Exhibit 11 COMPUTATION OF NET LOSS PER COMMON SHARE Three Months Ended Nine Months Ended September 30, September 30, ------------- ------------- 1999 1998 1999 1998 ---- ---- ---- ---- NET LOSS PER SHARE Loss from Operations applicable to Common Stock $ (358,293) $ (487,396) $ (910,459) $(1,907,303) ========== ========== ========== =========== Weighted Average Common and Equivalent Shares Outstanding 3,901,431 3,686,280 3,891,555 3,682,891 ---------- ---------- ---------- ----------- Net Loss Per Share $ (0.09) $ (0.13) $ (0.23) $ (0.52) ========== ========== ========== =========== NET LOSS PER SHARE - ASSUMING DILUTION (See "NOTE") Loss from Operations applicable to Common Stock $ (358,293) $ (487,396) $ (910,459) $(1,907,303) ========== ========== ========== =========== Weighted Average Common and Equivalent Shares Outstanding 3,901,431 3,686,280 3,891,555 3,682,891 Add: (A) Assuming Exercise of Stock Options 66,921 22,380 77,450 39,150 (B) Assuming Exercise of Warrants 12,687 51,674 15,455 55,808 ---------- ---------- ---------- ----------- Weighted Average Common Shares Outstanding - As Adjusted 3,981,038 3,760,334 3,984,460 3,777,849 ========== ========== ========== =========== Net Loss Per Share - Assuming Dilution $ (0.09) $ (0.13) $ (0.23) $ (0.50) ========== ========== ========== =========== NOTE: The calculation for Net Loss Per Common Share - Assuming Dilution is submitted in accordance with Securities Exchange Act of 1934 Release No. 9083 although not required by Financial Accounting Standards Board No. 128 "Earnings Per Share" ("FASB 128") since the results are anti-dilutive. (A) - For 1999, the dilutive options (i.e., the average market price is greater than the exercise price), assume that options are exercised and proceeds realized as indicated below. Next, using the treasury stock method with the average market price per share during each period and the total shares assumed to be reacquired as of the beginning of each period, the additional shares included as outstanding are indicated below. Period Ended September 30, 1999 Three Months Nine Months ------------ --------- Options assumed exercised 207,550 247,550 Proceeds assumed realized $188,443 $243,243 Shares assumed reacquired: - During three months ($188,443/$1.34) 140,629 - During nine months ($243,243/$1.43) 170,100 Net additional shares assumed outstanding 66,921 77,450 COMPUTATION OF NET LOSS PER COMMON SHARE - CONTINUED For 1998, the dilutive options (i.e., the average market price is greater than the exercise price), assume that options are exercised and proceeds realized as indicated below. Next, using the treasury stock method with the average market price per share during each period and the total shares assumed to be reacquired as of the beginning of each period, the additional shares included as outstanding are indicated below. Period Ended September 30, 1998 Three Months Nine Months ------------ ----------- Options assumed exercised 254,050 398,693 Proceeds assumed realized $1,475,738 $2,448,489 Shares assumed reacquired: - During three months ($1,475,738/$6.37) 231,670 - During nine months ($2,448,489/$6.81) 359,543 Net additional shares assumed outstanding 22,380 39,150 (B) - For 1999, the dilutive warrants (i.e., the average market price is greater than the exercise price), assume that warrants are exercised and proceeds realized as indicated below. Next, using the treasury stock method with the average market price per share during each period and the total shares assumed to be reacquired as of the beginning of each period, the additional shares included as outstanding are indicated below. Period Ended September 30, 1999 Three Months Nine Months ------------ ----------- Warrants assumed exercised 50,000 60,000 Proceeds assumed realized $50,000 $63,700 Shares assumed reacquired: - During three months ($50,000/$1.34) 37,313 - During nine months ($63,700/$1.43) 44,545 Net additional shares assumed outstanding 12,687 15,455 For 1998, the dilutive warrants (i.e., the average market price is greater than the exercise price), assume that warrants are exercised and proceeds realized as indicated below. Next, using the treasury stock method with the average market price per share during each period and the total shares assumed to be reacquired as of the beginning of each period, the additional shares included as outstanding are indicated below. Period Ended September 30, 1999 Three Months Nine Months ------------ ----------- Warrants assumed exercised 115,661 115,661 Proceeds assumed realized $407,600 $407,600 Shares assumed reacquired: - During three months ($407,600/$6.37) 63,987 - During nine months ($407,600/$6.81) 59,853 Net additional shares assumed outstanding 51,674 55,808