1 EXHIBIT 23.1 CONSENT OF INDEPENDENT PUBLIC ACCOUNTANTS As independent public accountants, we hereby consent to the incorporation of our reports included in this Form 10-K, into the Company's previously filed Registration Statements File No. 333-90045, File No. 333-77943, File No. 333-33038 and File No. 333-39396 on Form S-8. /s/ ARTHUR ANDERSEN - ----------------------- ARTHUR ANDERSEN LLP March 26, 2001 Los Angeles, California