CONSENT OF ARTHUR ANDERSEN LLP
Published on March 31, 1999
EXHIBIT 23.1
CONSENT OF INDEPENDENT PUBLIC ACCOUNTANTS
As independent public accountants, we hereby consent to the incorporation
of our report included in this Annual Report on Form 10-K, into the Company's
previously filed registration statements on Form S-8 (File No. 333-47069) and on
Form S-8 (File No. 333-56849).
ARTHUR ANDERSEN LLP
Houston, Texas
March 29, 1999