Will dynamically return a predetermined offset based on the window size for the affix plugin

gistfile1.txt

var adjustAffixOffset   = (function() {

    var $stickyItem    = $('.stickyform'),
    defaultOffsetValue             = 220,
    init                    = function() {
        changeOffsetValue(); 
        initAffixEvent();
        initAffixPlugin();
        initAffixResize();
    },
    changeOffsetValue        = function() {
        var ws = $(window).innerWidth();
        if( ws <= 980 ) n = 200;
        else n = 135;
        return n;
    },
    logOffsetValue          = function() {
        console.log(n);
    },
    initAffixEvent          = function() {
        $(window).on( 'resize', function( event ) {
            initAffixPlugin();
            logOffsetValue();
        });
    },
    initAffixPlugin         = function() {
        setTimeout( function() {
            $stickyItem.affix({offset: {top: changeOffsetValue}});
        });
    },
    initAffixResize         = function() {
        $(window).load(function() {
            changeOffsetValue();
            initAffixPlugin();
            //logOffsetValue();
        });

    };
    return { init: init };
})();
if($.browser.msie && $.browser.version <= 7){
    //Do nothing
}else{
    adjustAffixOffset.init();
}