function ID(id){
	if(document.getElementById) return document.getElementById(id);
	else if(document.layers) return document.id;
	else return document.all.id;
}
function getXMLHttpRequest(aff){
	var httpRequestM = null; 
	if (window.XMLHttpRequest)// Firefox
 		httpRequestM = new XMLHttpRequest();
	else if(window.ActiveXObject){// Internet Explorer
		try{httpRequestM = new ActiveXObject("Msxml2.XMLHTTP");
		}catch(e){
			try{httpRequestM = new ActiveXObject("Microsoft.XMLHTTP");
			}catch(e){if(aff) alert("Impossible de communiquer avec le serveur !");}
		}
	}else// XMLHttpRequest non supporté par le navigateur   
		alert("Votre navigateur ne supporte pas les objets XMLHTTPRequest...");
	return httpRequestM;
}
function ajax(url,post,cible){
	var httpRequestM = getXMLHttpRequest(true);
	httpRequestM.open("post", url , true );
	httpRequestM.onreadystatechange = function(){   
		if(httpRequestM.readyState==4){
			if(httpRequestM.status==200)
				cible.innerHTML = httpRequestM.responseText;
			else alert("Erreur : "+httpRequestM.status);
		} 
	}
	httpRequestM.setRequestHeader("Content-type","application/x-www-form-urlencoded");
	httpRequestM.send(post);
}
function centrerpopup (page,nom,largeur,hauteur,options) {
	var top=(screen.height-hauteur)/2; 
	var left=(screen.width-largeur)/2;
	fenCent=window.open (page,nom,"top="+top+", left="+left+", width="+largeur+", height="+hauteur+","+options);
}
function ZoomImageRX(cible){
	var top=(screen.height-300)/2; 
	var left=(screen.width-300)/2;
	fenCent=window.open("/outils/ZoomImageRX.php?i="+window.document.getElementById(cible).src,"","resizable=1, top="+top+", left="+left+", width=300, height=300");
}
function MM_swapImgRestore() { //v3.0
  var i,x,a=document.MM_sr; for(i=0;a&&i<a.length&&(x=a[i])&&x.oSrc;i++) x.src=x.oSrc;
}
function MM_preloadImages() { //v3.0
	var d=document; if(d.images){ if(!d.MM_p) d.MM_p=new Array();
	var i,j=d.MM_p.length,a=MM_preloadImages.arguments; for(i=0; i<a.length; i++)
	if (a[i].indexOf("#")!=0){ d.MM_p[j]=new Image; d.MM_p[j++].src=a[i];}}
}

function MM_findObj(n, d) { //v4.01
	var p,i,x;  if(!d) d=document; if((p=n.indexOf("?"))>0&&parent.frames.length) {
	d=parent.frames[n.substring(p+1)].document; n=n.substring(0,p);}
	if(!(x=d[n])&&d.all) x=d.all[n]; for (i=0;!x&&i<d.forms.length;i++) x=d.forms[i][n];
	for(i=0;!x&&d.layers&&i<d.layers.length;i++) x=MM_findObj(n,d.layers[i].document);
	if(!x && d.getElementById) x=d.getElementById(n); return x;
}

function MM_swapImage() { //v3.0
	var i,j=0,x,a=MM_swapImage.arguments; document.MM_sr=new Array; for(i=0;i<(a.length-2);i+=3)
	if ((x=MM_findObj(a[i]))!=null){document.MM_sr[j++]=x; if(!x.oSrc) x.oSrc=x.src; x.src=a[i+2];}
}
function popupcentree(page,largeur,hauteur,options) {     
	var top=(screen.height-hauteur)/2;     
	var left=(screen.width-largeur)/2;     
	window.open(page,"","top="+top+",left="+left+",width="+largeur+",height="+hauteur+","+options);
}
// fonction qui cache et fait redescendre les infos. utiliserdans la fiche produit -----
function ShowHide(id) {
   var itm = null;
   if (document.getElementById)
   {
    itm = document.getElementById(id) ;
   }
   else if (document.all)
   {
    itm = document.all[id];
   }
   else if (document.layers)
   {
     itm = document.layers[id];
   }

   if (!itm) return;
   if (itm.style)
   {
    if (itm.style.display == "none" )
    {
      itm.style.display = "" ;
    }
    else
    {
      itm.style.display = "none" ;
    }
   }
   else
   {
     itm.visibility = "show" ;
   }
}

// AJAX 2 ------------------------------------------------------
/**
	 * Permet d'envoyer des données en GET ou POST en utilisant les XmlHttpRequest
	 */
	function sendData(param, page)
	{
		if(document.all)
		{
			//Internet Explorer
			var XhrObj = new ActiveXObject("Microsoft.XMLHTTP") ;
		}//fin if
		else
		{
		    //Mozilla
			var XhrObj = new XMLHttpRequest();
		}//fin else

		//définition de l'endroit d'affichage:
		var content = document.getElementById("contenu");
		
		XhrObj.open("POST", page);

		//Ok pour la page cible
		XhrObj.onreadystatechange = function()
		{
			if (XhrObj.readyState == 4 && XhrObj.status == 200)
				content.innerHTML = XhrObj.responseText ;
		}

		XhrObj.setRequestHeader('Content-Type','application/x-www-form-urlencoded');
		XhrObj.send(param);
		
	}//fin fonction SendData
	
	
var xhr = null; 
	 
function getXhr(){
	if(window.XMLHttpRequest) // Firefox et autres
		 xhr = new XMLHttpRequest(); 
	
	else if(window.ActiveXObject){ // Internet Explorer 
		    try { xhr = new ActiveXObject("Msxml2.XMLHTTP"); } 
			catch (e) { xhr = new ActiveXObject("Microsoft.XMLHTTP"); }
	
	} else { // XMLHttpRequest non supporté par le navigateur 
			 alert("Votre navigateur ne supporte pas les objets XMLHTTPRequest..."); 
			  xhr = false; 
	} 
}