var memPhoto = new Image();
var chImg = "http://srvlinux2.technolog.fr/vitrinesV2Lang/images/";

//---- Gestion des cookies
function SetCookie(name, value) {
    var argv = SetCookie.arguments;
    var argc = SetCookie.arguments.length;
    var expires = (argc > 2) ? argv[2] : null;
    var path = (argc > 3) ? argv[3] : null;
    var domain = (argc > 4) ? argv[4] : null;
    var secure = (argc > 5) ? argv[5] : false;
    document.cookie = name + "=" + escape(value) +
        ((expires == null) ? "" : ("; expires=" + expires.toGMTString())) +
        ((path == null) ? "" : ("; path=" + path)) +
        ((domain == null) ? "" : ("; domain=" + domain)) +
        ((secure == true) ? "; secure" : "");
}
function GetCookie(name) {
    var arg = name + "=";
    var alen = arg.length;
    var clen = document.cookie.length;
    var i = 0;
    while (i < clen) {
        var j = i + alen;
        if (document.cookie.substring(i, j) == arg)
            return getCookieVal(j);
        i = document.cookie.indexOf(" ", i) + 1;
        if (i == 0) break;
    }
    return "";
}
function getCookieVal(offset) {
    var endstr = document.cookie.indexOf(";", offset);
    if (endstr == -1)
        endstr = document.cookie.length;
    return unescape(document.cookie.substring(offset, endstr));
}
function DelCookie(nom) {
    dte = new Date;
    dte.setFullYear(dte.getFullYear() - 1);
    SetCookie(nom, null, dte);
}
//---------------------------------//

//-- Remplacer dans "expr" une chaine "a" par une chaine "b"
function Remplacer(expr, a, b) {
    var i = 0
    while (i != -1) {
        i = expr.indexOf(a, i);
        if (i >= 0) {
            expr = expr.substring(0, i) + b + expr.substring(i + a.length);
            i += b.length;
        }
    }
    return expr
}
//---------------------------------//

//--
function switchActiveInfos(id_elem) {
    for (var i = 1; i <= 6; i++) {
        if (document.getElementById('aLi' + i) != null) {
            document.getElementById('aLi' + i).className = 'off';
        }
    }
    document.getElementById(id_elem).className = 'on';
}
//--
function chkFrmLogin() {
    var l = document.getElementById('prLogin')
    if (!l) return false;
    var p = document.getElementById('prPasswd')
    if (!p) return false;

    if (l.value == '') {
        alert('Vous devez saisir un email');
        return false;
    }
    if (p.value == '') {
        alert('Vous devez saisir un mot de passe');
        return false;
    }

    return true;
}