function getPages()
{
    var currtIndex=window.location.href.split('/')[4].split('.')[0];
    var rerault;
    var http_request;
    if (window.XMLHttpRequest)
    {//对于Mozilla、Netscape、Safari等浏览器，创建XMLHttpRequest对象
        http_request = new XMLHttpRequest();
    }
    else if (window.ActiveXObject)
    {// 对于Internet Explorer浏览器，创建XMLHttpRequest
        try 
        {
            http_request = new ActiveXObject("Msxml2.XMLHTTP");
        }
        catch (e)
        {
            try
            {
                http_request = new ActiveXObject("Microsoft.XMLHTTP");
            }
            catch (e)
            {}
        }
    }        
    http_request.open("POST","/Product/Page.aspx?_CurrtIndex="+currtIndex+"",false);
    http_request.send();
    var sResult=http_request.responseText;
    if(http_request.status=="200"&&http_request.readyState == 4)
    {
     rerault=sResult;         
    }
    else
    {
      rerault="0"+"|"+"2";
    }
    var min =sResult.split('|')[0];
    var max = sResult.split('|')[1];
    document.getElementById("min").href="/Product/"+min+".htm";
    document.getElementById("max").href="/Product/"+max+".htm";
}