var navifolder = "../images.two.state/"; 
		
	var productpagebuttonslo = new Array(productpageimages.length);
	var productpagebuttonshi = new Array(productpageimages.length);

	for (i = 0;  i < productpageimages.length;  i++) {
		productpagebuttonslo[productpageimages[i]] = new Image();
		productpagebuttonslo[productpageimages[i]].src = navifolder + productpageimages[i] + "lo.png";
		productpagebuttonshi[productpageimages[i]] = new Image();
		productpagebuttonshi[productpageimages[i]].src = navifolder + productpageimages[i] + "hi.png";
	}
    
    function productpagehi(name) {
        document.images[name].src = productpagebuttonshi[name].src;
        return true;
    }
    function productpagelo(name) {
        document.images[name].src = productpagebuttonslo[name].src;
        return true;
    }