XML 38 R47.htm IDEA: XBRL DOCUMENT

Note 3 - Fair Value Measurements and Other Financial Measurements (Detail) - Reconciliation of Activity for Warrant Liabilities (USD $)	12 Months Ended
	Dec. 31, 2012	Dec. 31, 2011
Warrant liabilities	$ 654,000
Change in fair value	(564,000)	1,274,000
Warrant liabilities	$ 90,000	$ 654,000

Aggregate carrying amount of current liabilities (due within one year or within the normal operating cycle if longer) not separately disclosed in the balance sheet. Includes costs that are statutory in nature, are incurred on contractual obligations, or accumulate over time and for which invoices have not yet been received or will not be rendered and of liabilities not separately disclosed.

+ References+ Details