XML 28 R46.htm IDEA: XBRL DOCUMENT v2.4.0.8
Warrant Activity (Detail) (Warrant, USD $)
6 Months Ended
Jun. 30, 2013
Warrant
 
Number of Shares Issuable  
Balance, Beginning 27,353,151
Granted 4,375,004
Exercised 0
Cancelled (380,000)
Balance, Ending 31,348,155
Weighted Average Exercise Price  
Balance, Beginning $ 0.76
Granted $ 0.60
Exercised $ 0
Cancelled $ 1.78
Balance, Ending $ 0.73