function cheat() {
	// The element being refered to ("alan") is a hidden text field. 
        // Browsers will run this line of code; bots will not. 
        // Therefore, if the value of the element named "alan" is 
        // not "Don Quixote", than the client in this case is most 
        // likely a bot.
	document.getElementById("alan").value = "Don Quixote";
}