Avelar

<!--A basic Reverse Captcha contact form-->
<form id="formAntiSpam" action="" method="">
  <input type="text" name="nome" value="" tabindex="1">
  <input type="text" name="email" value="" tabindex="2">
  
  <!--The spambot test field is hidden and no has a tabindex-->
  <input type="button" class="spam-test-field" style="display:none" value="">
  
  <button type="button" onclick="spamVerify()" tabindex="3"> Send Form </button>
</form>

Avelar

  <!-- a link with function and 2 arguments, and atribute rel with nofollow value -->
  <a href='javascript:spamControl("user", "gmail.com")' rel="nofollow">Get in touch</a>
  
  <script type="text/javascript">
    // The script
    function spamControl(user,domain) {
      getString = 'mailto:' + user + '@' + domain;
      window.location = getString;
    }
  </script>

Avelar

Setup Registro.br Domain for GitHub Pages

1. On your repository create a new file CNAME and put the domain.com in the file.
2. Login Registro.br > Domínios > Select domain > Edição de zona.
3. Add Nova entrada, selec A (Host) in "Endereço Ip" point to 192.30.252.153.
4. Add Nova entrada, select CNAME (Alias) add www, and in "Nome do Servidor" point to website.github.io.