diff --git a/stupidIATictactoe.php b/stupidIATictactoe.php
index e0e82b5..4992bdc 100644
--- a/stupidIATictactoe.php
+++ b/stupidIATictactoe.php
@@ -1,27 +1,37 @@
 <?php
+//headers for permit CORS, 
+//This  permit me to test this bot,  using this web page
+//https://botsarena.tinad.fr/testBotScripts/tictactoe.html
 header('Access-Control-Allow-Origin: *');
 header('Access-Control-Allow-Methods: GET, POST'); 
 header('Access-Control-Allow-Headers: Origin, X-Requested-With, Content-Type, Accept');
 
-$cases=array("0-0","0-1","0-2","1-0","1-1","1-2","2-0","2-1","2-2");
-//remplir l'array
-$freeCases=array();
-foreach($cases as $case){
-	if (!isset($_GET[$case])){
+//get the query onto $message 
+$message=json_decode(file_get_contents('php://input'), TRUE);
+
+if($message['action'] == "init"){
+  //It's the init message
+  echo '{"name":"stupidAI"}';
+  die;
+}
+
+$cellsKeys=array("0-0","0-1","0-2","1-0","1-1","1-2","2-0","2-1","2-2");
+
+//list the free cells
+$freeCells=array();
+foreach($cellsKeys as $key){
+	if (!isset($message['board'][$key])){
 		echo "wrong parameters ".$case; die;
 	}
-	if($_GET[$case]==""){
-		$freeCases[]=$case;
+	if($message['board'][$key] == ""){
+		$freeCells[] = $key;
 	}
 }
-if(!isset($_GET['you'])){
-	echo "wrong parameters 2"; die;
-}
-//have all parameters lets play the game
-//Stupid IA, juste random
-if (count($freeCases)==0){
-	echo "error. la grille est déjà pleine enfoiré";
+
+if (count($freeCells) == 0){
+	echo "error. Board is full i can't play";
 	die;
 }
-shuffle($freeCases);
-echo $freeCases[0];
+//Stupid IA, juste random
+shuffle($freeCells);
+echo '{"play":"'.$freeCells[0].'"}';