pathParts.js

    var path = (function() {
        var pathName = window.location.pathname;
        var newPathArray = pathName.split('/').filter(function(val){
            return !val == '';
        });

        function partExists(arrVal) {
            return newPathArray.some(function(val){
                return val === arrVal;
            });
        }
        return {
            parts: newPathArray,
            partExists: partExists

        }
    })();