===================================================================
--- original.js
+++ change.js
@@ -354,8 +354,11 @@
 var globalSpeedPerLine = [-10, -10];
 var colorsArray = [0x1188FF, 0xFF0000, 0x00FF00, 0xFFFF00, 0xFF00FF, 0x00FFFF, 0xFFFFFF, 0xFF8811];
 var isDebug = true;
 var debugMarker;
+// UI
+var startText;
+var startButton;
 /****************************************************************************************** */ 
 /************************************** POSTURES ****************************************** */
 /****************************************************************************************** */ 
 var idlePosture = {
@@ -400,10 +403,11 @@
 /****************************************************************************************** */ 
 /************************************** INPUT HANDLERS ************************************ */
 /****************************************************************************************** */ 
 // Touch event to make the athlete jump
-game.on('down', function () {
-	athlete.jump();
+startButton.on('down', function () {
+	cleanMenuState();
+	gameState = GAME_STATE.PLAYING;
 });
 /****************************************************************************************** */ 
 /************************************* AI FUNCTIONS *************************************** */
 /****************************************************************************************** */ 
@@ -453,20 +457,20 @@
 		opponents[i] = game.addChild(new Athlete(i + 1));
 		opponents[i].restore();
 	}
 	// Add Button in the center of the screen
-	var startButton = LK.getAsset('button', {
+	startButton = LK.getAsset('button', {
 		anchorX: 0.5,
 		// Center the button horizontally
 		anchorY: 0.5,
 		// Center the button vertically
 		x: 2048 / 2,
 		// Position horizontally in the center
-		y: 2732 / 2 - 150 // Position vertically above the start text
+		y: 2732 / 2 // Position vertically above the start text
 	});
 	game.addChild(startButton);
 	// Add Start Text in the center of the screen
-	var startText = new Text2('START', {
+	startText = new Text2('START', {
 		size: 200,
 		fill: "#ffffff" // White color for better visibility
 	});
 	startText.anchor.set(0.5, 0.5); // Center the text horizontally and vertically
@@ -505,8 +509,12 @@
 	game.addChild(athlete);
 	// Check for collisions
 	checkForCollisions();
 }
+function cleanMenuState() {
+	game.removeChild(startText);
+	game.removeChild(startButton);
+}
 /****************************************************************************************** */ 
 /************************************** GAME FUNCTIONS ************************************ */
 /****************************************************************************************** */ 
 function updateTracks() {