// JScript File

function subscribeToEzine(form)
{
  if (form.email.value=='') 
  {
    alert('U heeft nog geen e-mailadres ingevuld!'); 
    form.email.focus(); 
  } 
  else 
  { 
    window.open('http://vedm.net/kluwer_bm/check_email.jsp?l=8&email=' + form.email.value, 'ezine', 'width=775px,height=250px');
  } 
  return false;
}