Consolidated Balance Sheets (Parenthetical) (USD $)	Mar. 31, 2013	Dec. 31, 2012
Allowances for accounts receivable (in dollars)	$ 70,000	$ 70,000
Common stock, par value (in dollars per share)	$ 0.001	$ 0.001
Common stock, shares authorized	60,000,000	60,000,000
Common stock, shares issued	25,961,883	25,961,883
Common stock, shares outstanding	25,961,883	25,961,883