function avis_produit(id, user, root, chemin)
{
	var arrayPageSize = getPageSize();
	Element.setWidth('overlay', arrayPageSize[0]);
	Element.setHeight('overlay', arrayPageSize[1]);
	new Effect.Appear('overlay', { duration: overlayDuration, from: 0.0, to: overlayOpacity });
	hideFlash();

	var filename = root+"ajax_product_rating.php";
	xhr_object = createRequestObject();
	
	data = "productId="+id+"&user="+user+"&chemin="+chemin;
	filename += "?"+data;
		
	xhr_object.open("GET", filename, true); 	
	xhr_object.send(null);
	xhr_object.onreadystatechange = function()
	{ 
		if(xhr_object.readyState == 4)
		{ 
			document.getElementById('popup_contenu').innerHTML = xhr_object.responseText;
			document.getElementById('popup_css').style.display = "block";
		} 
	}
}

function recup_merchant(merchand, user , root){

	var xhr_object = null; 
	var filename = root+"user_rating.php";
	var data =null;
	if(window.XMLHttpRequest) // Firefox 
	   xhr_object = new XMLHttpRequest(); 
	else if(window.ActiveXObject) // Internet Explorer 
	   xhr_object = new ActiveXObject("Microsoft.XMLHTTP"); 
	else { // XMLHttpRequest non supporté par le navigateur 
	   alert("Votre navigateur ne supporte pas les objets XMLHTTPRequest..."); 
	   return; 
	} 

	if(merchand != '')
		data = "userId="+user+"&merchandId="+merchand;
	if(data != null){
		filename += "?"+data;
		data = null;

	}

	xhr_object.open("GET", filename, true); 	
	xhr_object.send(null);
	xhr_object.onreadystatechange = function() { 
	   if(xhr_object.readyState == 4) { 
		  document.getElementById('contenu').innerHTML = xhr_object.responseText;
	  } 
	}
pop('eval');
		
} // JavaScript Document
function closePopup()
{
	myLightbox.end();
	document.getElementById('popup_css').style.display = "none";
}