add auth

index.php

-// <?php header( 'Location: /index.html' ) ;  ?>
 <?php
 function require_auth() {
 	$AUTH_USER = 'zigexn';
@@ -13,7 +12,16 @@ function require_auth() {
 	if ($is_not_authenticated) {
 		header('HTTP/1.1 401 Authorization Required');
 		header('WWW-Authenticate: Basic realm="Access denied"');
-		exit;
-	}
+        return false;
+    } else {
+        return true;
+    }
+}
+
+if (require_auth()) {
     header( 'Location: /index.html' );
+    return false;    // serve the requested resource as-is.
+} else { 
+    echo "Access denied";
 }
+?>