(function() {
    var themeName = 'newTestTheme', themeQueryParam = {
        _ab: 0,
        _fd: 0,
        _sc: 1,
        preview_theme_id: 122125320307
    };
    // add theme details above
    var updateQueryStringParameter = function(uri, key, value) {
        var re = new RegExp("([?&])" + key + "=.*?(&|#|$)", "i");
        if( value === undefined ) {
            if (uri.match(re)) {return uri.replace(re, '$1$2');} else {return uri;}
        } else {
            if (uri.match(re)) {return uri.replace(re, '$1' + key + "=" + value + '$2');
            } else {
                var hash =  '';
                if( uri.indexOf('#') !== -1 ){hash = uri.replace(/.*#/, '#');uri = uri.replace(/#.*/, '');}
                var separator = uri.indexOf('?') !== -1 ? "&" : "?";
                return uri + separator + key + "=" + value + hash;
            }
        }
    };
    var themeUrl = window.location.href;
    for (var key in themeQueryParam) {
        themeUrl = updateQueryStringParameter(themeUrl, key, themeQueryParam[key]);
    }
    if (!(sessionStorage.getItem(themeName) == 'true')) {
        //convert.redirect(themeUrl);
        window.location.href = themeUrl;
    }
})();