn; else document [imgName].src = imgOn;
			}
		}

	function img_inact(imgName){
				
		if (document.images){
			imgOff = eval(imgName + "off.src");
			document [imgName].src = imgOff;
			//if (ns4) document.Nav.document [imgName].src = imgOff; else document [imgName].src = imgOff;
			}
		}