document.write("<select onChange=Link_Open(this.options[this.selectedIndex].value,'link')><option value=''>----------友情链接----------</option><option value='http://service.customs.gov.cn/default.aspx?tabid=9404'>上海海关</option><option value='http://www.sgs.gov.cn/lz/etpsInfo.do?method=index'>上海企业注册登记信息</option></select>");