CONDENSED CONSOLIDATED STATEMENTS OF COMPREHENSIVE LOSS (Unaudited) (USD $)	3 Months Ended		6 Months Ended
	Sep. 30, 2012	Sep. 30, 2011	Sep. 30, 2012	Sep. 30, 2011
CONDENSED CONSOLIDATED STATEMENTS OF COMPREHENSIVE LOSS (Unaudited) [Abstract]
Net loss	$ (639,526)	$ (1,278,487)	$ (1,658,881)	$ (2,609,794)
Other comprehensive income (loss), net of tax:
Foreign currency translation adjustments	36,466	(86,227)	(44,633)	(60,235)
Unrealized gain (loss) on available for sale investments	2,941	(1,235)	2,151	10,233
Pension adjustments	(7,116)	8,622	(465)	7,263
Total other comprehensive income (loss), net of tax	32,291	(78,840)	(42,947)	(42,739)
Comprehensive loss	$ (607,235)	$ (1,357,327)	$ (1,701,828)	$ (2,652,533)