MenuHandler =
{
	login : function (d) {
		var sie = document.getElementById('signin');
		if (sie.innerHTML != 'Sign Out') {
			d.show();
		} else {
			sie.innerHTML = 'Sign in';
		}
	},
		
	showMessage : function (f) {
		if (f.name == "width") {
			alert("Please input a digit greater than zero.");
		} else {
			alert("Please input a digit equal or greater than zero.");
		}
		return false;
	}
}