1 Exhibit 23.1 CONSENT OF INDEPENDENT PUBLIC ACCOUNTANTS As independent public accountants, we hereby consent to the incorporation of our report dated March 2, 2000 included in this Form 10-K, into the Company's previously filed Registration Statements on Form S-8 (File Nos. 333-91437, 333-39429, 333-04496, 3389134 and 3360576) and Form S-3 (File No. 333-44453). Arthur Andersen LLP Roseland, New Jersey March 28, 2000