// Ouverture de la popup
function popupImage(imgId, imgWidth, imgHeight)
{
    var url="../../jsp/site/PopupImage.jsp?image_id=" + imgId;
    window.open(url,'','toolbar=no, scrollbars=yes, status=no, location=no, directories=no, resizable=yes, menubar=no, width=' + (imgWidth + 180) + ', height=' + (imgHeight + 150));
}