equalizeheights.js

var equalizeHeights = function () {
    $(".equalizer").each(function(ix, el) {
      var heights = $(el).find('.eq-watch').map(function() {
          return $(this).height();
      }).get();
      maxHeight = Math.max.apply(null, heights);
      $(el).find('.eq-watch').height(maxHeight);
    });
  };

equalizeHeights();

$(window).resize(function() {
  equalizeHeights();
});