function addMissingScripts()
{
    // I wait a bit because the widget might not be there, yet.
    setTimeout(function()
    {
        if( $(".gallery-widget").length ) //<- This means: Does "gallery-widget" exist?
        {
            if( $("#gallery-widget-js").length ) //<- This means: Does the gallery-widget Javascript already exist?
            {
                return;
            }
            
            // Here I'm embedding the script from the theme manually.
            $("head").append('<script type="text/javascript" src="https://taijj.net/wp-content/themes/tnet/js/gallery-widget.js?ver=5.5" id="gallery-widget-js"></script>');
        }
    }, 1000);
}