function MM_reloadPage(init) {  //reloads the window if Nav4 resized
  if (init==true) with (navigator) {if ((appName=="Netscape")&&(parseInt(appVersion)==4)) {
    document.MM_pgW=innerWidth; document.MM_pgH=innerHeight; onresize=MM_reloadPage; }}
  else if (innerWidth!=document.MM_pgW || innerHeight!=document.MM_pgH) location.reload();
}
MM_reloadPage(true);
function newsletter() {
if (document.Frm_newsletter.NewsLetterTxt.value=="Votre email ici") {
document.Frm_newsletter.NewsLetterTxt.value="";}
}
function verifiermail(Frm_newsletter) {
      if ((document.Frm_newsletter.NewsLetterTxt.value.indexOf("@")>=0)&&(document.Frm_newsletter.NewsLetterTxt.value.indexOf(".")>=0)) {
         return true 
      } else {
         alert("Le champ mail est invalide !");
         return false
      }
}