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Note 5. Short-Term Investments Available For Sale (Detail) - Investment Income (USD $)	3 Months Ended		6 Months Ended
	Jun. 30, 2012	Jun. 30, 2011	Jun. 30, 2012	Jun. 30, 2011
Interest and dividend income	$ 130,692	$ 97	$ 264,585	$ 564
Realized losses	(68,616)		(197,176)
	$ 62,076	$ 97	$ 67,409	$ 564

Income derived from investments in debt and equity securities and on cash and cash equivalents. Interest income represents earnings which reflect the time value of money or transactions in which the payments are for the use or forbearance of money. Dividend income represents a distribution of earnings to shareholders by investee companies.

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