EX-23.1 11 c68476ex23-1.txt CONSENT OF VIRCHOW KRAUSE & COMPANY, LLP Exhibit 23.1 CONSENT OF INDEPENDENT PUBLIC ACCOUNTANTS As independent public accountants, we hereby consent to the incorporation of our report included in this Form 10-K into the Company's previously filed Registration Statement (File No.'s 333-68166, 333-54584, 333-54582). /s/ VIRCHOW, KRAUSE & COMPANY, LLP Minneapolis, Minnesota April 3, 2002