Exhibit 23.4 CONSENT OF INDEPENDENT CERTIFIED PUBLIC ACCOUNTANTS --------------------------------------------------- As independent certified public accountant, I hereby consent to the use of my report (and to all references to my Firm) included in or made a part of this registration statement. /s/ John A. Criscuola, CPA - -------------------------- John A. Criscuola, CPA Port Jefferson Station, New York January 7, 2000