myMenu = {
	toggle : function(obj) {
		try {
			var parent = obj.parentNode;
			if (parent.className.match('opened')) {
				parent.className = parent.className.replace(/opened/, 'closed');
				obj.innerHTML = obj.innerHTML.replace(/\-/, '+');
			} else if (parent.className.match('closed')) {
				parent.className = parent.className.replace(/closed/, 'opened');
				obj.innerHTML = obj.innerHTML.replace(/\+/, '-');
			}
		} catch (e) {
		}
		return false;
	},
    popwindow : function(obj, width, height) {
        window.open(obj.href, obj.target, 'width=' + width + ',height=' + height + ',menubar=no');
        return false;
    }
};