26/04/2005 (Agence Europe) - The new Czech prime minister, Jiri Paroubek, who recently took over from Stanislav Gross, says ratification of the European Constitution will be his top priority during this year leading up to the next elections (see EUROPE 8932 on the subject of MEPs Alejo Vidal-Quadras and Jo Leinen who challenge the arguments put forward by the Czech President, Vaclav Klaus, against the Constitution).