BALANCE SHEETS (Parenthetical) - USD ($)	Dec. 31, 2017	Dec. 31, 2016
Statement of Financial Position [Abstract]
Allowances for accounts receivable	$ 30,000	$ 70,000
Common stock, par value	$ .001	$ .001
Common stock, shares authorized	60,000,000	60,000,000
Common stock, shares issued	29,061,883	29,061,883
Common stock, shares outstanding	29,061,883	29,061,883