function fenetreCent(url,nom,largeur,hauteur,opt) {
var haut=(screen.height-hauteur)/2;
var Gauche=(screen.width-largeur)/2;
fencent=window.open(url,"fen_popup","top="+haut+",left="+Gauche+",width="+largeur+",height="+hauteur+","+opt);
}
function MM_preloadImages() { //v3.0
var d=document; if(d.images){ if(!d.MM_p) d.MM_p=new Array();
var i,j=d.MM_p.length,a=MM_preloadImages.arguments; for(i=0; i