THURSDAY Prime Minister Costas Karamanlis to meet with Justice Minister Anastassis Papaligouras at 10 a.m. At 12.30 p.m., he will have talks with visiting European Commissioner for Science and Research Janez Potocnik. At 7.30 p.m., he will address a meeting of the members of the Institute of International Finance at Zappeion Hall. The UN High Commissioner for Refugees in Athens holds a seminar on the protection of refugees in Greece at 8.30 a.m. at the Stratos Vassilikos Hotel. Tel. 210.672.6417. The Exporters’ Association of Northern Greece holds its annual general meeting at 7 p.m. at the Thessaloniki Port Authority. Macedonia-Thrace Minister Giorgos Kalatzis to speak. Synaspismos Left Coalition President Alekos Alavanos visits Corinth. Health Minister Dimitris Avramopoulos to address a conference hosted by the Health Ministry and the Greek Anti-smoking Association on the occasion of World No-Tobacco Day, at noon at Zappeion Hall. Deputy Health Minister Giorgos Constantopoulos to attend an EU health ministers meeting in Brussels. The General Confederation of Greek Labor (GSEE) to present the conclusions of a study on the development of the Piraeus and Thessaloniki ports, at noon at the Park Hotel in Athens. FRIDAY Athens Mayor Nikitas Kaklamanis and Piraeus Mayor Panayiotis Fasoulas hold a joint press conference to sign a cooperation memorandum between the two municipalities, at noon at Technopolis. European Commissioner for Science and Research Janez Potocnik to present the Sventh Framework Program for Research and Technological Development (2007-2013) at 10 a.m. at the Hotel Grande Bretagne. Development Minister Dimitris Sioufas to speak. Foreign Minister Dora Bakoyannis to chair the 14th Mediterranean Forum ministerial meeting to take place in Rethymnon, Crete. To Saturday. The National Telecommunications and Post Commission (EETT) hosts the second international conference on «Broadband Internet,» at 10 a.m. at the Grand Resort Lagonissi. Prime Minister Costas Karamanlis to make the opening speech. To Sunday. Tel. 210.361.7277. Ecolife 2007, an exhibition of environmentally friendly products and services, opens at 5 p.m. at the Olympic fencing venue at the old airport in Hellenikon. The fair will run through Monday. Tel. 210.384.5344 or visit www.ecolife.gr.