Fair Value Disclosures (Tables)

6 Months Ended

Jun. 30, 2013

Fair Value Disclosures [Abstract]

Schedule of Fair Value, Assets and Liabilities Measured on Recurring Basis [Table Text Block]

The following table presents fair values for those assets and liabilities measured at fair value on a recurring basis and the level within the fair value hierarchy in which the measurements fall.  No transfers among the levels within the fair value hierarchy occurred during the three months ended June 30, 2013.

	Fair Value
	Level	June 30, 2013		December 31, 2012 (audited)
Investments	1		237,600		142,800
Royalty guarantee	2		(49,900)		(79,000)
Advance guarantee	2		(245,100)		(364,200)