Amount of currency on hand as well as demand deposits with banks or financial institutions. Includes other kinds of accounts that have the general characteristics of demand deposits. Also includes short-term, highly liquid investments that are both readily convertible to known amounts of cash and so near their maturity that they present insignificant risk of changes in value because of changes in interest rates. Excludes cash and cash equivalents within disposal group and discontinued operation.

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+ Details

Organization and Summary of Significant Accounting Policies (Details) (USD $)	Jun. 30, 2012	Dec. 31, 2011	Jun. 30, 2011	Dec. 31, 2010
Cash balances by geographic area
Total cash and cash equivalents	$ 1,307,312	$ 1,152,607	$ 1,624,570	$ 947,177
Total cash and cash equivalents, Percentage	100.00%	100.00%
United States
Cash balances by geographic area
Total cash and cash equivalents	75,187	288,090
Total cash and cash equivalents, Percentage	5.80%	25.00%
China
Cash balances by geographic area
Total cash and cash equivalents	$ 1,232,125	$ 864,517
Total cash and cash equivalents, Percentage	94.20%	75.00%