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UNAUDITED CONDENSED CONSOLIDATED STATEMENTS OF OPERATIONS (USD $)
 3 Months Ended 6 Months Ended 12 Months Ended 161 Months Ended 167 Months Ended
Jun. 30, 2012
Jun. 30, 2011
Jun. 30, 2012
Jun. 30, 2011
Dec. 31, 2011
Dec. 31, 2010
Dec. 31, 2011
Jun. 30, 2012
Revenues:                
License revenues $ 0 $ 0 $ 100,000 $ 0 $ 0 $ 0 $ 0 $ 100,000
Operating Expenses:                
Selling, general and administrative 984,667 121,429 1,293,623 448,033 827,674 2,307,972 9,573,327 10,866,950
Research and development 133,611 24,338 276,574 111,554 111,554 194,588 7,820,258 8,096,832
Loss from operations (1,118,278) (145,767) (1,470,197) (559,587) (939,228) (2,502,560) (17,393,585) (18,863,782)
Other income (expense)                
Interest expense (3,576) (18,698) (24,658) (37,191) (75,000) (55,479) (1,706,234) (1,730,892)
Interest income 5,584 0 5,584 0 0 512 127,581 133,165
Loss from extinguishment of debt (189,323) 0 (1,195,410) 0 0 0 0 (1,195,410)
Gain on settlement 0 0 0 0 0 0 375,000 375,000
Gain on forgiveness of liabilities 0 0 0 0 60,292 26,299 176,505 176,505
Total other expense, net (187,315) (18,698) (1,214,484) (37,191) (14,708) (28,668) (1,027,148) (2,241,632)
Net loss (1,305,593) (164,465) (2,684,681) (596,778) (953,936) (2,531,228) (18,420,733) (21,105,414)
Deemed dividend to preferred stockholders (200,000) 0 (200,000) 0 (100,000) 0 (100,000) (300,000)
Net loss attributable to common stockholders $ (1,505,593) $ (164,465) $ (2,884,681) $ (596,778) $ (1,053,936) $ (2,531,228) $ (18,520,733) $ (21,405,414)
Net loss per common share, basic and diluted $ (0.08) $ (0.08) $ (0.23) $ (0.30) $ (0.53) $ (1.28)    
Weighted average common shares outstanding, basic and diluted 19,372,768 1,989,404 12,345,855 1,990,450 1,989,014 1,973,155