if (document.images) {
  home = new Image();
  home.src = "img/homeup.gif";
  normen = new Image();
  normen.src = "img/normenup.gif";
  stichting = new Image();
  stichting.src = "img/stichtingup.gif";
  aanvraag = new Image();
  aanvraag.src = "img/aanvraagup.gif";
  links = new Image();
  links.src = "img/linksup.gif";
  contact = new Image();
  contact.src = "img/contactup.gif";
  but = new Image();
  but.src = "dwnhgup.gif";
}

function eMail(server,name,ext){
  document.write("<a href=\"mailto:"+name+"@"+server+"\."+ext+"\">"+name+"@"+server+"\."+ext+"</a>");
}