function popUp(URL,width,height) {
   window.open(URL, 'cvv2', 'toolbar=0,scrollbars=0,location=0,statusbar=0,menubar=0,resizable=0,width='+width+',height='+height);
}
function toggleShipping(){
    var chb = document.getElementById('chbShipping');
    if(chb.checked == true) document.getElementById('shipping-address').style.display = 'block';
    else  document.getElementById('shipping-address').style.display = 'none';
    
}

startList = function() {
	if (document.all&&document.getElementById) {
		navRoot = document.getElementById("nav");
		for (i=0; i<navRoot.childNodes.length; i++) {
			node = navRoot.childNodes[i];
			if (node.nodeName=="LI") {
				node.onmouseover=function() {
					this.className+=" over";
				}
				node.onmouseout=function() {
					this.className=this.className.replace(" over", "");
				}
			}
		}
	}
}

window.onload=startList;