function preloadImages()
{
	var home_over = document.createElement("img");
	home_over.src = 'http://www.dhsvic.com.au/images/navbar/home-over.gif';
	var aboutus_over = document.createElement("img");
	aboutus_over.src = 'http://www.dhsvic.com.au/images/navbar/aboutus-over.gif';
	var suppliers_over = document.createElement("img");
	suppliers_over.src = 'http://www.dhsvic.com.au/images/navbar/suppliers-over.gif';
	var forms_over = document.createElement("img");
	forms_over.src = 'http://www.dhsvic.com.au/images/navbar/forms-over.gif';
	var contact_over = document.createElement("img");
	contact_over.src = 'http://www.dhsvic.com.au/images/navbar/contact-over.gif';
}