function mallCategoryMenu() {

   $('#mallCategoryMenu').addClass('none');
   $('#mallCategoryMenu').find('>li').each(function() {

      $(this).find('ul>li>ul').each(function() { this.style.display = 'none'; });
      this.onmouseover = function() { this.className = 'over'; }
      this.onmouseout = function() { this.className = '';  }

   });
   $('#mallCategoryMenu').removeClass('none');

}

$(document).ready(function() { mallCategoryMenu(); });