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CONDENSED CONSOLIDATED STATEMENTS OF CASH FLOWS (USD $)
In Thousands
6 Months Ended
Jul. 02, 2011
Jul. 03, 2010
CASH FLOWS FROM OPERATING ACTIVITIES:    
Net loss $ (2,211) $ (1,250)
Adjustments to reconcile net loss to net cash used in operating activities:    
Depreciation and amortization 858 1,393
Share-based compensation 101 197
Deferred income taxes 60 68
Realized losses (gains) on investments 312 (56)
Other 0 (22)
Other changes in operating assets and liabilities:    
Accounts receivable, net 61 669
Prepaid and other assets (189) 122
Trade accounts payable 370 (98)
Deferred revenue (215) (316)
Accrued liabilities 149 (365)
Net cash (used in) provided by operating activities (704) 342
CASH FLOWS FROM INVESTING ACTIVITIES:    
Proceeds from sales of investments 5,938 5,500
Acquisition of property and equipment (461) (314)
Net cash provided by investing activities 5,477 5,186
CASH FLOWS FROM FINANCING ACTIVITIES:    
Borrowings on line of credit 2,625 880
Payments on line of credit (2,625) (3,680)
Payments made on long-term obligations (61) (352)
Issuance of common stock through employee stock purchase plan 18 23
Net cash used in financing activities (43) (3,129)
Effect of exchange rate on cash and cash equivalents 117 (268)
Net increase in cash and cash equivalents 4,847 2,131
Cash and cash equivalents, beginning of period 6,786 6,301
Cash and cash equivalents, end of period 11,633 8,432
Supplemental disclosure of non-cash investing and and financing transactions    
Acquisition of business: Common Stock 0 53
Acquisition of business: Consideration Payable 0 344
Accrued property and equipment additions $ 228 $ 276