STATEMENTS OF STOCKHOLDERS' EQUITY/ (DEFICIT) (USD $)	Common Stock [Member]	Additional Paid-in Capital [Member]	Accumulated Deficit [Member]	Total
Balance at Feb. 28, 2010	$ 5,268	$ 374,890,469	$ (380,058,142)	$ (5,162,405)
Balance (in shares) at Feb. 28, 2010	52,689,061
Common stock issued in private placements, net	465	2,479,022	0	2,479,487
Common stock issued in private placements, (in shares)	4,647,292
Shares issued for note conversions	34	238,850	0	238,884
Shares issued for note conversions (in shares)	338,408
Shares issued for settlement of accounts payable	37	269,992	0	270,029
Shares issued for settlement of accounts payable (in shares)	367,619
Shares issued for services	164	1,208,450	0	1,208,614
Shares Issued For Services (in shares)	1,641,434
Adjustment to prior issuance	15	(15)	0	0
Adjustment to prior issuance (in shares)	150,000
Shares issued in lieu of salary	89	487,839	0	487,928
Shares issued for in lieu of salary (in shares)	887,142
Beneficial conversion feature	0	72,000	0	72,000
Employee option expense	0	172,903	0	172,903
Net Loss	0	0	(11,196,018)	(11,196,018)
Balance at Feb. 28, 2011	6,072	379,819,510	(391,254,160)	(11,428,578)
Balance (in shares) at Feb. 28, 2011	60,720,956
Common stock issued in private placements, net	246	1,453,274	0	1,453,520
Common stock issued in private placements, (in shares)	2,460,849
Shares issued for note conversions	222	1,515,738	0	1,515,960
Shares issued for note conversions (in shares)	2,227,612
Shares issued for settlement of accounts payable	101	656,898	0	656,999
Shares issued for settlement of accounts payable (in shares)	1,006,054
Shares issued for services	163	1,128,837	0	1,129,000
Shares Issued For Services (in shares)				1,625,000
Shares issued in lieu of salary	304	2,087,144	0	2,087,448
Shares issued for in lieu of salary (in shares)	3,042,199
Shares issued as placement fees	86	(86)	0	0
Shares issued as placement fees (in shares)	859,999
Proceeds from convertible notes payable	0	3,366,248	0	3,366,248
Employee option and warrant expense	0	3,774,059	0	3,774,059
Net Loss	0	0	(14,153,704)	(14,153,704)
Balance at Feb. 29, 2012	$ 7,194	$ 393,801,622	$ (405,407,864)	$ (11,599,048)
Balance (in shares) at Feb. 29, 2012	71,942,669