To get the Promotions Widget to appear on your web application, simply copy and paste the snippet below before the </body> tag on every web page.
<script>
var APP_ID = "Your-AppId";
window.stackPromoSettings = {
app_id: APP_ID
};
!function(){var t=window,e=document,a=function(){var t=e.createElement("script");t.type="text/javascript",t.async=!0,t.src="https://api.stack.promo/v1/widgets/promotion/"+APP_ID;var a=e.getElementsByTagName("script")[0];a.parentNode.insertBefore(t,a)};"complete"===document.readyState?a():t.attachEvent?t.attachEvent("onload",a):t.addEventListener("load",a,!1)}();
</script>