Note 18 - Subsequent Event	12 Months Ended
Dec. 31, 2013
Subsequent Events [Abstract]
Subsequent Events [Text Block]	18. Subsequent Event Private Placement On January 7, 2014, we entered into a securities purchase agreement (the “Agreement”), pursuant to which we issued and sold for cash an aggregate of 11,299,999 shares of our common stock at a purchase price of $0.30 per share. We also issued warrants for no additional consideration to purchase an aggregate of 5,650,001 shares of common stock at an exercise price of $0.40 per share from January 7, 2014 through January 7, 2019. We derived gross proceeds of $3,390,000 from this placement.

The entire disclosure for significant events or transactions that occurred after the balance sheet date through the date the financial statements were issued or the date the financial statements were available to be issued. Examples include: the sale of a capital stock issue, purchase of a business, settlement of litigation, catastrophic loss, significant foreign exchange rate changes, loans to insiders or affiliates, and transactions not in the ordinary course of business.

No definition available.

Name:	us-gaap_SubsequentEventsTextBlock
Namespace Prefix:	us-gaap_
Data Type:	nonnum:textBlockItemType
Balance Type:	na
Period Type:	duration