EX-23 7 w48423ex23.txt CONSENT OF ARTHUR ANDERSEN LLP 1 Exhibit 23 CONSENT OF INDEPENDENT PUBLIC ACCOUNTANTS As independent public accountants, we hereby consent to the incorporation of our reports dated March 7, 2001 included in this Form 10-K, into the Company's previously filed Form S-8 Registration Statements, Registration Nos. 33-43105, 33-51954, 333-36633, 333-36661, 333-36725, 333-58591 and 333-46974. /s/ Arthur Andersen LLP Philadelphia, PA April 25, 2001