jquery脚本检测密码强度

$('#pass').keyup(function(e) ...{

     var strongRegex = new RegExp("^(?=.{8,})(?=.*[A-Z])(?=.*[a-z])(?=.*[0-9])(?=.*\\W).*$", "g");

     var mediumRegex = new RegExp("^(?=.{7,})(((?=.*[A-Z])(?=.*[a-z]))|((?=.*[A-Z])(?=.*[0-9]))|((?=.*[a-z])(?=.*[0-9]))).*$", "g");

     var enoughRegex = new RegExp("(?=.{6,}).*", "g");

     if (false == enoughRegex.test($(this).val())) ...{

             $('#passstrength').html('More Characters');

     } else if (strongRegex.test($(this).val())) ...{

             $('#passstrength').className = 'ok';

             $('#passstrength').html('Strong!');

     } else if (mediumRegex.test($(this).val())) ...{

             $('#passstrength').className = 'alert';

             $('#passstrength').html('Medium!');

     } else ...{

             $('#passstrength').className = 'error';

             $('#passstrength').html('Weak!');

     }

     return true;

});