Statements of Cash Flows (USD $)	12 Months Ended
	Dec. 31, 2012	Dec. 31, 2011
Cash flows from operating activities:
Net income (loss)	$ 568,366	$ (262,751)
Adjustments to reconcile net income (loss) to net cash used in operating activities:
Change in fair value of conversion feature	27,738	81,101
Stock based compensation	62,500	68,751
Realized losses on available-for-sale securities	30,378	5,919
Gain on distribution of investment in ClearSign	(811,713)	0
Changes in operating assets and liabilities:
Other current assets	(14,461)	25,292
Accounts payable	(5,452)	500
Accrued stock compensation	0	(9,375)
Income taxes payable	682	0
Rent deposit	0	(8,175)
Net cash used in operating activities	(141,962)	(98,738)
Cash flows from investing activities:
Purchases of available for sale securities	(3,467,277)	(1,786,152)
Proceeds received from sales of available-for-sale securities	319,496	492,264
Proceeds received from maturities of available-for-sale securities	2,980,750	2,775,249
Investment in ClearSign	0	(1,000,000)
Net cash provided by (used in) investing activities	(167,031)	481,361
Net increase (decrease) in cash and cash equivalents	(308,993)	382,623
Cash and cash equivalents at beginning of year	422,984	40,361
Cash and cash equivalents at end of year	113,991	422,984
Supplemental cash flow disclosure:
Income taxes paid	800	800
Supplemental non-cash disclosure:
Unrealized gain (loss) on available-for-sale securities	21,860	(36,491)
Dividend of ClearSign common stock	$ 1,803,808	$ 0