document.write('<script language="javascript" id="src_field_list"></script>');document.write('<select id="search_channel_list" style="width:110px" onchange=\' SetSearchField("",this)\'>');document.write('<option value="0">请选择频道</option>');document.write('<option value="1">质监概况</option>');document.write('<option value="2">下载专区</option>');document.write('<option value="20">质监新闻</option>');document.write('<option value="21">互动交流</option>');document.write('<option value="22">法规文件</option>');document.write('<option value="23">热点专题</option>');document.write('<option value="26">政府信息公开</option>');document.write('<option value="28">办事大厅</option>');document.write('<option value="29">视频点播</option>');document.write('<option value="30">信息频道</option>');document.write('</select>');document.write('<select id="search_field_list" style="width:110px"><option value="0">选择搜索字段</option></select>');document.write('<input type="text" maxlength="50" id="search_txt_keyword" />');document.write('<input type="button" value="搜索" onclick=\'GoSearch("")\'/>');