// PRELOAD THE MENU CSS IMAGES
if(document.images){
	pic1 = new Image(218,52);
	pic1.src="http://www.valuenews.com/images/menu/menu_top.png";
	pic2 = new Image(218,28);
	pic2.src="http://www.valuenews.com/images/menu/menu_bottom.png";
	pic3 = new Image(218,2);
	pic3.src="http://www.valuenews.com/images/menu/menu_middle.png";
	
	// FOR IE 6
	pic4 = new Image(218,52);
	pic4.src="http://www.valuenews.com/test_images/menu_top.gif";
	pic5 = new Image(218,28);
	pic5.src="http://www.valuenews.com/test_images/menu_bottom.gif";
	pic6 = new Image(218,2);
	pic6.src="http://www.valuenews.com/test_images/menu_middle.gif";
}
var sId, hId;
function showCouponList(id, element) {
	var mouseY = $('mouse_y').value;
	var showList = function() {
		var ajR = new Ajax.Request("../scripts/get_coupon_list.php", {
			method: 'post',
			parameters: { sp_categoryID: id },
			onSuccess: function(transport) {
				var couponList = transport.responseText;
				$('cl_middle').update(couponList);
				$('coupon_list').style.top = (parseInt(mouseY, 10) - 172) + 'px';
				$('coupon_list').show();
			}
		});
	};
	sId = showList.delay(0.5);
}
function hideCouponList() {
	window.clearTimeout(sId);
	var hideList = function() {
		$('coupon_list').hide();
	};
	hId = hideList.delay(0.5);
}
document.observe('dom:loaded', function() {
	document.observe('mousemove', function(event) {
		$('mouse_y').value = Event.pointerY(event); // up-down value
	});
	$('coupon_list').observe('mouseover', function() {
		window.clearTimeout(hId);
		$('coupon_list').show();
	});
	$('coupon_list').observe('mouseout', function() {
		hideCouponList();
	});
});