protected Node previewConvertElement(Element ele) {
ITagConverter converter = createTagConverter(ele);
if (!converter.isVisualByHTML()) {
return null;
}
converter.convertRefresh(null);
Element result = converter.getResultElement();
List children = converter.getChildModeList();
if (children != null) {
for (int i = 0, size = children.size(); i < size; i++) {
Node child = (Node) children.get(i);