<!DOCTYPE html>
<html>
 <head>
 <title>Hello World</title>
 <script src="https://www.rgraph.net/libraries/RGraph.common.core.js" ></script>
 <script src="https://www.rgraph.net/libraries/RGraph.thermometer.js" ></script>
 </head>
 <body>
 <div>temp=<spam id='temp'></spam>°C</div>
 <div id='humi'></div>
 <div id='led1'></div>
 
 
 <script>
function lancerRequete(){
 var maRequete = null; //initialiser l'objet
 
 //déclare l'objet requete
 if(window.XMLHttpRequest){
 maRequete = new XMLHttpRequest();
 }
 
 //url du serveur
 var url = "http://sciencesappliquees.com/templates/php/json.php";
 
 //Choisir le type de requete
 maRequete.open("GET", url, true);
 
//gestion de la reponse du serveur
 maRequete.onreadystatechange = function(){
 if(maRequete.readyState == 4){
 //affiche la réponse du serveur
 //alert(maRequete.responseText);
 var data = JSON.parse(maRequete.responseText);
 document.getElementById('temp').innerHTML = data.temp;
 document.getElementById('humi').innerHTML = data.humi;
 document.getElementById('led1').innerHTML = data.led1;
}
 }
//envoyer la requete au serveur
 maRequete.send();
 
 //relance la fonction au bout de 2 secondes
 setTimeout('lancerRequete()', 1000);
 }
 //lance la fonction 
 lancerRequete();
</script>
 </body>
</html>
	
   
      
	
    		
 