in appx/Power BI Embedded/powerbi-sample-app/powerbi-sample-app/js/theming.js [11:19]
$("input:radio[name=radio-sidebar]").bind("click", function() {
var value;
value = $(this).val();
if (value === "default") {
return $("#sidebar").removeClass("sidebar-inverse");
} else if (value === "inverse") {
return $("#sidebar").addClass("sidebar-inverse");
}
});