diff --git a/core/controller.py b/core/controller.py
index d474fed..d800f17 100644
--- a/core/controller.py
+++ b/core/controller.py
@@ -334,6 +334,12 @@ def _oncomplete(self, a_task):
         db.update('Task', where="id = %d" % a_task.id, date_completed = "%d" % time.time(),completed_size = "%d" % a_task.completed_size, total_size = "%d" % a_task.total_size, filename=a_task.filename)
         log("complete: "+a_task.url)
         self._close_db(db)
+        # rename filename
+        self.filename_lock.acquire()
+        try:
+            os.rename(a_task.partfilename, os.path.join(self.settings.download_path, a_task.filename))
+        finally:
+            self.filename_lock.release()
         self.update_event.set()
 
     def _get_filename_by_url(self, url):
diff --git a/webui/app.py b/webui/app.py
index dde7880..0063d29 100644
--- a/webui/app.py
+++ b/webui/app.py
@@ -46,8 +46,8 @@ def POST(self):
         web.header('Content-Type', 'application/json')
         try:
             data = json.loads(web.data())
-            #TODO: 支持多个URL
-            controller.add_tasks(data['urls'].splitlines(), data['cookie'], data['referer'])
+            # remove empty lines, add tasks
+            controller.add_tasks(filter(None, data['urls'].splitlines()), data['cookie'], data['referer'])
             return '"OK"'
         except Exception, e:
             return json.dumps(unicode(e))