XML 127 R88.htm IDEA: XBRL DOCUMENT v2.4.0.6
EMPLOYEE EQUITY INCENTIVE PLAN (Stock Option Activities) (Details) (USD $)
12 Months Ended
Dec. 31, 2012
Dec. 31, 2011
Dec. 31, 2010
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]      
Number of Options, Options outstanding, beginning balance 50,685,617 42,486,780 48,111,920
Number of Options, Granted   19,800,000 6,800,000
Number of Options, Forfeited (2,921,040) (5,034,283) (6,926,580)
Number of Options, Exercised (4,710,120) (6,566,880) (5,498,560)
Number of Options, Options outstanding, ending balance 43,054,457 50,685,617 42,486,780
Weighted average exercise price, Options outstanding, beginning balance $ 0.10 $ 0.07 $ 0.08
Weighted average exercise price, Granted   $ 0.10 $ 0.15
Weighted average exercise price, Forfeited $ 0.11 $ 0.09 $ 0.08
Weighted average exercise price, Exercised $ 0.06 $ 0.05 $ 0.06
Weighted average exercise price, Options outstanding, ending balance $ 0.10 $ 0.10 $ 0.07
Weighted average grant-date fair value, Options outstanding, beginning balance $ 0.07 $ 0.05 $ 0.09
Weighted average grant-date fair value, Granted   $ 0.10 $ 0.06
Weighted average grant-date fair value, Forfeited $ 0.08 $ 0.05 $ 0.04
Weighted average grant-date fair value, Exercised $ 0.03 $ 0.03 $ 0.04
Weighted average grant-date fair value, Options outstanding, ending balance $ 0.08 $ 0.07 $ 0.05