Monday Major exhibition, «In the Light of Apollo: The Italian Renaissance and Greece,» opens at the National Gallery of Athens as part of the Cultural Olympiad, with the cooperation of the Roberto Longhi Foundation of Florence. Through March 31. Debate for 2004 budget ends with roll call vote shortly after midnight. Labor Minister Dimitris Reppas holds a press conference, at the Labor Ministry at 1 p.m., to present the bill on social security regulations and other provisions. European Parliament’s office in Athens holds a conference on «European Citizens and Cultural Identity in Europe,» on the occasion of the Greek publication of a collection of essays called «The Europeans,» edited by Prof. Helene Ahrweiler and Maurice Aymard. European Ombudsman Nikiforos Diamandouros and Alternate Foreign Minister Tassos Yiannitsis to speak. At the Foreign Ministry’s Yiannos Kranidiotis Hall, at noon. Hellenic Foundation for European and Foreign Policy (ELIAMEP) holds a conference on «Democracy, Rule of Law and the Role of the Ombudsman in Eastern and Southeastern Europe: The European Prospect.» European Ombudsman Nikiforos Diamandouros will speak. At Zappeion Hall, 12.30 p.m. The Unification of the Aracheological Sites of Athens, in cooperation with Attiko Metro, is holding an exhibition at Syntagma metro station on antiquities and preparations for the 2004 Olympics called «Athens: City in Motion.» Public Works Minister Vasso Papandreou and Culture Minister Evangelos Venizelos will inaugurate the display at 7 p.m. Through January 26. UNICEF holds a Christmas party to present the collection box for Greek children to show solidarity with the rest of the world’s children, at the Korai pedestrian walkway, at noon. Defense Minister Yiannos Papantoniou visits troops in northeastern Evros border region. Merchant Marine Minister Giorgos Paschalidis holds a press conference on the deregulation of coastal shipping. Indoor training center for diving and synchronized swimming at Aghios Cosmas to be inaugurated. Communist-led Pan Labor Front (PAME) stages protest against planned labor legislation outside the OAED Manpower Organization’s offices at 52 Pireos Street at 9.30 a.m. Wednesday Piraeus Prefect Yiannis Michas to present new programs on employment. Thursday Christmas Day. A holiday. Friday Day after Christmas. A holiday.