UNAUDITED CONDENSED CONSOLIDATED STATEMENTS OF CASH FLOWS (USD $)	9 Months Ended
	Sep. 30, 2013	Sep. 30, 2012
Operating activities
Net loss	$ (7,293,644)	$ (3,650,367)
Adjustments to reconcile net loss to net cash used in operating activities:
Realization of cumulative translation adjustment		(1,227,656)
Share-based compensation expense	957,261	1,499,910
Change in fair value of derivative instruments	1,181,575	(341,118)
Depreciation expense	139,049	234,811
Provision for deferred income taxes	49,753	188,610
Non-cash interest expense	104,726	81,252
Gain on the disposal of property and equipment	(3,500)	(66,626)
Changes in operating assets and liabilities:
Billed accounts receivable	2,432,641	2,818,201
Unbilled accounts receivable	2,501,117	(661,103)
Prepaid expenses and other current assets	313,384	557,683
Accounts payable	(588,086)	400,764
Accrued expenses and other liabilities	203,951	455,184
Deferred revenue	(909,939)	(467,409)
Net cash used by operating activities	(911,712)	(177,864)
Investing activities
Purchase of property and equipment	(84,579)
Proceeds from the sale of property and equipment	3,500	67,400
Net cash (used) provided by investing activities	(81,079)	67,400
Financing activities
Proceeds from issuance (repayment) of debt and warrants	(499,998)	2,500,000
Net proceeds from (repayment of) revolving credit agreement	(1,330,507)	1,208,370
Deferred financing costs		(216,460)
Change in restricted cash requirements		100,000
Proceeds from issuance of common stock, net of offering costs	6,068,891	38,984
Other		(32,960)
Net cash provided by financing activities	4,238,386	3,597,934
Effects of exchange rates on cash	(3,713)	2,087
Increases in cash and cash equivalents	3,241,882	3,489,557
Cash and cash equivalents, at beginning of period	12,701,517	11,236,771
Cash and cash equivalents, at end of period	15,943,399	14,726,328
Supplemental disclosure of cash flow information
Cash paid for interest	184,909	145,658
Noncash financing activities
Value of warrants issued to lender in connection with loan		$ 69,876