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Consolidated Statement of Changes in Shareholders’ Equity (USD $)
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Conversion of Preferred Stock by Investors [Member]
Preferred Stock [Member]
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Conversion of Preferred Stock by Investors [Member]
Additional Paid-in Capital [Member]
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Conversion of Preferred Stock by Investors [Member]
|
Issuance of Preferred Stock to Investors [Member]
Preferred Stock [Member]
|
Issuance of Preferred Stock to Investors [Member]
Common Stock [Member]
|
Issuance of Preferred Stock to Investors [Member]
Additional Paid-in Capital [Member]
|
Issuance of Preferred Stock to Investors [Member]
|
Preferred Stock [Member]
Issuance of Preferred Stock to Lenders [Member]
|
Preferred Stock [Member]
Issuance of Preferred Stock to Investors [Member]
|
Preferred Stock [Member]
|
Common Stock [Member]
Issuance of Common Stock to Directors [Member]
|
Common Stock [Member]
Issuance of Common Stock to Lender [Member]
|
Common Stock [Member]
|
Additional Paid-in Capital [Member]
Issuance of Common Stock to Lender [Member]
|
Additional Paid-in Capital [Member]
Issuance of Preferred Stock to Lenders [Member]
|
Additional Paid-in Capital [Member]
Issuance of Preferred Stock to Investors [Member]
|
Additional Paid-in Capital [Member]
|
Retained Earnings [Member]
|
Issuance of Common Stock to Directors [Member]
|
Issuance of Common Stock to Lender [Member]
|
Issuance of Preferred Stock to Lenders [Member]
|
Issuance of Preferred Stock to Investors [Member]
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Total
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|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| BALANCE, May 31, 2009 at May. 31, 2009 | $ 6,599 | $ 7,835 | $ 16,713,919 | $ (13,777,107) | $ 2,951,246 | ||||||||||||||||||
| BALANCE, May 31, 2009 (in Shares) at May. 31, 2009 | 6,599,717 | 7,835,316 | |||||||||||||||||||||
| Issuance of common stock and options for services rendered | 85 | 85 | |||||||||||||||||||||
| Issuance of common stock and options for services rendered (in Shares) | 85,000 | ||||||||||||||||||||||
| Issuance of common stock | 220 | 9,275 | 454,475 | 220 | 463,750 | ||||||||||||||||||
| Issuance of common stock (in Shares) | 220,000 | 9,275,000 | |||||||||||||||||||||
| Conversion of preferred stock | (200) | (199,800) | (200,000) | ||||||||||||||||||||
| Conversion of preferred stock (in Shares) | (200,000) | ||||||||||||||||||||||
| Redemption of perfered stock | (500) | (499,500) | (500,000) | ||||||||||||||||||||
| Redemption of perfered stock (in Shares) | (500,000) | ||||||||||||||||||||||
| Issuance of preferred stock | 152 | 100 | 151,249 | 99,900 | 151,401 | 100,000 | |||||||||||||||||
| Issuance of preferred stock (in Shares) | 151,400 | 100,000 | |||||||||||||||||||||
| Issuance of preferred stock dividend | 268 | (268) | 0 | ||||||||||||||||||||
| Issuance of preferred stock dividend (in Shares) | 268,043 | ||||||||||||||||||||||
| Equity-based compensation | 6,350 | 100,938 | 107,288 | ||||||||||||||||||||
| Equity-based compensation (in Shares) | 6,350,000 | ||||||||||||||||||||||
| Net loss | (2,291,614) | (2,291,614) | |||||||||||||||||||||
| BALANCE at May. 31, 2010 | 6,419 | 23,765 | 16,820,913 | (16,068,721) | 782,376 | ||||||||||||||||||
| BALANCE (in Shares) at May. 31, 2010 | 6,419,160 | 23,765,316 | |||||||||||||||||||||
| Equity based rights issued to lender | 75,386 | 75,386 | |||||||||||||||||||||
| Conversion of preferred stock | (14) | 45 | (31) | 0 | |||||||||||||||||||
| Conversion of preferred stock (in Shares) | (13,500) | 45,000 | |||||||||||||||||||||
| Equity-based compensation | 390 | 132,121 | 132,511 | ||||||||||||||||||||
| Equity-based compensation (in Shares) | 390,000 | ||||||||||||||||||||||
| Net loss | (2,539,667) | (2,539,667) | |||||||||||||||||||||
| BALANCE at May. 31, 2011 | $ 6,405 | $ 24,200 | $ 17,028,389 | $ (18,608,388) | $ (1,549,394) | ||||||||||||||||||
| BALANCE (in Shares) at May. 31, 2011 | 6,405,660 | 24,200,316 |