function hideemail(name,user,domain,display,subject) 
{
  if (display == null || display == '') 
  {
      display = user + '@' + domain;    
  }

  if (subject != '') {
    subject = '?subject=' + subject;
  }
  document.write('<a href="mailto:' + name + ' <' + user + '@' + domain + 
    '>' + subject + '">' + display + '</a>');
}