var request = null;

// This function loads the specified URL and inserts the result of it (or an error message)
// into the "content" div.  It uses a synchronous XMLHTTPRequest to do so and returns false
// if an error occurs loading the URL.
function favori(id_user, id_prenom, do2)
{
	url = '/index.php?do=favori&do2=' + do2 + '&id_user=' + id_user + '&id_prenom=' + id_prenom;
	div = 'favori';
	
	// Variable for response content
	var content = '';
	
	// Return value
	var value = false;
	
	// Create an XMLHttpRequest object or ActiveX control
	if (window.XMLHttpRequest) 
	{
		request = new XMLHttpRequest();
	}
	else if (window.ActiveXObject)
	{
		request = new ActiveXObject("Microsoft.XMLHTTP");
	}
	
	// If XMLHTTPRequest is supported
	if (request)
	{
		// Set up synchronous request
		request.open("GET", url, false);
		
		// Send synchronous request
		request.send(null);
		
		// Check the status
		if (request.status == 200)
		{
			// Success
			content = request.responseText;
			value = true;
		}
		else
		{
			// Error
			content = 'Error: ' + request.status + ' ' + request.statusText;
		}
	}
	
	// Set the contents of the div
	document.getElementById(div).innerHTML = content;
	
	if(id_prenom){
		document.getElementById('yes' + id_prenom).checked = true;
	}
	
	return value;
}