function charger(nom_page)
{
	$('#contenu').css({display:'none'}); $('#contenu').html('<div style="padding:10px;height:110px;text-align:center;"><img src="images/chargement.gif" alt="chargement" style="margin-top:40px;"/></div>'); $("#contenu").fadeIn(100);
	var xhr = getXMLHttpRequest();
	if(xhr && xhr.readyState != 0) { xhr.abort(); }
	xhr.onreadystatechange = function()
	{
		if(xhr.readyState == 4 && xhr.status == 200)
		{
			$('#contenu').css({display:'none'}); $('#contenu').html(xhr.responseText); $("#contenu").slideDown(700);
		}
		else if (xhr.status == 404) { document.getElementById('contenu').innerHTML = '<div style="height:80px;padding-top:60px;font-size:15px;text-align:center;">Page Inexistante !</div>'; }
		else if (xhr.status == 500) { document.getElementById('contenu').innerHTML = '<div style="height:80px;padding-top:60px;font-size:15px;text-align:center;">Erreur coté serveur, veuillez actualiser la page.</div>'; }
		else
		{ 
			document.getElementById('contenu').innerHTML = '<div style="padding:10px;height:110px;text-align:center;"><img src="images/chargement.gif" alt="chargement" style="margin-top:40px;"/></div>';
		}
	} 
	xhr.open("GET", "deconnecte/"+nom_page+".php", true);
    xhr.send(null);
}