OT: Eight Hours Day

Very off topic, but a definite question for Beth and Derek.  According
to my
calender, 11 March is Eight Hours Day in Tasmania.  Could you please
enlighten this poor Yank as to what exactly is Eight Hours Day?  Thanks.

Kent M. McClure
	"Yeah, tactics.  The most basic tactic of all, Mr. Yamamoto. 
Every
		   kindergartner knows it.  You always win by running
away."
		   Lt. Cmdr Justy Ueki Tylor,  Captain of the UPSF
Soyokaze
		   from Irresponsible Captain Tylor,