In Reply to: so if you are travelling alone and posted by ginny on Tuesday, 25. January 2011 at 08:00 Bali Time:
maybe carry a letter in Indonesian with an "in case of medical emergency letter" setting out directions for making a reverse-charge call to your nominated advocate?
Info re making a reverse charge call "from more than 70 International Calling Destinations" to Australia.
http://www.telstra.com.au/homephone/call_types_rates/reverse_charge.html
On that page it gives you the access numbers from each country back to Australia.