function _formatHtml(html, htmlTags, urlType, wellFormatted, indentChar) {
    if (html == null) {
      html = '';
    }
    //2015-03-25
    html = html.replace(/textarea__/ig, "textarea");
    urlType = urlType || '';
    wellFormatted = _undef(wellFormatted, false);
    indentChar = _undef(indentChar, '\t');
    var fontSizeList = 'xx-small,x-small,small,medium,large,x-large,xx-large'.split(',');
 
    //2015-04-02将script里面的数据读取处理
    var obj = {};
    var index = 0;
    html = html.replace(/(<script\s[^>]*>)([\s\S]*"{$script__" + index + "$}";
        obj[key] = value;
        index++;
        return $1 + key + $3;
      } else {
        return $0;
      }
    });
    html = html.replace(/(<("'<>]+)|("]+="[^"]*")|("]+='[^']*'))*)(\/)"'" + val + "'";
            }
            fontStyle += key + ':' + val + ';';
          });
          attrMap.style = fontStyle;
        }
        _each(attrMap, function (key, val) {
          if (_FILL_ATTR_MAP[key]) {
            attrMap[key] = key;
          }
          if (_inArray(key, ['src', 'href']) >= 0) {
            attrMap[key] = _formatUrl(val, urlType);
          }
          if (htmlTags && key !== 'style' && !htmlTagMap[tagName]['*'] && !htmlTagMap[tagName][key] ||
          tagName === 'body' && key === 'contenteditable' ||
          /^kindeditor_\d+$/.test(key)) {
            delete attrMap[key];
          }
          if (key === 'style' && val !== '') {
            var styleMap = _getCssList(val);
            _each(styleMap, function (k, v) {
              if (htmlTags && !htmlTagMap[tagName].style && !htmlTagMap[tagName]['.' + k]) {
                delete styleMap[k];
              }
            });
            var style = '';
            _each(styleMap, function (k, v) {
              style += k + ':' + v + ';';
            });
            attrMap.style = style;
          }
        });
        attr = '';
        _each(attrMap, function (key, val) {
          if (key === 'style' && val === '') {
            return;
          }
          val = val.replace(/"/g, '&quot;');
          attr += ' ' + key + '="' + val + '"';
        });
      }
      if (tagName === 'font') {
        tagName = 'span';
      }
      return startNewline + '<' + startSlash + tagName + attr + endSlash + '>' + endNewline;
    });
    html = html.replace(/(<("__kindeditor_pre_newline__">\n') + $3;
    });
    html = html.replace(/\n\s*\n/g, '\n');
    html = html.replace(/<span id="__kindeditor_pre_newline__">\n/g, '\n');
    for (var key in obj) {
      html = html.replace(key, obj[key]);
    }
    //alert(html);
    return _trim(html);
  }