Each driver has a logger. You can use `vwf_view.logger.info( "Another ..." )` to log at the indicated level of verbose-ness. Options are `trace`, `debug`, `info`, `warn` and `error`. Use the `x` variants to add a function name: `vwf_view.logger.infox( "satProperty", "Another ..." )`.

http://virtualworldframework.com/web/docs/jsdoc/module-logger.html.