document.write("<table width=\"100%\" border=\"0\" cellpadding=\"0\" cellspacing=\"1\" bgcolor=\"#DDDDDD\">  <tr>    <td height=\"30\" bgcolor=\"#F5F5F5\"><table width=\"100%\" border=\"0\" cellpadding=\"3\" cellspacing=\"0\" >  <form name=\"search\" target=\"_blank\" method=\"get\" onSubmit=\"this.action=document.search.channelsearch.value\">        <tr>          <td align=\"center\">站内搜索：          <input size=\"40\" type=\"text\" name=\"keywords\">       <select name=\"channelsearch\">                    <option value=\"/article/search.php\">文章</option>                            <option value=\"/picture/search.php\">图片</option>                            <option value=\"/product/search.php\">product</option>                    </select>          <input type=\"hidden\" name=\"search\" value=\"1\">         <input type=\"submit\" name=\"submit\" value=\" 搜 索 \" class=\"btn\">        </td>        </tr>  </form></table>    </td>  </tr></table>");