Acquisitions (Details) (Media Salvation, USD $)	Feb. 28, 2013	Jan. 31, 2012	Jan. 31, 2012 Cash payment	Jan. 03, 2011 Cash payment	Jan. 03, 2011 Stock consideration	Feb. 28, 2013 Common Stock	Jan. 31, 2012 Common Stock
Business Acquisition [Line Items]
Cash paid for acquisition	$ 500,000		$ 250,000	$ 250,000
Contingent consideration, potential cash payment				750,000
Business acquisition, contingent consideration, potential fair value of shares to be issued					2,000,000
Common stock issued upon satisfaction of contingency, in shares						33,417	33,417
Value of common stock issued upon satisfaction of contingency	$ 1,000,000	$ 1,000,000