Fix: game could be launched multiple times

poketest.js

@@ -84,6 +84,7 @@ $(document).ready(function() {
 		{
 			$('article #game').fadeToggle('quick', function()
 			{
+				document.removeEventListener('keydown', funcListener);
 				$('article #container').append('<div id="score"><div id="top_game"><h1 class="whois"></h1><h1 class="chrono"></h1></div></div>');
 				$('article #container #score').append('<p class="pokemon"></p><div id="answers"></div>');
 				generations();