// JavaScript Document

<!--
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 MM_showHideLayers() { //v6.0
  var i,p,v,obj,args=MM_showHideLayers.arguments;
  for (i=0; i<(args.length-2); i+=3) if ((obj=MM_findObj(args[i]))!=null) { v=args[i+2];
    if (obj.style) { obj=obj.style; v=(v=='show')?'visible':(v=='hide')?'hidden':v; }
    obj.visibility=v; }
}
function ouvrirpopup(u,n,p) {
	window.open(u,n,p);
}
//-->

var ns4 = (document.layers)? true:false;   //NS 4 
var ie4 = (document.all)? true:false;   //IE 4 
var dom = (document.getElementById)? true:false;   //DOM 
var ajaxIO = false;
var isIE = false;
var compteur=0;
// on !IE we only have to initialize it once
if (window.XMLHttpRequest) {
	var ajaxIO = new XMLHttpRequest();
}

function ajax (ID_Anchor,action,id,Uid) {
	if (window.XMLHttpRequest) {
	// branch for IE/Windows ActiveX version
	} else if (window.ActiveXObject) {
		ajaxIO = new ActiveXObject("Microsoft.XMLHTTP");
	}
	// pas de param à ajaxAjout sinon erreur
	ajaxIO.onreadystatechange=ajaxAjout;
	ajaxIO.open("GET", "panier_ajax.php?action="+action+"&id="+id+"&id_user="+Uid+"");
	ajaxIO.send(null);
}
function ajaxAjout () {
	if (ajaxIO.readyState == 4) {
		document.getElementById('ajax_panier').innerHTML = ajaxIO.responseText;
		wait_opacity();	 
	} 
}
function oublie(id) {
		document.getElementById(id).style.left = 0+'px';
        document.getElementById(id).style.top = 0+'px';

}
function changeOpac(opacity, id) {
    var object = document.getElementById(id).style;
    object.opacity = (opacity / 100);
    object.MozOpacity = (opacity / 100);
    object.KhtmlOpacity = (opacity / 100);
    object.filter = "alpha(opacity=" + opacity + ")";
}
function opacity(id, opacStart, opacEnd, millisec) {
    //speed for each frame
    var speed = Math.round(millisec / 100);
    var timer = 0;
	
	if(opacStart > opacEnd) {
		for(i = opacStart; i >= opacEnd; i--) {
            setTimeout("changeOpac(" + i + ",'" + id + "')",(timer * speed));
            timer++;			
        }
		setTimeout("oublie('"+id+"')",millisec);
	} else if(opacStart < opacEnd) {
		for(i = opacStart; i <= opacEnd; i++) {
            setTimeout("changeOpac(" + i + ",'" + id + "')",(timer * speed));
            timer++;
        }
	}
}

function wait_opacity() {
  changeOpac(100, 'popajout');
  setTimeout("opacity('popajout',100,0,2000)",600);
}

function setToAnchor(ID_Anchor,Name_Anchor,ID_Div,action,id,Uid,page)
//Fonction permettant de positionner un DIV à une position occupée par une ancre
    {
var DivLeft = 0;   //Position du Div par rapport au côté gauche de la page 
var DivTop = 0;   //Position du Div par rapport au haut de la page 
    if (dom)
        {
        pos = document.getElementById(ID_Anchor);
        DivLeft = getLeft(pos);
        DivTop = getTop(pos);
		if (page=="result") { document.getElementById(ID_Div).style.left = DivLeft+500+'px';
		} else document.getElementById(ID_Div).style.left = DivLeft-20+'px';
        document.getElementById(ID_Div).style.top = DivTop-35+'px';

		document.getElementById(ID_Div).style.visibility = "visible";
		ajax(ID_Div,action,id,Uid);
        }
    else if (ie4) 
        {
        pos = document.all[ID_Anchor];
        DivLeft = getLeft(pos);
        DivTop = getTop(pos);
        document.all[ID_Div].style.posLeft = DivLeft;
        document.all[ID_Div].style.posTop = DivTop;
		document.all[ID_Div].style.visibility = "visible";
        }
    else if (ns4)
        {
        pos = document.anchors[Name_Anchor];
        DivLeft = pos.x;
        DivTop = pos.y;
        document.layers[ID_Div].pageX = DivLeft;
        document.layers[ID_Div].pageY = DivTop;
		document.layers[ID_Div].style.visibility = "visible";
        }
    }

function getLeft(MyObject)
//Fonction permettant de connaître la position d'un objet
//par rapport au bord gauche de la page.
//Cet objet peut être à l'intérieur d'un autre objet.
    {
    if (MyObject.offsetParent)
        return (MyObject.offsetLeft + getLeft(MyObject.offsetParent));
    else 
        return (MyObject.offsetLeft);
    } 
function getTop(MyObject)
//Fonction permettant de connaître la position d'un objet
//par rapport au bord haut de la page.
//Cet objet peut être à l'intérieur d'un autre objet.
    {
    if (MyObject.offsetParent)
        return (MyObject.offsetTop + getTop(MyObject.offsetParent));
    else
        return (MyObject.offsetTop);
    }


//-->