(function ($) {
  $.fn.vAlign = function() {
    return this.each(function(i){
      $(this).children().wrapAll('<div class="nitinh-vAlign" style="position:relative;"></div>');
      var div = $(this).children('div.nitinh-vAlign');
      var ph = $(this).innerHeight();
      var dh = div.height();
      var mh = (ph - dh) / 2;
      div.css('top', mh);
    });
  };
})(jQuery);