<input id="password" name="password" size="35" class="textInput required" type="password"/>
<div id="result">
Laaa laa laa...
</div>
$('#password').keyup(function() {
  var textValue = $(this).val();
  var result = zxcvbn(textValue);
  $('#result').html("cracktime : " + result.crack_time);
  //use this result as you like
    /*
    result.entropy            # bits
result.crack_time         # estimation of actual crack time, in seconds.
result.crack_time_display # same crack time, as a friendlier string:
                          # "instant", "6 minutes", "centuries", etc.
result.score              # [0,1,2,3,4] if crack time is less than
                          # [10**2, 10**4, 10**6, 10**8, Infinity].
                          # (useful for implementing a strength bar.)
result.match_sequence     # the list of patterns that zxcvbn based the
                          # entropy calculation on.
result.calculation_time   # how long it took to calculate an answer,
                          # in milliseconds. usually only a few ms.
    */
});
あなたのためのフィドル、http://jsfiddle.net/MhZ4p/
ちょうどクラック時間のためにトラバース機能を置き換えます
traverse(result);
に:
$('#result').html("cracktime : " + result.crack_time);