Condensed Consolidated Balance Sheets (USD $)	Mar. 31, 2012	Dec. 31, 2011
Current assets
Cash and cash equivalents	$ 2,403,744	$ 1,837,801
Trade accounts receivable, net	4,592,890	3,603,634
Inventory	431,431	288,174
Prepaid expenses and other current assets	548,932	392,287
Total current assets	7,976,997	6,121,896
Property and equipment, net	404,468	426,403
Intangibles, net	13,419,725	14,178,972
Goodwill	12,307,255	12,307,255
Investments		716,936
Other assets, net	338,298	109,516
Total assets	34,446,743	33,860,978
Current liabilities
Accounts payable	1,505,219	821,089
Accrued commissions	1,047,602	970,185
Accrued compensation	1,220,017	2,109,874
Accrued contingent consideration	1,578,298	2,250,000
Accrued expenses	351,318	564,726
Deferred revenue and customer advances	570,153	392,763
Notes payable	3,000,000	3,000,000
Current portion of long-term debt	256,410
Capital lease obligations	13,797	9,949
Total current liabilities	9,542,814	10,118,586
Capital lease obligations, net of current portion	8,706	18,984
Deferred revenue and customer advances, net of current portion	1,595,495	526,592
Long-term debt, net of current portion	2,243,590
Accrued contingent consideration, net of current portion	936,615	2,489,982
Deferred income taxes	87,733	87,733
Total liabilities	14,414,953	13,241,877
Commitments and contingencies
Stockholders' equity:
Preferred stock, $0.0001 par value; 5,000,000 shares authorized; no shares issued or outstanding
Common stock, $0.0001 par value; 30,000,000 shares authorized; 11,937,851 shares issued and 11,889,255 shares outstanding at March 31, 2012 and 11,901,319 shares issued and 11,853,025 shares outstanding at December 31, 2011	1,189	1,185
Additional paid-in capital	43,164,262	42,967,034
Accumulated deficit	(22,910,579)	(22,127,515)
Treasury stock, at cost; 48,596 shares at March 31, 2012 and 48,294 shares at December 31, 2011	(223,082)	(221,603)
Total stockholders' equity	20,031,790	20,619,101
Total liabilities and stockholders' equity	$ 34,446,743	$ 33,860,978