function hide_product_images() {
if (document.getElementById("productimage0") != undefined) document.getElementById("productimage0").className = "productimage-hidden";
if (document.getElementById("productimage1") != undefined) document.getElementById("productimage1").className = "productimage-hidden";
if (document.getElementById("productimage2") != undefined) document.getElementById("productimage2").className = "productimage-hidden";
if (document.getElementById("productimage3") != undefined) document.getElementById("productimage3").className = "productimage-hidden";
if (document.getElementById("productimage4") != undefined) document.getElementById("productimage4").className = "productimage-hidden";
if (document.getElementById("productimage5") != undefined) document.getElementById("productimage5").className = "productimage-hidden";
}
function show_product_image(name) {
	document.getElementById(name).className = "productimage-normal";
}
show_product_image("productimage0");