Update pages.html

pages.html

@@ -34,19 +34,21 @@
  <script>  
 
 
-function addScriptToHead(src) {
-  const script = document.createElement('script');
-  script.src = src;
-  document.head.appendChild(script);
+function loadScript(src) {
+  return new Promise((resolve, reject) => {
+    const script = document.createElement('script');
+    script.src = src;
+    script.onload = resolve;
+    script.onerror = reject;
+    document.head.appendChild(script);
+  });
 }
 
 // Пример использования
-addScriptToHead('https://unpkg.com/grapesjs');
-addScriptToHead('https://unpkg.com/grapesjs-blocks-basic');
-addScriptToHead('https://unpkg.com/grapesjs-component-countdown');
-
-
-
+loadScript('https://unpkg.com/grapesjs')
+  .then(() => loadScript('https://unpkg.com/grapesjs-blocks-basic'))
+  .then(() => loadScript('https://unpkg.com/grapesjs-component-countdown'))
+  .catch(error => console.error('Error loading scripts:', error));