You can provide each configuration as an attribute to the <script> tag that you are using to load ActivejS.
Example:
<script
src="https://active.motaword.com/index.js"
crossorigin
data-token="token"
data-project-id="project-id"
data-current-language="en-US"
data-render-widget="true"
data-widget-element="#my-language-selector"
data-theme="light"
data-position="in-place-down"
data-follow-user="true"
data-use-dummy-translations="false"
data-use-dynamic-translations="true"
data-change-mode="history"
data-url-mode="path"
data-modify-links="true"
data-query-name="locale"
data-wait-for-dom="true"></script>