var requete = null;

function creerRequete() {
    try {
        requete = new XMLHttpRequest();
    } catch (microsoft) {
        try {
            requete = new ActiveXObject('Msxml2.XMLHTTP');
        }
        catch(autremicrosoft) {
            try {
                requete = new ActiveXObject('Microsoft.XMLHTTP');
            } catch(echec) {
                requete = null;
            }
        }
    }
    if(requete == null) {
        alert('Impossible de créer l\'objet requête,\nVotre navigateur ne semble pas supporter les object XMLHttpRequest.');
    }
}
function page(catid) {
	creerRequete();
	var url = 'js/page.php?id='+catid;
	requete.open('GET', url, true);
	//document.getElementById('centre').innerHTML = requete.responseText;
	requete.onreadystatechange = function() {
		if(requete.readyState == 4) {
			if(requete.status == 200) {
				document.getElementById('centre').innerHTML = requete.responseText;
				setupZoom();
			//	Lightbox.init();
			}
		}
	};
	
	requete.send(null);
}
var Timer=null;
var Pas = 5;
function moveLayer6(Sens) {
	var Objet=document.getElementById("defil_anim_contenu");
    if(parseInt(Objet.style.left) + (Pas*Sens)>0)  {
		clearTimeout(Timer);
	}
	else if(parseInt(Objet.style.left) + (Pas*Sens)<-(Objet.offsetWidth-document.getElementById("defil_anim").offsetWidth)) {
		clearTimeout(Timer);
		
	}
    else {
        Objet.style.left = (parseInt(Objet.style.left) + (Pas*Sens)) + "px";
	}
	Timer = setTimeout("moveLayer6(" + Sens + ");", 30);
}
function resetField(theObj,strDefault){
	var curentValue = theObj.value;
	if(curentValue == strDefault){
		theObj.value = '';
	}
	else {
		return;
	}
}
function marqu(aa)
{
document.form_rech.action=aa+'?mm='+document.form_rech.marque.value;
document.form_rech.submit();
}