<script type="text/javascript">
	try {
	  document.execCommand("BackgroundImageCache", false, true);
	} catch(err) {}

	function autoTab(e) {
		if(this.value.length == this.getAttribute("maxlength") && 
			e.KeyCode != 8 && e.keyCode != 16 && e.keyCode != 9) {
				new Field.activate(findNextElement(this.getAttribute("tabindex")));
			}
	}

	function findNextElement(index) {
		elements = new Form.getElements('shippingInfo');
		for(i = 0; i < elements.length; i++) {
			element = elements[i];
			if(parseInt(element.getAttribute("tabindex")) == (parseInt(index) + 1)) {
				return element;
			}
		}
		return elements[0];
	}

</script>