// B = bookyto private namespace
            var B;
            B = B || {};

            // utils: bookyto specific helper functions
            B.utils = B.utils || {};

            // lib: general library functions which could potentially separated from B(bookyto)
            B.lib = B.lib || {};

            // Name space for page specific functions
            B.pages = B.pages || {};

            // configuration
            B.conf = B.conf || {};

            // env
            B.conf.environment = "development";

            // URLs (not path -> also update MasterConfiguration
            B.conf.URL = B.conf.URL || {};
            B.conf.URL.webRoot = "https://www.bookyto.com/";
            B.conf.URL.webRoot.img = "https://www.bookyto.com/img/";

            // const
            B.konst = B.konst || {};

            B.konst.AJAX = B.konst.AJAX || {};
            B.konst.AJAX.VAL_FAILURE = "failure";
            B.konst.AJAX.VAL_SUCCESS = "success";
            
            
            // stuff which is on every page (html is mainly in the layout file)
            B.site = B.site || {};
            // event handlers on every pages
            B.site.eh = B.site.eh || {};
            
            B.site.helper = B.site.helper || {};
            
            B.site.conf =  {};
            B.site.conf.urlBase = B.conf.URL.webRoot + 'site/';
            
            // google analytics
            B.site.conf.ga = {};
            B.site.conf.ga.account = "UA-13223586-1";
            B.site.conf.ga.domainName = "bookyto.net";