想弄个loading  但图标转不了.不美观

                      new 
                      $.
                      zui.
                      Messager(
                      'Loading',{ 
                      type:
                      'danger', 
                      icon: 
                      'refresh', 
                      close: 
                      false, 
                      time:
                      0, 
                      placement:
                      'center', 
                      show:
                      true });