EXHIBIT 31.1

Chief Executive Officer Certification

Required by Rules13a-14 and 15d-14 under the Securities Exchange Act of 1934, asamended

I, David E. Hershberg, certifythat:

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| 1.  | I have reviewed this quarterly report on Form10-Q; |

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| 2.  | Based on my knowledge, this quarterly reportdoes not contain any untrue statement of a material fact or omit tostate a material fact necessary to make the statements made, in lightof the circumstances under which such statements were made, notmisleading with respect to the period covered by this quarterlyreport; |

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| 3.  | Based on my knowledge, the financialstatements, and other financial information included in this quarterlyreport, fairly present in all material respects the financialcondition, results of operations and cash flows of the Registrant asof, and for, the periods presented in this quarterly report; |

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| 4.  | The Registrant's other certifying officers and I areresponsible for establishing and maintaining disclosure controls andprocedures (as defined in Exchange Act Rules 13a-14 and 15d-14) for theRegistrant, and we have: |

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|  | a)  | designed suchdisclosure controls and procedures, or caused such disclosure controlsand procedures to be designed under our supervision, to ensure thatmaterial information relating to the Registrant, including itsconsolidated subsidiaries, is made known to us by others within thoseentities, particularly during the period in which this quarterly reportis being prepared; |

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|  | b)  | evaluated theeffectiveness of the Registrant's disclosure controls andprocedures and presented in this quarterly report our conclusions aboutthe effectiveness of the disclosure controls and procedures as of theend of the period covered by this quarterly report based on suchevaluation; |

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|  | c)  | disclosed in this quarterlyreport any change in the Registrant's internal control overfinancial reporting that occurred during the Registrant's mostrecent fiscal quarter that has materially affected, or is reasonablylikely to materially affect, the Registrant's internal controlover financial reporting; and |

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| 5.  | The Registrant'sother certifying officers and I have disclosed, based on our mostrecent evaluation, to the Registrant's auditors and the auditcommittee of Registrant's board of directors: |

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|  | a)  | all significant deficiencies in the designor operation of internal control over financial report which arereasonably likely to adversely affect the Registrant's ability torecord, process, summarize and report financial information; and |

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|  | b)  | any fraud, whether or not material, thatinvolves management or other employees who have a significant role inthe Registrant's internal control over financial reporting. |

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| Date:May 17, 2004 |  | By: /s/ DAVID E.HERSHBERG                                        |
|              |  | David E.HershbergChairman of the Board andChief ExecutiveOfficer |
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