Problemas con boton limpiar

[truman_truman]

Código HTML:

<form id="form1" name="form1" method="post" action="">
  <label for="aaaa">aaaaa</label>
  <input type="text" name="aaaa" id="aaaa" />
  <label for="bbbbbb">bbbbbb</label>
  <input type="text" name="bbbbbb" id="bbbbbb" />
  <label for="cccc">ccccc</label>
  <input type="text" name="cccc" id="cccc" />
  <input type="submit" name="button" id="button" value="Enviar" />
  <input type="reset" name="button2" id="button2" value="Restablecer" />
</form>