EXHIBIT 23 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 Statements: Form S-8 (File No. 33-39436), Form S-8 (File No. 33- 40953), Form S-8 (File No. 33-44346), Form S-8 (File No. 33-273236), Form S-8 (File No. 33-90014), Form S-8 (File No. 333-21597), Form S-8 (File No. 333- 21599), Form S-8 (File No. 333-34375), Form S-8 (File No. 333-41697), Form S-8 (File No. 333-43433), Form S-3 (File No. 333-48875) and Form S-8 (File No. 333- 50765). /s/ Arthur Andersen LLP -------------------------- ARTHUR ANDERSEN LLP Los Angeles, California March 29, 1999 - --------------