Consolidated Balance Sheets (USD $)	Sep. 30, 2011	Dec. 31, 2010
Current assets:
Cash and cash equivalents	$ 1,986,165	$ 4,885,972
Short-term investments		25,816
Accounts receivable, net of allowance for doubtful accounts of $26,073 and $72,145 at September 30, 2011 and December 31, 2010, respectively		2,750,447
Prepaid expenses and other	224,169	265,683
Total current assets	2,210,334	7,927,918
Property and equipment, net	28,822	104,729
Other assets	4,584	4,584
Total assets	2,243,740	8,037,231
Current liabilities:
Accounts payable	491,939	1,351,004
Accrued liabilities	268,355	595,341
Current portion of loan payable		757,471
Total current liabilities	760,294	2,703,816
Commitments and contingencies
Stockholders' equity :
Convertible preferred stock, $1.00 par value; 5,000,000 shares authorized and 3,350,000 shares issued and outstanding at September 30, 2011 and December 31, 2010 (liquidation value - $33,500,000 at September 30, 2011 and December 31, 2010)	3,350,000	3,350,000
Common stock, $.01 par value: 170,000,000 shares authorized at September 30, 2011 and December 31, 2010: 12,237,644 and 11,517,566 shares issued and outstanding at September 30, 2011 and December 31, 2010, respectively	122,376	115,176
Additional paid-in capital	385,835,858	384,130,011
Treasury stock, at cost: 79,545 shares held at September 30, 2011 and December 31, 2010	(8,034,244)	(8,034,244)
Accumulated deficit	(379,790,544)	(374,227,528)
Total stockholders' equity	1,483,446	5,333,415
Total liabilities and stockholders' equity	$ 2,243,740	$ 8,037,231