// JavaScript Document
//Script de gestion du menu
function afficherMenu(numero) {
    var menu = document.getElementById("Menu" + numero);
    var lien = document.getElementById("lienMenu" + numero);
    var x = findPos(lien)[0];
    var y = findPos(lien)[1];
    menu.x = x;
    menu.y = y;
    menu.style.left = (x) + "px";
    menu.style.top = (y + 24) + "px";
    menu.style.visibility = "visible";
}

function masquerMenu(numero) {
    var menu = document.getElementById("Menu" + numero);
    menu.style.visibility = 'hidden';
}

function findPos(obj) {
    var curleft = curtop = 0;
    if (obj.offsetParent) {
        curleft = obj.offsetLeft
        curtop = obj.offsetTop
        while (obj = obj.offsetParent) {
            curleft += obj.offsetLeft
            curtop += obj.offsetTop
        }
    }
    return [curleft,curtop];
}