var NodeUtil = new Object ();NodeUtil.replaceImage = function (id, src) {	var img = document.getElementById (id);	var i = img.cloneNode (true);	i.setAttribute ("src", src);	var parent = img.parentNode;	parent.replaceChild (i, img);	return i;}// ============================================================var Swatches = new Object ();Swatches.activeView = null;Swatches.show = function (anchor) {	if (!document.getElementById) return true;	if (!this.currentview) this.currentview = document.getElementById ("pnav_n01");	this.currentview.className = "original-view";	this.currentview = anchor.parentNode;	this.currentview.className = "current-view";	NodeUtil.replaceImage ("product", anchor.href);	return false;}