$()

in eng/common/docgeneration/templates/matthews/styles/main.js [135:142]


        $(versionselector).change(function () {
            targetVersion = $(this).val()
            url = WINDOW_CONTENTS.slice()
            url[6] = targetVersion
            var targetUrl = url.join('/')
            httpGetAsyncFallbackOnFail(targetUrl, (unused) => window.location.href = url.join('/'),
                (failureStatus) => window.location.href = getPackageUrl(SELECTED_LANGUAGE, packageName, targetVersion))
        });