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Consolidated Statements of Changes in Stockholders' Equity (Deficit) (USD $) | Total Preferred Stock | Common Stock [Member] | Stock Subscriptions Receivable | Additional Paid-In Capital | Accumulated Deficit | Total
--- | --- | --- | --- | --- | --- | ---
Beginning Balance - Amount at Dec. 31, 2010 | $ 26,788 | $ 563,073 | $ (82,563) | $ 24,505,331 | $ (20,123,958) | $ 4,888,671
Beginning Balance - Shares at Dec. 31, 2010 | 2,678,909 | 56,307,382 |  |  |  |
Payment received for outstanding stock subscriptions |  |  | 82,563 |  |  | 82,563
Issuance of common stock for cash, net of offering costs, Shares |  | 3,041,918 |  |  |  |
Issuance of common stock for cash, net of offering costs, Amount |  | 30,419 |  | 1,129,798 |  | 1,160,217
Net income (loss) |  |  |  |  | 636,920 | 636,920
Ending Balance, Amount at Dec. 31, 2011 | 26,788 | 593,492 | 0 | 25,635,129 | (19,487,038) | 6,768,371
Ending Balance, Shares at Dec. 31, 2011 | 2,678,909 | 59,349,300 |  |  |  |
Issuance of common stock and warrants for cash, net of offering costs, Shares |  | 2,156,334 |  |  |  |
Issuance of common stock and warrants for cash, net of offering costs, Amount |  | 21,563 |  | 4,603,200 |  | 4,624,763
Issuance of common stock to Directors for services: Accrued in prior year, Shares |  | 95,835 |  |  |  |
Issuance of common stock to Directors for services: Accrued in prior year, Amount |  | 958 |  | 229,046 |  | 230,004
Issuance of common stock to Directors for services: For current year, Shares |  | 69,992 |  |  |  |
Issuance of common stock to Directors for services: For current year, Amount |  | 700 |  | 220,528 |  | 221,228
Issuance of common stock for cash through exercise of warrants, Shares |  | 225,265 |  |  |  |
Issuance of common stock for cash through exercise of warrants, Amount |  | 2,253 |  | 57,747 |  | 60,000
Net income (loss) |  |  |  |  | (558,536) | (558,536)
Ending Balance, Amount at Dec. 31, 2012 | 26,788 | 618,966 | 0 | 30,745,650 | (20,045,574) | 11,345,830
Ending Balance, Shares at Dec. 31, 2012 | 2,678,909 | 61,896,726 |  |  |  |
Issuance of common stock and warrants for cash, net of offering costs, Shares |  | 1,139,480 |  |  |  |
Issuance of common stock and warrants for cash, net of offering costs, Amount |  | 11,396 |  | 1,135,799 |  | 1,147,195
Issuance of common stock and warrants for notes payable, Shares |  | 120,000 |  |  |  |
Issuance of common stock and warrants for notes payable, Amount |  | 1,200 |  | 148,800 |  | 150,000
Net income (loss) |  |  |  |  | (1,641,170) | (1,641,170)
Ending Balance, Amount at Dec. 31, 2013 | $ 26,788 | $ 631,562 | $ 0 | $ 32,030,249 | $ (21,686,744) | $ 11,001,855
Ending Balance, Shares at Dec. 31, 2013 | 2,678,909 | 63,156,206 |  |  |  |

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