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16. QUARTERLY INFORMATION (Details) (USD $)
 3 Months Ended 12 Months Ended
Sep. 30, 2013
Jun. 30, 2013
Mar. 31, 2013
Dec. 31, 2012
Sep. 30, 2012
Jun. 30, 2012
Mar. 31, 2012
Dec. 31, 2011
Sep. 30, 2013
Sep. 30, 2012
Sep. 30, 2011
Quarterly Information Details                      
Revenue $ 15,450 $ 113,728 $ 15,405 $ 15,000 $ 108,043 $ 35,000 $ 106,543 $ 5,024 $ 159,583 $ 254,610  
Operating expenses 5,087,191 5,626,927 4,255,229 5,059,457 4,432,152 4,248,098 4,368,900 4,448,300 20,027,859 17,497,450 18,941,828
Non Operating expenses, net (14,928) (13,666) (11,811) (11,987) (11,734) (12,737) (27,275) (94,407) (53,337) (146,153)  
Gain (loss) on derivative instruments 3,386,812 1,079,392 3,538,264 2,746,198 1,769,151 3,390,389 (4,204,327) 956,470 10,750,666 1,911,683  
Net loss (1,699,857) (4,447,473) (713,371) (2,310,246) (2,566,692) (835,446) (8,493,959) (3,581,213) (9,170,947) (15,477,310) (25,712,343)
Issuance of additional shares due to reset provision         0 0 0 (250,000)   (250,000)  
Modification of warrants 0 (59,531) 0 0 0 0 0 (325,620) (59,531) (325,620)  
Inducement warrants         0 0 (1,593,000) 0   (1,593,000)  
Net loss available to common shareholders $ (1,699,857) $ (4,507,004) $ (713,371) $ (2,310,246) $ (2,566,692) $ (835,446) $ (10,086,959) $ (4,156,833) $ (9,230,478) $ (17,645,930)  
Net loss per share-basic $ (0.05) $ (0.15) $ (0.02) $ (0.08) $ (0.09) $ (0.03) $ (0.41) $ (0.18) $ (0.30) $ (0.70) $ (1.28)
Net loss per share-diluted $ (0.16) $ (0.18) $ (0.14) $ (0.18) $ (0.16) $ (0.16) $ (0.41) $ (0.22) $ (0.66) $ (0.78) $ (1.49)
Weighted average shares-basic and diluted 30,994,932 30,930,650 30,901,177 28,311,602 27,297,495 25,846,758 24,736,959 22,856,844 30,279,442 25,183,654 20,848,899