equal heights

equalheight.js

var helper = {
  highest: function(selector) {
    return Math.max.apply(this || window, selector.map(function() {
      return $(this).innerHeight();
    }));
  },
  equalheights: function(selector, highest) {
    return selector.each(function() {
      return $(this).css("height", "" + highest + "px");
    });
  }
};

var fixheightsof = $("#left, #right");
helper.equalheights(fixheightsof, helper.highest(fixheightsof));