XML 37 R5.htm IDEA: XBRL DOCUMENT v2.4.0.6
CONSOLIDATED STATEMENT OF STOCKHOLDERS' EQUITY (USD $)
Common Stock [Member]
Additional Paid-In Capital [Member]
Accumulated Deficit [Member]
Total
BALANCE at Dec. 31, 2011 $ 27,462 $ 100,699,156 $ (80,971,222) $ 19,755,396
BALANCE (in shares) at Dec. 31, 2011 27,462,504      
Stock-based compensation expense 0 41,276 0 41,276
Exercise of stock options 26 12,066 0 12,092
Exercise of stock options (in shares) 26,288      
Net income 0 0 75,997 75,997
BALANCE at Jun. 30, 2012 $ 27,488 $ 100,752,498 $ (80,895,225) $ 19,884,761
BALANCE (in shares) at Jun. 30, 2012 27,488,792