Event.observe(window, "load", function() {

    var leftmaxheight = 0;
    var maxheight = 0;
    if (document.all) { //This means it is IE
        if ($('frame_content_left') != null) {
            var FrameHomeLeft = parseInt(document.getElementById('frame_content_left').offsetHeight);
            var FrameHomeRight = parseInt(document.getElementById('frame_content_right_wrapper').offsetHeight);
            maxheight = (FrameHomeLeft > FrameHomeRight) ? (FrameHomeLeft) : (FrameHomeRight);
            maxheight = maxheight + 'px';
            leftmaxheight = (parseInt(maxheight)) + 'px';
            $('frame_content_left').setStyle({'height' : maxheight});
            $('frame_content_right_wrapper').setStyle({'height' : leftmaxheight});
        }
    } else {

        if ($('frame_content_left') != null) {
            FrameHomeLeft = parseInt(document.getElementById('frame_content_left').getStyle('height'));
            FrameHomeRight = parseInt(document.getElementById('frame_content_right_wrapper').getStyle('height'));
            maxheight = (FrameHomeLeft > FrameHomeRight) ? (FrameHomeLeft) : (FrameHomeRight);
            maxheight = maxheight + 'px';
            leftmaxheight = (parseInt(maxheight)) + 'px';
            $('frame_content_left').setStyle({'height' : maxheight});
            $('frame_content_right_wrapper').setStyle({'height' : leftmaxheight});
        }
    }
});