function postajax(){
        var info=document.getElementById("textfield").value;

        var ajaxObjects = new Array();
        var ajaxIndex = ajaxObjects.length;
        ajaxObjects[ajaxIndex] = new sack();
        ajaxObjects[ajaxIndex].requestFile = "/inc/sous1.asp";       
                ajaxObjects[ajaxIndex].URLString= "textfield="+info+"&";              
        ajaxObjects[ajaxIndex].onCompletion = function(){ showAjaxData(ajaxIndex,ajaxObjects); };       
                ajaxObjects[ajaxIndex].onError=function(){ajaxerr()};               
        ajaxObjects[ajaxIndex].runAJAX();
}
function showAjaxData(ajaxIndex,ajaxObjects)
{
	var rsp = ajaxObjects[ajaxIndex].response;
	document.getElementById('xssous').innerHTML=rsp;
	//document.getElementById('xssous').innerText=rsp;
	//alert("·µ»ØµÄ×Ö·ûÊÇ£º"+document.getElementById('xssous').innerText);
}