diff --git a/static/focus.js b/static/focus.js
index 4b43735..41c2514 100644
--- a/static/focus.js
+++ b/static/focus.js
@@ -1,41 +1,45 @@
 const API = {
     organizationList: "/orgsList",
-    analytics: "/api3/analytics",
+    analytics: "/api3/analitics", 
     orgReqs: "/api3/reqBase",
     buhForms: "/api3/buh",
 };
 
-function run() {
-    sendRequest(API.organizationList, (orgOgrns) => {
+async function run() {
+    try {
+        const orgOgrns = await sendRequest(API.organizationList);
+        if (!orgOgrns) return;
+
         const ogrns = orgOgrns.join(",");
-        sendRequest(`${API.orgReqs}?ogrn=${ogrns}`, (requisites) => {
-            const orgsMap = reqsToMap(requisites);
-            sendRequest(`${API.analytics}?ogrn=${ogrns}`, (analytics) => {
-                addInOrgsMap(orgsMap, analytics, "analytics");
-                sendRequest(`${API.buhForms}?ogrn=${ogrns}`, (buh) => {
-                    addInOrgsMap(orgsMap, buh, "buhForms");
-                    render(orgsMap, orgOgrns);
-                });
-            });
-        });
-    });
+        const [requisites, analytics, buh] = await Promise.all([
+            sendRequest(`${API.orgReqs}?ogrn=${ogrns}`),
+            sendRequest(`${API.analytics}?ogrn=${ogrns}`),
+            sendRequest(`${API.buhForms}?ogrn=${ogrns}`)
+        ]);
+
+        if (!requisites || !analytics || !buh) {
+            return;
+        }
+        
+        const orgsMap = reqsToMap(requisites);
+        addInOrgsMap(orgsMap, analytics, "analytics");
+        addInOrgsMap(orgsMap, buh, "buhForms");
+        
+        render(orgsMap, orgOgrns);
+    } catch (error) {
+        console.error("Произошла критическая ошибка:", error);
+    }
 }
 
-run();
 
-function sendRequest(url, callback) {
-    const xhr = new XMLHttpRequest();
-    xhr.open("GET", url, true);
-
-    xhr.onreadystatechange = function () {
-        if (xhr.readyState === XMLHttpRequest.DONE) {
-            if (xhr.status === 200) {
-                callback(JSON.parse(xhr.response));
-            }
-        }
-    };
+async function sendRequest(url) {
+    const response = await fetch(url);
+    if (!response.ok) {
+        alert(`Ошибка: ${response.status} ${response.statusText}`);
+        return null;
+    }
 
-    xhr.send();
+    return await response.json();
 }
 
 function reqsToMap(requisites) {