Fix: type must be text/javascript

htdocs/core/js/datepicker.js.php

@@ -37,8 +37,7 @@ session_cache_limiter(FALSE);
 require_once("../../main.inc.php");
 
 // Define javascript type
-header('Content-type: text/javascript');
-header("Content-type: text/html; charset=UTF-8");
+header('Content-type: text/javascript; charset=UTF-8');
 // Important: Following code is to avoid page request by browser and PHP CPU at each Dolibarr page access.
 if (empty($dolibarr_nocache)) header('Cache-Control: max-age=3600, public, must-revalidate');
 else header('Cache-Control: no-cache');