Script { ## To setup some ROUTES that cannot be defined statically
          field SFNode script USE SCRIPT
          url "vrmlscript:
              function initialize()
              {
                 Browser.addRoute(Browser,'windowAspect',script,'aspectRatio');
              }
              function shutdown()
              {
                 Browser.removeRoute(Browser,'windowAspect',script,'aspectRatio');
              }
          "
      }