function roll(name,on)
{
	if(window.document.images) 
	{
		if (on)
			window.document.images[name].src = "/images/" + name + "-over.jpg";
		else
			window.document.images[name].src =  "/images/" + name + ".jpg";
	}
}

var myimages=new Array()
function preloadImages(){
for (i=0;i<preloadImages.arguments.length;i++){
myimages[i]=new Image()
myimages[i].src=preloadImages.arguments[i]
}
}


//Enter path of images to be preloaded inside parenthesis. Extend list as desired.
preloadImages("/images/home-over.jpg","/images/dog_food-over.jpg","/images/about-over.jpg","/images/order-over.jpg","/images/poultry-over.jpg","/images/products-over.jpg")