Line 4:
Line 4:
 
	$(this).addClass('selected');
 	$(this).addClass('selected');
 	$(this).siblings().removeClass('selected');
 	$(this).siblings().removeClass('selected');
−
	var wagonSelection = this.wagonClass[0];
+
	var wagonSelection = this.classList[0];
 	alert("You selected " + wagonSelection);
 	alert("You selected " + wagonSelection);
 });
 });