<script language="javascript">
function postData()
{
var oXmlHttp = new ActiveXObject("Msxml2.XMLHttp");
var sPostString = "aa=bb&cc=中文";
oXmlHttp.open("POST","post.asp",false);
oXmlHttp.setRequestHeader("Content-Type","application/x-www-form-urlencoded");
oXmlHttp.send(sPostString);