TAFE
Training Info Centre, tel 1800 999 167 or email information@afh.training.wa.gov.au provides information about training and further education courses in WA. Further information about this service is available at
http://www.training.wa.gov.au/sub-sites/TIC/default.htm

Other resources
The Small Business Development Corporation E-com entry point has a list of ecommerce training in WA.
http://www.sbdc.com.au/drilldown/drilldown.asp?refid=7.10.4

If you can't find what you're looking for here, you might like to explore some of the Australia-wide training directories which may cover courses offered in your location.