function fenetre(url){
window.open(url,"col","location=no,toolbar=yes,directories=no,menubar=no,resizable=no,scrollbars=yes,width=350,height=450");
}
function Start(page) {
window.self.name="principal";
OpenWin = this.open(page, "CtrlWindow","toolbar=yes,menubar=no,location=no,scrollbars=yes,resizable=no,height=350,width=450");
}