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);

F=0;

function popup(chaine,width,height,nom)
{
    px = (screen.width-width)/ 2;
    py = (screen.height-height)/ 2;
    
    F=window.open (chaine,nom,'location=no,toolbar=no,status=no,directories=no, scrollbars=no,width='+width+',height='+height+',left='+px+',top='+py);
    
    F.focus();
}


function VersionNavigateur(Netscape, Explorer)
{
if ((navigator.appVersion.substring(0,3) >= Netscape && navigator.appName == 'Netscape') ||
(navigator.appVersion.substring(0,3) >= Explorer && navigator.appName.substring(0,9) == 'Microsoft'))
return true;
else return false;
}