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Warrants (Schedule Of Unrealized Gains Losses On Fair Value Of Warrants) (Details) (USD $)
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12 Months Ended | 153 Months Ended | |
|---|---|---|---|
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Dec. 31, 2013
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Dec. 31, 2012
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Dec. 31, 2013
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| Unrealized (loss)/gain on fair value of warrants | $ (1,365,654) | $ 663,876 | $ 2,974,327 |
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December 18, 2007 Financing [Member]
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| Unrealized (loss)/gain on fair value of warrants | 50,722 | ||
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March 20, 2008 Financing [Member]
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| Unrealized (loss)/gain on fair value of warrants | 160,063 | ||
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June 5, 2009 Financing [Member]
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| Unrealized (loss)/gain on fair value of warrants | (328,937) | ||
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Series I Warrants [Member] | June 5, 2009 Financing [Member]
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| Unrealized (loss)/gain on fair value of warrants | 707,111 | ||
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Series II Warrants [Member] | June 5, 2009 Financing [Member]
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| Unrealized (loss)/gain on fair value of warrants | (2,191,175) | ||
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Series III Warrants [Member] | June 5, 2009 Financing [Member]
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| Unrealized (loss)/gain on fair value of warrants | 35,300 | 54,445 | 1,306,189 |
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Warrants To Institutional Investors [Member] | October 23, 2009 Financing [Member]
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| Unrealized (loss)/gain on fair value of warrants | 53,765 | 55,767 | (55,995) |
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Warrants To Institutional Investors [Member] | June 30, 2010 Financing [Member]
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| Unrealized (loss)/gain on fair value of warrants | 12,190 | 77,600 | 1,800,790 |
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Warrants To Institutional Investors [Member] | March 31, 2011 Financing [Member]
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| Unrealized (loss)/gain on fair value of warrants | (5,027) | 237,667 | 2,515,306 |
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Warrants To Institutional Investors [Member] | December 4, 2012 Financing [Member]
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| Unrealized (loss)/gain on fair value of warrants | (1,598,195) | 210,210 | (1,387,985) |
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Warrants To Institutional Investors [Member] | July 26, 2013 Financing [Member]
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| Unrealized (loss)/gain on fair value of warrants | 147,562 | 147,562 | |
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Warrants To Institutional Investors [Member] | October 16, 2013 Financing [Member]
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| Unrealized (loss)/gain on fair value of warrants | 18,739 | 18,739 | |
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Warrants To Placement Agent [Member] | June 5, 2009 Financing [Member]
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| Unrealized (loss)/gain on fair value of warrants | 3,488 | 5,404 | 107,876 |
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Warrants To Placement Agent [Member] | October 23, 2009 Financing [Member]
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| Unrealized (loss)/gain on fair value of warrants | 41 | 673 | (135,938) |
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Warrants To Placement Agent [Member] | June 30, 2010 Financing [Member]
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| Unrealized (loss)/gain on fair value of warrants | 20 | 2,300 | 180,080 |
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Warrants To Placement Agent [Member] | March 31, 2011 Financing [Member]
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| Unrealized (loss)/gain on fair value of warrants | 83 | 3,938 | 97,667 |
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Warrants To Placement Agent [Member] | December 4, 2012 Financing [Member]
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| Unrealized (loss)/gain on fair value of warrants | (75,062) | 15,872 | (59,190) |
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Warrants To Placement Agent [Member] | July 26, 2013 Financing [Member]
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| Unrealized (loss)/gain on fair value of warrants | 26,681 | 26,681 | |
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Warrants To Placement Agent [Member] | October 16, 2013 Financing [Member]
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| Unrealized (loss)/gain on fair value of warrants | $ 14,761 | $ 14,761 | |