// JavaScript Criscrea.com

var newWin = null;
function closeWin(){
if (newWin != null){
if(!newWin.closed)
newWin.close();
}
}
function popupcentre(page,largeur,hauteur,options) {
closeWin();
var top=(screen.height-hauteur)/2;
var left=(screen.width-largeur)/2;
newWin = window.open(page,"","top="+top+",left="+left+",width="+largeur+",height="+hauteur+","+options);
newWin.focus();
}