/* auteur: Bernard Martin-Rabaud */
/* Date de création: 23/10/2002 */

//affichage sur Mirode.com 2006

// PARAMETRES
var _xlayer = 370; // position du bord gauche du layer relativement à la page
var _ylayer = 260; // position du bord haut du layer relativement à la page
var _id_layer = "popup";

var nn4 = (document.layers);
var dom = (document.getElementById);
var iex = (document.all);
var obj_layer = null;
var cache = true;
var X,Y,moveX,moveY,offsetX,offsetY;
var b_traine = false; // vrai, lorsqu'on est en train de déplacer le layer

function init_layer() {
  if (dom && (document.getElementById(_id_layer))) {
    obj_layer = document.getElementById(_id_layer).style;
    X = iex ?  "event.clientX": "e.clientX";
    Y = iex ?  "event.clientY" : "e.clientY";
    offsetX = (iex) ? "document.body.scrollLeft" : "pageXOffset";
    offsetY = (iex) ? "document.body.scrollTop" : "pageYOffset";
  }
  else if (iex && (_id_layer)) {
    obj_layer = _id_layer.style;
    X="event.clientX";
    Y="event.clientY";
    offsetX="document.body.scrollLeft";
    offsetY="document.body.scrollTop";
  }
  else if (nn4 && (document.layers[_id_layer])) {
    obj_layer = document.layers[_id_layer];
    X="e.pageX";
    Y="e.pageY";
    offsetX="pageXOffset";
    offsetY="pageYOffset";
    document.captureEvents(Event.MOUSEDOWN|Event.MOUSEMOVE|Event.MOUSEUP);
  }
  if (obj_layer) {
    obj_layer.left = _xlayer;
    obj_layer.top = _ylayer;
  }
}


function contenu_layer() {
  if (nn4) {
    obj_layer.document.close();
    obj_layer.visibility = "visible";
  }
  else if (dom) {
    obj_layer.visibility = "visible";
  }
  else if (iex) {
    obj_layer.visibility = "visible";
  }
}

function fermer() {
  if (!cache) {
    obj_layer.visibility = "hidden";
    cache = true;
  }
}

function scroll_layer() {
    if (document.all) {
        obj_layer.left = parseInt(document.body.scrollLeft + _xlayer);
        obj_layer.top = parseInt(document.body.scrollTop + _ylayer);
    }
    else {
        obj_layer.left = parseInt(window.pageXOffset + _xlayer);
        obj_layer.top = parseInt(window.pageYOffset + _ylayer);
    }
}

function afficher_pub() {
  init_layer();
  if (obj_layer) {
    cache = false;

   scroll_layer();
    contenu_layer();
  }
}


function init_traine(e) {
  if (obj_layer && !cache) {
    var Xin = eval(X);
    var Yin = eval(Y);
    var L = parseFloat(obj_layer.left);
    var T = parseFloat(obj_layer.top);
    var offX = (nn4)? 0 : eval(offsetX);
    var offY = (nn4)? 0 : eval(offsetY);
    if (Xin>(L-offX) && Xin<(L-offX+310) && Yin>(T-offY) && Yin<(T-offY+19)) {
      b_traine = true;
      moveX=Xin-L;
      moveY=Yin-T;
    }
    else b_traine = false;
  }
  else b_traine = false;
}

function stop_traine() {
  if (b_traine) {
    moveX = null;
    moveY = null;
    b_traine = false;
  }
}

function traine_layer(e) {
  if (b_traine) {
    var Xin = eval(X);
    var Yin = eval(Y);
   // déplacement
    obj_layer.top = Yin - moveY;
    obj_layer.left = Xin - moveX;
  }
}

document.onmousedown=init_traine;
document.onmousemove=traine_layer;
document.onmouseup=stop_traine;