// JavaScript Document
function popupCentre(txtPage,nbLargeur,nbHauteur,txtOption){
	var nbTop=(screen.height-nbHauteur)/2;
	var nbLeft=(screen.width-nbLargeur)/2;
	var winPopup=window.open(txtPage,"","top="+nbTop+",left="+nbLeft+",width="+nbLargeur+",height="+nbHauteur+","+txtOption);
}