absolute - fixed scroller

scroll.js

$(document).ready(function() {
    var nav = $('.compare_nav.fix_right');
    nav.css({'position': 'absolute', 'right': '0px', 'top': '115px'});

    $(window).scroll(function(e){
        if($(this).scrollTop() > 200 && nav.css('position') != 'fixed') {
            var wrapperLocation = $('#wrapper').offset()['left'];
            var rightLocation = $('#wrapper').outerWidth() + wrapperLocation;
            nav.css({'position': 'fixed', 'top': '115px', 'left': rightLocation - 200 + 'px'});
        }
    });
)};