User account

  <script>

    //SCRIPT - validação input phone

    document.getElementsByName('field_telefone[und][0][value]')[0].setAttribute("placeholder", "Digite somente números");

    document.getElementsByName('field_telefone[und][0][value]')[0].setAttribute("maxlength", "15");

    function mascara(o, f) {

        v_obj = o;

        v_fun = f;

        setTimeout(execmascara, 1);

    }

    function execmascara() {

        v_obj.value = v_fun(v_obj.value)

    }

    function mtel(v) {

        v=v.replace(/\D/g,"");

        v=v.replace(/^(\d{2})(\d)/g,"($1) $2");

        v=v.replace(/(\d)(\d{4})$/,"$1-$2");

        return v;

    }

    function id(el) {

      return document.getElementById(el);

    }

    window.onload = function() {

      var $telefone = id('edit-field-telefone-und-0-value');

      $telefone.onkeyup = function() {

        mascara( this, mtel );

      }

      $telefone.onblur = function() {

        var v = this.value;

        if( v.indexOf('(11)') !== -1 && v.length === 14) {

          this.value = v.replace(/\((\d{2})\) (\d{4})-(\d{4})/g,'($1) 9$2-$3');

        }

      }

    }

    //user/register

  </script>