(7) Stockholders' Equity (Details Narrative) (USD $)	6 Months Ended		138 Months Ended
	Jun. 30, 2013	Jun. 30, 2012	Jun. 30, 2013	Dec. 31, 2012	Feb. 28, 2009
Stockholders Equity Details Narrative
Authorization for the repurchase of common stock					14,000,000
Total shares repurchased	0	0	8,005,235
Payment for shares repurchased since October 2001			$ 46,916,339
Preferred stock, par value	$ 0.001		$ 0.001	$ 0.001
Preferred stock, shares authorized	2,000,000		2,000,000	2,000,000