EX-23 4 file004.txt AUDITOR'S CONSENT 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 File No. 33-83890, No. 333-14657 and No. 333-42878. /s/ Arthur Andersen LLP Indianapolis, Indiana, May 15, 2001.