equalHeights

// Make sure Object.create is available in the browser (for our prototypal inheritance)
// Courtesy of Papa Crockford
// Note this is not entirely equal to native Object.create, but compatible with our use-case
if (typeof Object.create !== 'function') {
    Object.create = function (o) {
        function F() {} // optionally move this outside the declaration and into a closure if you need more speed.
        F.prototype = o;
        return new F();
    };
}

;(function($, window, document, undefined) {
  var EqualHeights = {
    init: function(options, elems) {
      var self = this;
      self.elems = elems;
      self.$elems = $(elems);
      self.options = $.extend( {}, $.fn.equalHeights.options, options );

      $(window).on('load resize orientationchange', function() {

        if (self.checkExecution()) {

          // We need to reset the heights no matter what
          self.resetHeights();

          self.hh = 0;
          self.$elems.each(function(){
            if ($(this).innerHeight() > self.hh) {
              self.hh = $(this).innerHeight();
            }
          });
          self.setHeights(self.hh);
        }
        else {
          self.resetHeights();
        }
      });
    },

    // Based on min and max values we figure out if we should execute
    checkExecution: function() {
      var self = this;
      var ww = $(window).width();
      return (ww >= self.options.min && ww < self.options.max);
    },

    resetHeights: function() {
      var self = this;
      var height = {};
      height[self.options.property] = '';
      self.$elems.css(height);
    },

    setHeights: function(hh) {
      var self = this;
      var height = {};
      height[self.options.property] = hh;
      self.$elems.css(height);
    }

  };

  $.fn.equalHeights = function(options) {
    var equalHeights = Object.create(EqualHeights);
    equalHeights.init(options, this);
    return this;
  };

  $.fn.equalHeights.options = {
    min: 0,
    max: 10000,
    property: 'min-height'
  };

})(jQuery, window, document);