XML 24 R38.htm IDEA: XBRL DOCUMENT v2.4.0.8
STOCKHOLDERS' EQUITY (Details) (USD $)
 1 Months Ended 6 Months Ended 12 Months Ended 30 Months Ended 1 Months Ended 12 Months Ended 1 Months Ended 12 Months Ended 1 Months Ended 12 Months Ended 1 Months Ended 12 Months Ended 1 Months Ended 6 Months Ended 25 Months Ended 1 Months Ended 3 Months Ended 6 Months Ended 1 Months Ended 6 Months Ended 1 Months Ended 6 Months Ended 1 Months Ended 6 Months Ended 12 Months Ended 1 Months Ended 6 Months Ended 12 Months Ended
Apr. 30, 2008
Jun. 30, 2013
Dec. 31, 2012
Dec. 31, 2011
Dec. 31, 2008
Nov. 30, 2015
Oct. 31, 2013
Jan. 31, 2013
Warrant agreement amendment [Member]
Jun. 30, 2013
Common stock and warrants [Member]
Mar. 31, 2013
Common stock and warrants [Member]
Dec. 31, 2010
Common stock and warrants [Member]
Jan. 31, 2012
Common Stock [Member]
Dec. 31, 2010
Common Stock [Member]
Jun. 30, 2013
Warrants Transaction One [Member]
Mar. 31, 2013
Warrants Transaction One [Member]
Aug. 31, 2012
Warrants Transaction One [Member]
Feb. 29, 2012
Warrants Transaction One [Member]
Sep. 30, 2011
Warrants Transaction One [Member]
Apr. 30, 2010
Warrants Transaction One [Member]
Jun. 30, 2009
Warrants Transaction One [Member]
Dec. 31, 2010
Warrants Transaction One [Member]
Dec. 31, 2009
Warrants Transaction One [Member]
Mar. 31, 2013
Warrants Transaction Two [Member]
Aug. 31, 2012
Warrants Transaction Two [Member]
Sep. 30, 2011
Warrants Transaction Two [Member]
Dec. 31, 2010
Warrants Transaction Two [Member]
Dec. 31, 2010
Unit Components [Member]
Jun. 30, 2013
Institutional Investor [Member]
Jun. 30, 2013
Institutional Investor [Member]
Jun. 30, 2013
Institutional Investor [Member]
Mar. 31, 2013
March 2013 New Employee [Member]
Jun. 30, 2013
March 2013 New Employee [Member]
Jun. 30, 2013
March 2013 New Employee [Member]
May 31, 2013
May 2013 New Employee 1 [Member]
Jun. 30, 2013
May 2013 New Employee 1 [Member]
May 31, 2013
May 2013 New Employee 2 [Member]
Jun. 30, 2013
May 2013 New Employee 2 [Member]
Aug. 31, 2013
August 2011 New Employee [Member]
Aug. 31, 2011
August 2011 New Employee [Member]
Jun. 30, 2013
August 2011 New Employee [Member]
Dec. 31, 2012
August 2011 New Employee [Member]
Dec. 31, 2011
August 2011 New Employee [Member]
Jul. 31, 2013
August 2012 New Employee [Member]
Aug. 31, 2012
August 2012 New Employee [Member]
Jun. 30, 2013
August 2012 New Employee [Member]
Dec. 31, 2012
August 2012 New Employee [Member]
Equity Issuance [Line Items]                                                                                            
Number of common shares that can be purchased through warrant 600,000             400,000 178,750         414,000           464,000                                                    
Exercise price of warrants 0.73             0.73 1.25                     0.34                                                    
Fair value of warrant $ 976,193                                     $ 391,342                                                    
Pricing model used in calculation of grant-date fair value Black-Scholes Black-Scholes Black-Scholes Black-Scholes                               Black-Scholes                     Black-Scholes     Black-Scholes   Black-Scholes     Black-Scholes         Black-Scholes    
Consulting expense         976,193                                                                                  
Shares rescinded/forfeited               200,000                                                           62,500         31,250      
Warrant expiration date     Sep. 30, 2013         Oct. 31, 2013             Jun. 30, 2013 Mar. 31, 2013   Sep. 30, 2012     Sep. 30, 2011   Sep. 30, 2013 Jun. 30, 2013 Dec. 31, 2012 Dec. 31, 2011                                        
Warrant expiration extention                             3 months 6 months   1 year                                                        
Warrant expiration date, number of shares                 143,750           335,000                                                              
Stock issued to purchase common stock, warrants and monetary compensation                     1,500,000                                                                      
Number of shares purchased                   12,500   40,000 375,000 20,000     20,000   10,000   156,250         218,750   200,000 1,628,386 5,352,671                                
Proceeds from issuance of common stock and warrants                   15,625 1,500,000 50,000   6,900     6,900   3,450                 170,000 1,800,000 6,849,998                                
Number of units offered (upper limit)                                                     30                                      
Price per unit                         1.25                           50,000                                      
Number of shares comprising unit                                                     50,000                                      
Agreement with an institutional investor to sell common stock and investor committed to invest in common stock (upper limit)           20,000,000 20,000,000                                                                              
Common stock issued to institutional investor as commitment fee, shares       150,830                                                 27,153 103,330                                
Common stock issued to institutional investor as commitment fee   170,000   162,896                                                 34,274 168,556                                
Common stock reserved for additional commitment fees to the institutional investor       301,659                                               400,000   198,329                                
Option granted, shares (upper limit)                                                             75,000   75,000 10,000 10,000 100,000 100,000   150,000 150,000       50,000 50,000  
Option granted, purchase price                                                             $ 1.16     $ 1.03   $ 1.00     $ 1.01         $ 0.93    
Option granted, value                                                             81,076     9,574   80,824     123,241         37,486    
Option granted, expiration date                                       5 years                     10 years     10 years   10 years     5 years         5 years    
Vesting immediately                                       46,400                                                    
Option granted, number of shares vesting in installments                                       23,200                     9,375     1,250   25,000     12,500         6,250    
Frequency of vesting installments                                       Monthly                     Quarterly     Quarterly   August 1, 2013, October 1, 2013 and quarterly thereafter     Quarterly         Every three months    
Beginning date of shares vesting                                                                             Nov. 01, 2011              
Vesting period                                       18 months                                     3 years              
Stock option expense                                         $ 213,459 $ 177,883                   $ 10,107 $ 13,550   $ 800   $ 11,809     $ 20,353 $ 41,156 $ 17,204     $ 9,295 $ 7,137