Components of Deferred Tax Assets (Detail) (USD $)	Jun. 30, 2013	Dec. 31, 2012
Schedule of Deferred Income Tax Assets and Liabilities [Line Items]
Benefit from net operating loss carryforwards	$ 2,307,598	$ 2,279,261
Allowance from doubtful accounts	44,098	0
Less: valuation allowance	(2,351,696)	(2,279,261)
Deferred tax assets, net of valuation allowance, total	$ 0	$ 0