Accrued Liabilities (Details) (USD $)	Mar. 31, 2013	Dec. 31, 2012
Acquisition contingent liability	$ 98,946	$ 91,740
Accrued stock compensation	105,807	218,850
Wages/commissions payable	1,619,921	1,013,909
Other accrued expenses	1,006,562	1,075,591
Accrued Liabilities Current	$ 2,831,236	$ 2,400,090