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EXHIBIT 23.1
CONSENT OF INDEPENDENT PUBLIC ACCOUNTANTS
As independent public accountants, we hereby consent to the incorporation by
reference of our report dated January 28, 2000, included in this Form 10-K/A
into the Company's previously filed Registration Statement File Nos. 333-4650,
333-30225 and 333-58803. It should be noted that we have not audited any
financial statements for the Company subsequent to December 31, 1999, or
performed any audit procedures subsequent to the date of our report.
/s/ ARTHUR ANDERSEN LLP
Denver, Colorado,
December 15, 2000.
