Handle HF url

main.js

@@ -32391,7 +32391,11 @@ function setSampleIFrame(demoInfo, search = '') {
   demoContainerElem.innerHTML = '';
   if (filename) {
     const src = url || `${filename}${search}`;
-    demoContainerElem.appendChild(createElem('iframe', { src }));
+    if (window.location.origin.includes("hf")) {
+      demoContainerElem.appendChild(createElem('iframe', { `/${src}` }));
+     } else {
+      demoContainerElem.appendChild(createElem('iframe', { src }));
+    }
     demoContainerElem.style.height = '100%';
     // hide intro and show demo
     introElem.style.display = 'none';