function addcomment(first)
{	

	var xhr;
	if (window.XMLHttpRequest)                 //  Objet de la fenêtre courant
	{ 
		xhr = new XMLHttpRequest();     //  Firefox, Safari, ...
	} 
	else if (window.ActiveXObject)                    //  Version Active
	{
		xhr = new ActiveXObject("Microsoft.XMLHTTP");   // Internet Explorer 
	}


	                
	xhr.onreadystatechange = function()
	{ // instructions de traitement de la réponse 
		if (xhr.readyState == 4) 
		{	// Reçu, OK

			if(xhr.status  == 200)
			{
				document.getElementById("commentaires").innerHTML=xhr.responseText;
				if(first=="-1")
				{
					document.getElementById("formulaire").innerHTML="<br /><font color=\"red\">Message envoyé</font><input type=\"hidden\" name=\"question\" id=\"question\" value=\"\"><input type=\"hidden\" name=\"name\" id=\"name\" value=\"\"><input type=\"hidden\" name=\"comment\" id=\"comment\" value=\"\"><input type=\"hidden\" name=\"photo\" id=\"photo\" value=\"\">";  
				}
			}
			else
			{
                 document.getElementById("commentaires").innerHTML="Error code " + xhr.status;
			}
		} 
		else
		{	
			document.getElementById("commentaires").innerHTML="<center><img src=\"./includes/images/interface/loading.gif\" /></center>";
			if(first=="-1")
			{
				document.getElementById("formulaire2").innerHTML="<center><img src=\"./includes/images/interface/loading.gif\" /></center>";
			}
		}
	};

	// On enlève le ?
    param = window.location.search.slice(1,window.location.search.length);

    // On sépare le paramètres....
    // first[0] est de la forme param=valeur

    firstelement = param.split("&");

        second = firstelement[0].split("=");
        //second[1]; contient le nom du film !

xhr.open("POST", "postcomment.php",  true); 
xhr.setRequestHeader("Content-Type", "application/x-www-form-urlencoded"); 

var data =	"name="+document.getElementById("name").value+"&comment="+document.getElementById("comment").value+"&question="+document.getElementById("question").value+"&photo="+document.getElementById("photo").checked+"&movie="+second[1]+"&first="+first;

//var data = "name=name&comment=prout";
//var data = "name="+document.getElementById("name").value+"&comment="+document.getElementById("comment").value;
xhr.send(data);



}