===================================================================
--- original.js
+++ change.js
@@ -236,9 +236,9 @@
 
 /**** 
 * Game Code
 ****/ 
-// Button class for creating buttons in the game
+//var wordsMainListTest = ["AARDVARK", "ALBATROSS", "ALLIGATOR", "ALPACA", "ANT"]; //The real main list is at the end
 /**** 
 * GAME DESCRIPTION:
 * Game Principle:
 	* -There is a board filled with letters, where the player selects letters from a partially filled grid.
@@ -266,9 +266,9 @@
 	* If the word is not valid, the letters forming the word are returned to their original position in the grid.
 	* A new word appears randomly within the grid to empty spaces.
 	* If there is no more space in the grid, the game is over.
 ****/ 
-//var wordsMainListTest = ["AARDVARK", "ALBATROSS", "ALLIGATOR", "ALPACA", "ANT"]; //The real main list is at the end
+// Button class for creating buttons in the game
 var usaStates = ["ALABAMA", "ALASKA", "ARIZONA", "ARKANSAS", "CALIFORNIA", "COLORADO", "CONNECTICUT", "DELAWARE", "FLORIDA", "GEORGIA", "HAWAII", "IDAHO", "ILLINOIS", "INDIANA", "IOWA", "KANSAS", "KENTUCKY", "LOUISIANA", "MAINE", "MARYLAND", "MASSACHUSETTS", "MICHIGAN", "MINNESOTA", "MISSISSIPPI", "MISSOURI", "MONTANA", "NEBRASKA", "NEVADA", "NEW-HAMPSHIRE", "NEW-JERSEY", "NEW-MEXICO", "NEW-YORK", "NORTH-CAROLINA", "NORTH-DAKOTA", "OHIO", "OKLAHOMA", "OREGON", "PENNSYLVANIA", "RHODE-ISLAND", "SOUTH-CAROLINA", "SOUTH-DAKOTA", "TENNESSEE", "TEXAS", "UTAH", "VERMONT", "VIRGINIA", "WASHINGTON", "WEST-VIRGINIA", "WISCONSIN", "WYOMING"];
 var europeanCapitales = ["AMSTERDAM", "ANDORRA-LA-VELLA", "ANKARA", "ATHENS", "BELGRADE", "BERLIN", "BERN", "BRATISLAVA", "BRUSSELS", "BUCHAREST", "BUDAPEST", "CHISINAU", "COPENHAGEN", "DUBLIN", "HELSINKI", "KIEV", "LISBON", "LJUBLJANA", "LONDON", "LUXEMBOURG", "MADRID", "MINSK", "MONACO", "MOSCOW", "NICOSIA", "OSLO", "PARIS", "PODGORICA", "PRAGUE", "REYKJAVIK", "RIGA", "ROME", "SAN-MARINO", "SARAJEVO", "SKOPJE", "SOFIA", "STOCKHOLM", "TALLINN", "TBILISI", "TIRANA", "VADUZ", "VALLETTA", "VIENNA", "VILNIUS", "WARSAW", "ZAGREB"];
 var planetesNsatellites = ["SUN", "MERCURY", "VENUS", "EARTH", "MOON", "MARS", "PHOBOS", "DEIMOS", "JUPITER", "IO", "EUROPA", "GANYMEDE", "CALLISTO", "SATURN", "TITAN", "MIMAS", "ENCELADUS", "TETHYS", "DIONE", "RHEA", "HYPERION", "LAPETUS", "PHOEBE", "URANUS", "PUCK", "MIRANDA", "ARIEL", "UMBRIEL", "TITANIA", "OBERON", "NEPTUNE", "TRITON", "PROTEUS", "NEREID", "PLUTO", "CHARON"];
 var scoreTest = 0; // Define scoreTest variable
@@ -341,8 +341,9 @@
 var isWordValid = false; //Indique si le mot formé est valide
 setMainWordsList(planetesNsatellites);
 var validateButton = null;
 setValidateButton('buttonValidate');
+var clueLevel = 0; //Niveau d'indice
 var clueButton = new Button('', {});
 setClueButton('buttonClue');
 /**** 
 * Functions
@@ -409,26 +410,57 @@
 	game.addChild(validateButton);
 } //Fin de la fonction setValidateButton
 //Fonction onClickClueButton : permet de donner un indice au joueur
 function onClickClueButton() {
-	return; //Pas encore implémenté
+	switch (clueLevel) {
+		case 0:
+			scoreTest = "clue level 0";
+			//Si il n'y a qu'un seul mot dans la liste principale : on selectionne la première lettre du mot
+			//Si il y a plusieurs mots : on change la couleur des lettres des mots de la liste principale (mainGrid.words)
+			if (wordsMainList.length == 1) {
+				var firstLetter = wordsMainList[0][0];
+				for (var i = 0; i < mainGrid.gridLines; i++) {
+					for (var j = 0; j < mainGrid.gridColumns; j++) {
+						if (mainGrid.cells[i][j].letter == firstLetter) {
+							mainGrid.cells[i][j].setColorToLetter("#00FF00");
+						}
+					}
+				}
+			}
+			if (wordsMainList.length > 1) {
+				for (var i = 0; i < mainGrid.gridLines; i++) {
+					for (var j = 0; j < mainGrid.gridColumns; j++) {
+						if (mainGrid.words.includes(mainGrid.cells[i][j].letter)) {
+							mainGrid.cells[i][j].setColorToLetter("#00FF00");
+						}
+					}
+				}
+			}
+			break;
+		case 1:
+			scoreTest = "clue level 1";
+			//a definir
+			break;
+	} //Fin du switch
+	clueLevel++;
 } //Fin de la fonction onClickClueButton
 //Fonction setClueButton : permet de définir le bouton d'indice
 function setClueButton(asset) {
 	clueButton = new Button('', {
 		assetName: asset,
 		x: game.width / 2 - 350,
 		y: 150,
 		// Set a default y position
-		width: 100,
-		height: 100,
+		width: 200,
+		height: 200,
 		fill: "#00FF00",
 		text: {
 			size: 50,
 			fill: "#000000"
 		},
 		onClick: onClickClueButton
 	});
+	clueButton.x = game.width - clueButton.width; // Adjust x position after initialization
 	clueButton.y = clueButton.height / 2; // Adjust y position after initialization
 	game.addChild(clueButton);
 } //Fin de la fonction setClueButton
 //Fonction initWordGrid : permet d'initialiser la grille des lettres formant le mot
@@ -497,9 +529,8 @@
 /**** 
 * Main loop
 ****/ 
 game.update = function () {
-	scoreTest = wordGrid.width;
 	updateScoreTest(scoreTest);
 	updateScore(score);
 	//Recherche de la lettre cliquée dans la mainGrid et ajout de la lettre à la liste des lettres formant le mot
 	for (var i = 0; i < mainGrid.gridLines; i++) {