Organization and Summary of Significant Accounting Policies (Details) (USD $)	Sep. 30, 2012	Dec. 31, 2011	Sep. 30, 2011	Dec. 31, 2010
Cash balances by geographic area
Total cash and cash equivalents	$ 955,405	$ 1,152,607	$ 518,274	$ 947,177
Total cash and cash equivalents, Percentage	100.00%	100.00%
United States
Cash balances by geographic area
Total cash and cash equivalents	138,786	288,090
Total cash and cash equivalents, Percentage	14.50%	25.00%
China
Cash balances by geographic area
Total cash and cash equivalents	$ 816,619	$ 864,517
Total cash and cash equivalents, Percentage	85.50%	75.00%