STATEMENTS OF STOCKHOLDERS' DEFICIT (USD $)	Common Stock [Member]	Additional Paid-in Capital [Member]	Accumulated Deficit [Member]	Total
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
Common stock issued in private placements, net	387	1,251,713	0	1,252,100
Common stock issued in private placements, (in shares)	3,866,867			4,661,904
Shares issued for note conversions	34	157,360	0	157,394
Shares issued for note conversions (in shares)	341,748
Shares issued for settlement of accounts payable	4	19,309	0	19,313
Shares issued for settlement of accounts payable (in shares)	37,500
Shares issued for services	41	315,959	0	316,000
Shares issued for services (in shares)	415,789			415,789
Employee option and warrant expense	0	2,943,600	0	2,943,600
Discount on convertible notes payable	0	460,205	0	460,205
Net Loss	0	0	(15,147,848)	(15,147,848)
Balance at Feb. 28, 2013	7,660	398,949,767	(420,555,712)	(21,598,286)
Balance (in shares) at Feb. 28, 2013	76,604,573
Common stock issued in private placements, (in shares)				12,309,926
Shares issued for note conversions	267	1,126,736		1,127,002
Shares issued for note conversions (in shares)	2,660,225
Shares issued for services	356	974,370		974,726
Shares issued for services (in shares)	3,562,118			3,562,118
Shares issued for cancellation of warrants	425	(425)		0
Shares issued for cancellation of warrants (in shares)	4,254,250
Shares issued for re-pricing	183	(183)		0
Shares issued for re-pricing (in shares)	1,833,333
Employee option and warrant expense		699,459		699,459
Discount on convertible notes payable		1,484,538		1,484,538
Net Loss			(13,860,449)	(13,860,449)
Balance at Feb. 28, 2014	$ 8,891	$ 403,234,263	$ (434,416,161)	$ (31,173,009)
Balance (in shares) at Feb. 28, 2014	88,914,499