#popup {display: none; position:absolute; top:10px; left:10px; width: 10px; height: 10px;background: #000; z-index: 1500; overflow:hidden;}
#fermer {position:absolute; top:20px; left:20px; text-align: left; padding-right: 10px; font: bold 12px Verdana, Geneva, Arial, Helvetica, sans-serif; color: #000000; cursor: pointer;}