function affich_code(){
document.write('<NOLAYER><IFRAME width="660" height="600" border="0" marginwidth="0" marginheight="0" hspace="0" vspace="0" frameborder="0" scrolling="no" src="http://meteorologic.net/graphiques/station-personnal/actual_graph_page.php?id_station='+id_station+'"></IFRAME></NOLAYER>');
}