$.addFavorite = function (url, title) {
	if (window.sidebar)
		window.sidebar.addPanel(title, url, "");
	else if (window.external)
		window.external.AddFavorite(url, title);
	else
		alert("Please press Ctrl-D to bookmark");
}
$.isEmail = function (address) {
	return /^[\w\.\-]+@[\w\-]+(\.[\w\-]+)+$/.test(address);
};