		transition: function(el, action, options, callback) {
			callback = callback==undefined ? $.noop : callback;
			switch (options.type) {
				case 'fade':
					action=='show' ? el.fadeIn(options.speed, callback) : el.fadeOut(options.speed, callback);
					break;
				case 'none':
					action=='show' ? el.show() : el.hide();
					callback();
					break;
			}
		},
The web application does not, or can not, sufficiently verify whether a well-formed, valid, consistent request was intentionally provided by the user who submitted the request.