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Stock-Based Compensation (Tables)
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6 Months Ended |
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Jun. 30, 2013
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| Stock-Based Compensation [Abstract] |
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| Summary Of Stock Compensation Expense |
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Cumulative from
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Three Months Ended June 30,
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Six Months Ended June 30,
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March 19, 2001 (Inception) to
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2013
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2012
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2013
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2012
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June 30, 2013
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Statement of operations line item:
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General and administrative:
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Payroll
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$
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40,535
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$
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34,848
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$
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390,914
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$
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74,165
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3,012,343
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Consulting and other professional fees
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-
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(727)
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3,893
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22,495
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814,348
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Research and development:
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Payroll
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13,836
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20,469
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29,568
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40,967
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1,077,625
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Consulting and other professional fees
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-
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(3,838)
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1,947
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4,299
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1,330,622
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Total
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$
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54,371
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$
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50,752
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$
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426,322
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$
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141,926
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6,234,938
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| Schedule Of Assumptions Made In Calculating The Fair Value Of Options |
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Six Months Ended June 30,
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2013
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2012
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Black-Scholes weighted average assumptions
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Expected dividend yield
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0
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%
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0
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%
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Expected volatility
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94-96
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%
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99-101
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%
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Risk free interest rate
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0.75-1.13
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%
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0.69-0.89
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%
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Expected term (in years)
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5 years
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5 years
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| Summary Of Employee And Non-Employee Transactions |
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2013
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2012
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Number of Options
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Weighted Average Exercise Price
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Number of Options
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Weighted Average Exercise Price
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Outstanding at
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January 1
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7,741,795
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$
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1.03
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7,646,795
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$
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1.05
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Granted
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2,300,000
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0.37
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245,000
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0.41
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Exercised
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-
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-
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-
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-
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Cancelled
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-
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-
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(50,000)
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1.59
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Outstanding at June 30
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10,041,795
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$
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0.88
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7,841,795
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$
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1.03
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| Summary Of Stock Options Outstanding |
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Number of Options
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Weighted Average Exercise Price
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Weighted Average Remaining Contractual Term
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Aggregate Intrinsic Value
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Outstanding at
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June 30, 2013
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10,041,795
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$
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0.88
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4.9 years
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$
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300,559
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Exercisable at
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June 30, 2013
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8,744,295
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$
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0.94
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4.1 years
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$
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214,459
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Outstanding at
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December 31, 2012
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7,741,795
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$
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1.03
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3.9 years
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$
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41,706
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Exercisable at
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December 31, 2012
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7,176,795
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$
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1.04
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3.5 years
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$
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41,706
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| Summary Of Unvested Shares |
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2013
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Number of Options
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Weighted Average Fair Value at Grant Date
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Unvested at January 1, 2013
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565,000
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$
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0.66
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Granted
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2,300,000
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$
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0.27
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Vested
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(1,567,500)
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$
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0.36
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Cancelled
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-
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$
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-
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Unvested at June 30, 2013
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1,297,500
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$
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0.34
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