function addfavorite (shopid) {
	if (!is_numeric(shopid)) {
		alert('ÎÞÐ§µÄÉÌÆÌ');
		return;
	}
	$.post(siteurl+'ajax.php', { action:"addfavorite",shopid:shopid }, function(result) {
		myAlert(result);
	});
}