Organization and Summary of Significant Accounting Policies (Details 1) (USD $)	Mar. 31, 2013	Dec. 31, 2012	Mar. 31, 2012	Dec. 31, 2011
Cash balances by geographic area
Total cash and cash equivalents	$ 1,151,418	$ 1,445,728	$ 911,076	$ 1,152,607
Total cash and cash equivalents, Percentage	100.00%	100.00%
United States [Member]
Cash balances by geographic area
Total cash and cash equivalents	106,149	31,054
Total cash and cash equivalents, Percentage	9.20%	2.10%
China [Member]
Cash balances by geographic area
Total cash and cash equivalents	$ 1,045,269	$ 1,414,674
Total cash and cash equivalents, Percentage	90.80%	97.90%