var up_xhttp;
function LoadAjaxPage(url)
{
    if (typeof(XMLHttpRequest) != 'undefined')
		up_xhttp = new XMLHttpRequest();
	else if (typeof(ActiveXObject) != 'undefined')
		up_xhttp = new ActiveXObject('Microsoft.XMLHTTP');
	else
	{
	    alert("创建XMLHttpRequest组件失败！");
	    return;
	}
	up_xhttp.onreadystatechange = up_OnProgressResult;
		
	up_xhttp.open('POST', url, false);
	up_xhttp.send('');
}

function up_OnProgressResult()
{
    if (up_xhttp.readyState == 4)
    {
        if (up_xhttp.status == 200)
            SetMiniAjaxContent(up_xhttp.responseText);
        else
            alert('发生错误：'+up_xhttp.status);
    }
}