jquery box or columns resize

jquery box or columns resize

He I trying get this code to work with IE9

It works in IE 10, chrome and firefox

Having problems with IE9 and I am not getting an error code.

  1.   $('.row').has('.columns:nth-child(2)').each(function () {
                           var $boxes = $(this).children('.columns').children('.box');
                            $boxes.css('height','auto');
                            if (window.innerWidth > 768) {
                                var maxHeight = 0;
                                $boxes.each(function () {
                                    if ($(this).innerHeight() > maxHeight) maxHeight = $(this).innerHeight();
                                });
                                $boxes.css('height',maxHeight);
                               } else if ((window.innerWidth > 767) || (window.innerWidth > 769)) {
                              var maxHeight = 0;
                                $boxes.each(function () {
                                    if ($(this).innerHeight() > maxHeight) maxHeight = $(this).innerHeight();
                                });
                                $boxes.css('height',maxHeight);
                            
                               } else if (window.innerWidth < 767) {
                                 return false;
                            
                               }
                        });