EXHIBIT 23.1
 
 
                   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 Statement on Form S-8 File No. 333-66681.
 
                                                /s/ Arthur Andersen LLP
Philadelphia, Pa
 March 29, 1999