document.write('<div id="login_div"><form id="form1" action="" method="post" runat="server"><ul><li>用户名：</li><li><input name="txtFDCUserName" id="txtFDCUserName"  type="text" maxlength="30" class="login_name"  onclick="funname();" value ="用户名"  /></li><li>密码：</li><li><input name="txtFDCPassword" id="txtFDCPassword" type="password" size="8" class="login_pass" maxlength="30" onFocus="funpass();" value ="密码密码密码"   onkeypress="login_press();"/></li><li><input name="button" type="submit" class="TopLoginBtn" id="imgLoginBtn" value="登录" onClick="return Button1_onclick();"/></li><li><span><a href="http://www.alighting.cn/Users/Register.aspx" target ="_blank">没有注册？</a></span> <span><a href="http://www.alighting.cn/Users/ForgottenPassword.aspx" target ="_blank">忘记密码？</a></span></li></ul></form></div>')
var xmlhttp = false;
if(window.XMLHttpRequest)
{
    //Mozilla 浏览器
    xmlhttp = new XMLHttpRequest();
    if (xmlhttp.overrideMimeType)
    {//设置MiME类别
      xmlhttp.overrideMimeType('text/xml');
    }
}
else
    if (window.ActiveXObject)
    {
    // IE浏览器
    try
      { xmlhttp = new ActiveXObject("Msxml2.XMLHTTP"); }
    catch (e)
    {
        try
        { xmlhttp = new ActiveXObject("Microsoft.XMLHTTP"); }
        catch (e)
        { }
    }
}
  

//状态改变事件处理函数：处理返回的信息
 function processRequest()
     {
       if (xmlhttp.readyState == 4)
        { // 判断对象状态
          if (xmlhttp.status == 200) //正常返回信息，状态编号200
          { // 信息已经成功返回，开始处理信息
            var result=xmlhttp.responseText;
            if(result!="0")
            {
               alert("登录成功！");
                //window.location.href("http://www.alighting.cn/Controls/index/login.aspx?userID="+result);
            }
            else
            {
               alert("用户名或密码错误！")
            }
            

          }
          //else
          //{ //页面不正常
          // alert("您所请求的页面有异常。");
          //}
    
        }
  }

function login_press() 
{
    if(event.keyCode==13)
    {   
        event.keyCode=9;   document.getElementById('imgLoginBtn').click();
        return false;
    }
        return false;
}
function funname()
{
    var skey = document.getElementById ("txtFDCUserName").value;
    if(skey=="用户名")
    {
        document.getElementById ("txtFDCUserName").value="";
        document.getElementById ("txtFDCUserName").focus();
    }
}

function funpass()
{
     var skey = document.getElementById ("txtFDCPassword").value;
    if(skey=="密码密码密码")
    {
        document.getElementById ("txtFDCPassword").value="";
        document.getElementById ("txtFDCPassword").focus();
    }
}

function Button1_onclick()
{
var username=document.getElementById("txtFDCUserName").value;
var password=document.getElementById("txtFDCPassword").value;
if(username == "" || password == "")
{
    alert("对不起，请输入用户名或密码！");
   if(username == "")
   {
      document.getElementById("txtFDCUserName").focus();
    }
    else
    {
      document.getElementById("txtFDCPassword").focus();
    }
    return false;
}
else
{
  //var url="http://reg.alighting.cn/WebLogin.aspx?FDCUserName="+escape(username)+"&FDCPassWord="+escape(password);
  //xmlhttp.open("post", url, true);
  //xmlhttp.onreadystatechange = processRequest;
  //xmlhttp.send(null);
  window.location.href("http://reg.alighting.cn/WebLogin.aspx?FDCUserName="+escape(username)+"&FDCPassWord="+escape(password));
}
 return false;
}