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Statements of Operations and Comprehensive Income (Loss) (USD $)	3 Months Ended		6 Months Ended
	Jun. 30, 2012	Jun. 30, 2011	Jun. 30, 2012	Jun. 30, 2011
Operating expenses
General and administrative expenses	$ 67,352	$ 78,933	$ 148,256	$ 143,479
Loss from operations	(67,352)	(78,933)	(148,256)	(143,479)
Other income (expense)
Interest and dividend income, net	9,539	11,951	29,196	39,142
Change in fair value of conversion feature	(29,158)	(64,544)	(33,253)	(64,544)
Gain on distribution of investment in ClearSign	811,713	0	811,713	0
Realized losses on available-for-sale securities	660	(3,257)	(1,141)	(853)
Income (loss) before provision for income taxes	725,402	(134,783)	658,259	(169,734)
Provision for income taxes	8,013	800	8,013	800
Net income (loss)	717,389	(135,583)	650,246	(170,534)
Other comprehensive income
Unrealized gains (losses) on available-for-sale securities	11,176	(4,299)	12,317	(17,213)
Comprehensive income (loss)	$ 728,565	$ (139,882)	$ 662,563	$ (187,747)
Basic earnings (loss) per common share (in dollars per share)	$ 0.09	$ (0.02)	$ 0.08	$ (0.02)
Diluted earnings (loss) per common share (in dollars per share)	$ 0.08	$ (0.02)	$ 0.07	$ (0.02)
Weighted average number of shares outstanding:
Basic (in shares)	8,158,835	7,907,355	8,117,417	7,882,803
Diluted (in shares)	9,149,988	7,907,355	9,108,570	7,882,803

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The average number of shares or units issued and outstanding that are used in calculating diluted EPS or earnings per unit (EPU), determined based on the timing of issuance of shares or units in the period.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Statement of Financial Accounting Standard (FAS)

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-Paragraph 40

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-Name Emerging Issues Task Force (EITF)

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-Name Accounting Standards Codification

-Topic 260

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-Paragraph 16

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Number of [basic] shares or units, after adjustment for contingently issuable shares or units and other shares or units not deemed outstanding, determined by relating the portion of time within a reporting period that common shares or units have been outstanding to the total time in that period.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Statement of Financial Accounting Standard (FAS)

-Number 128

-Paragraph 40

-Subparagraph a

-LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009. This reference is included to help users transition from the previous accounting hierarchy and will be removed from future versions of this taxonomy.



Reference 2: http://www.xbrl.org/2003/role/presentationRef

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-Name Accounting Standards Codification

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-Name Accounting Standards Codification

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-Name Statement of Financial Accounting Standard (FAS)

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-LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009. This reference is included to help users transition from the previous accounting hierarchy and will be removed from future versions of this taxonomy.



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-LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009. This reference is included to help users transition from the previous accounting hierarchy and will be removed from future versions of this taxonomy.



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