Balance Sheets (Parenthetical) (USD $)	Mar. 31, 2014	Dec. 31, 2013
Balance Sheets [Abstract]
Accounts receivable, allowance	$ 377,452	$ 383,077
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	19,407,340	19,311,390
Treasury stock, shares	4,015	4,015