Balance Sheets (Parenthetical) (USD $)	Jun. 30, 2013	Dec. 31, 2012
Balance Sheets [Abstract]
Accounts receivable, allowance	$ 338,419	$ 640,183
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	300,000,000	300,000,000
Common stock, shares issued	8,320,790	8,018,615
Treasury stock, shares	4,015	4,015