<!-- To hide it from older browsers
if (document.images) {

home_Off		= new Image;
home_On			= new Image;
philosophy_Off		= new Image;
philosophy_On		= new Image;
portfolio_Off		= new Image;
portfolio_On		= new Image;
contact_Off		= new Image;
contact_On		= new Image;

home_Off.src		= 'Graphics/home-Off.jpg';
home_On.src		= 'Graphics/home-On.jpg';
philosophy_Off.src	= 'Graphics/philosophy-Off.jpg';
philosophy_On.src	= 'Graphics/philosophy-On.jpg';
portfolio_Off.src	= 'Graphics/portfolio-Off.jpg';
portfolio_On.src	= 'Graphics/portfolio-On.jpg';
contact_Off.src		= 'Graphics/contact-Off.jpg';
contact_On.src		= 'Graphics/contact-On.jpg';

} else {

home_Off		= '';
home_On			= '';
philosophy_Off		= '';
philosophy_On		= '';
portfolio_Off		= '';
portfolio_On		= '';
contact_Off		= '';
contact_On		= '';

document.links		= '';
}

function onHome() {
   document.HomeLink.src		= home_On.src;
}

function offHome() {
      document.HomeLink.src		= home_Off.src;
}

function onPhilosophy() {
   document.PhilosophyLink.src		= philosophy_On.src;
}

function offPhilosophy() {
      document.PhilosophyLink.src	= philosophy_Off.src;
}

function onPortfolio() {
   document.PortfolioLink.src		= portfolio_On.src;
}

function offPortfolio() {
   document.PortfolioLink.src		= portfolio_Off.src;
}

function onContact() {
   document.ContactLink.src		= contact_On.src;
}

function offContact() {
   document.ContactLink.src		= contact_Off.src;
} 
// -->