1 EXHIBIT 23.1 CONSENT OF INDEPENDENT PUBLIC ACCOUNTANTS As independent public accountants, we hereby consent to the use of our report dated February 14, 2000 (and to all references to our Firm) included in or made a part of this registration statement filed on Form S-1 registering Ordinary Shares. Luboshitz Kasierer Member firm of Arthur Andersen Tel Aviv February 14, 2000