'to_ele'     => array('numeric'),

    'to_zoom'     => array('numeric')

  );

  $validator = new FormValidator($fields_spec);

  $is_valid = $validator->validate($_GET);

  if ($is_valid) {

    $input = $validator->sane_values();

  } else {

    $validator->print_errors();

    die();//fixme, could be cleaner

  }

   $form_extpoint = file_get_contents('html/form_extpoint.html');

   $form_param = file_get_contents('html/form_param.html');

     printf ("var img_prefix = '%s/%s';\n", $base_dir, $prefix);

     if (is_array($params)) $opt_vals = array_merge($params, $opt_vals);

     foreach(array('to_cap', 'to_ele', 'to_zoom', 'image_loop') as $val) {

        printf ('var '.$val.' = '.utils::php2ini($opt_vals[$val]).";\n"); // correction du décalage angulaire par rapport au Nord

     }

  ?>

   $dir_list = new sites_dir($dir);

   $ipt = 0;

     $prm = $opt->get_params();

     $oname = $opt->get_name();

     if (($oname != $name) && $opt->has_params()) {

     }

   }

   $extra_names = array();

   $ref_names = array();

     $extra_names[] = $ref->name;

     list($dist, $cap, $ele) = $pt->coordsToCap($ref->lon, $ref->lat,

                                                $ref->ele);