function render_static_stars($star_style, $star_size, $star_max, $rating, $id = "", $rendering = "")
 {
     if ($rendering == "") {
         $rendering = STARRATING_STARS_GENERATOR;
     }
     switch ($rendering) {
         case "GFX":
             return GDSRRender::render_static_stars_gfx($star_style, $star_size, $star_max, $rating, $id);
             break;
         default:
         case "DIV":
             return GDSRRender::render_static_stars_div($star_style, $star_size, $star_max, $rating, $id);
             break;
     }
 }