trace.large_picture = gpx.get_picture(min_lat, min_lon, max_lat, max_lon, gpx.actual_points)
trace.icon_picture = gpx.get_icon(min_lat, min_lon, max_lat, max_lon)
trace.size = gpx.actual_points
trace.inserted = true
trace.save
trace.large_picture = gpx.get_picture(min_lat, min_lon, max_lat, max_lon, gpx.actual_points)
trace.icon_picture = gpx.get_icon(min_lat, min_lon, max_lat, max_lon)
trace.size = gpx.actual_points
trace.inserted = true
trace.save