1 Exhibit 23.1 CONSENT OF INDEPENDENT CERTIFIED PUBLIC ACCOUNTANTS As independent certified public accountants, we hereby consent to the incorporation of our reports included in this Form 11-K into the Company's previously filed Registration Statement File Nos. 333-30903, 333-51463, 333-51467, 333-51469 and 333-51499. ARTHUR ANDERSEN LLP Tampa, Florida, August 24, 1998