function btnGo_clicked()
	{	       	      
		
		var age = parseInt(prompt("Please enter your age:")); //to get an anwser back we need a variable
		if (age == null || isNaN(age))
			alert("Please enter a value.");
		else if (age >= 18)
			alert("You are able to vote and server on a jury!");
		else
			alert("You cannot vote.");
		
			
	}