CONSOLIDATED STATEMENTS OF CASH FLOWS (USD $)	12 Months Ended
	Dec. 31, 2011	Dec. 31, 2010
Cash flows from operating activities:
Net income	$ 3,638,000	$ 3,055,000
Adjustments to reconcile net income to net cash provided by (used in) operating activities:
Change in allowance for doubtful accounts	117,000	(28,000)
Depreciation and amortization expenses	202,000	229,000
Stock-based compensation expense	131,000	128,000
Deferred income taxes	93,000	850,000
Changes in operating assets and liabilities:
Accounts receivable	8,961,000	(13,640,000)
Prepaid expenses	(275,000)	43,000
Accounts payable and accrued liabilities	(5,248,000)	5,557,000
Net cash provided by (used in) operating activities	7,619,000	(3,806,000)
Cash flows from investing activities:
Advances and other assets	(1,288,000)	458,000
Capital expenditures	(369,000)	(185,000)
Net cash provided by (used in) investing activities	(1,657,000)	273,000
Cash flows from financing activities:
Exercise of stock options	17,000
Change in loan payable, net	(6,159,000)	3,782,000
Net cash provided by (used in)financing activities	(6,142,000)	3,782,000
Net change in cash and cash equivalents	(180,000)	249,000
Cash and cash equivalents, beginning of year	316,000	67,000
Cash and cash equivalents, end of year	$ 136,000	$ 316,000