Balance Sheets (Parenthetical) (USD $)	Sep. 30, 2012	Dec. 31, 2011
Balance Sheets [Abstract]
Accounts receivable, allowance	$ 617,007	$ 667,529
Preferred stock, par value	$ 0.001	$ 0.001
Preferred stock, shares authorized	10,000,000	10,000,000
Preferred stock, shares outstanding	0	0
Common stock, par value	$ 0.001	$ 0.001
Common stock, shares authorized	100,000,000	100,000,000
Common stock, shares issued	7,816,354	5,543,157
Treasury stock, shares	4,015	4,015