sfHover = function() {
	var sfEls = document.getElementById("nav").getElementsByTagName("LI");
	for (var i=0; i<sfEls.length; i++) {
		sfEls[i].onmouseover=function() {
			this.className+=" sfhover";
		}
		sfEls[i].onmouseout=function() {
			this.className=this.className.replace(new RegExp(" sfhover\\b"), "");
		}
	}
}
if (window.attachEvent) window.attachEvent("onload", sfHover);

function itemWindow(id) {
	var url = 'item.php?itemid=' + id;
	window.open(url, "", "status=0, toolbar=0, location=0, menubar=0, resizable=1, scrollbars=1, height=500, width=500");
}

function printCoupon() {
	var url = 'coupon.php';
	window.open(url, "", "status=0, toolbar=0, location=0, menubar=0, resizable=1, scrollbars=1, height=300, width=650");
}