/* Parse HTML page created by CGI script and */
/* insert POIs in layer independently of the section */
function map_update_hnd(request) {
 if (request.status == 200) {
  var features = parser(withTransformation,
   request.responseText, "#00FFEE");
  if (features && features.length > 0)
   freex_o_r_p.addFeatures(features);
 }
 else
alert ("Error: " + request.status);
}

/* Call the CGI script to determine the */
/* individual POIs  */
function map_layer_request_post(map, layer_name) {
 var params = {country: "DE", magazine: "FreeX"};

 var layer = new OpenLayers.Layer.Vector(layer_name, {
   projection: map.displayProjection,
   renderers: map.renderer,
   displayInLayerSwitcher: true,
   wrapDateLine: false,
   displayOutsideMaxExtend: true,
   isBaseLayer: false,
   styleMap: new OpenLayers.StyleMap(style)
  });
 if (layer) {
  var request = OpenLayers.Request.POST({
    url: "/cgi-bin/FreeX/datbase.pl",
    data: OpenLayers.Util.getParameterString(params),
    headers:
     {"Content-Type":
      "application/x-www-form-urlencoded" },
    callback: map_update_hnd
   });
 }
 return layer;
}