function email(login, domain) {
    document.write("<a href='mailto:")
    document.write(login)
    document.write("@")
    document.write(domain)
    document.write("'>")
    document.write(login)
    document.write("@")
    document.write(domain)
    document.write("</a>")
}

function emailBarra(login, domain, coords) {
  document.write("<area shape='rect' coords='")
  document.write(coords)
  document.write("' href='mailto:")
  document.write(login)
  document.write("@")
  document.write(domain)
  document.write("'/>")
}