Start invitation; notification; add profile avatar in me

frontend/static/js/utils/noticeUtils.js

@@ -1,4 +1,28 @@
-function manage_popup(client) {
+// timer in milliseconds
+function sleep(ms) {
+    return new Promise(resolve => setTimeout(resolve, ms));
 }
 
-export {manage_popup}
+async function create_popup(text = undefined, timer = undefined) {
+
+	if (text == undefined)
+		text = "notice undefined";
+
+	let popup = document.getElementById("popup");
+	popup.textContent = "Notice: " + text;
+	popup.style.opacity = 0.95;
+	popup.onclick = async () => {
+		popup.style.opacity = 0;
+		return ;
+	}
+
+	if (timer == undefined)
+		timer = 5000;
+	await sleep(timer);
+
+	popup.style.opacity = 0;
+	//popup.style.visibility = "hidden"
+
+}
+
+export {create_popup}