function hideemail(name,user,domain,subject,display) 
{

  if (display == null || display == '') 
  {
      display = user + '@' + domain;    
  }

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