KindEditor得不到textarea值怎么办

<script>
  KindEditor.ready(function(K) {
   var editor1 = K.create('textarea[name="FCKeditor1"]', {
    cssPath : '../../plugins/code/prettify.css',
    uploadJson : '../../kindeditor/jsp/upload_json.jsp',
    fileManagerJson : '../../kindeditor/jsp/file_manager_json.jsp',
    allowFileManager : true
    });
    afterCreate : function() {
     KE.sync('FCKeditor1');   
    }
  });
</script>

function getContent()
{
    editor.sync();
    alert($(".FCKeditor1").val());
}