//$AJAX调用函数
/*
参数说明：
bMethod:"GET","POST"
url:远程调用
bAsync:true=异步false=同步
formdata:form数据
bXML:是否是XML格式
funcName:监听函数
*/
function SendAjaxRequest(bMethod,url,bAsync,formdata,bXML,funcName)
{
  var $AJAX;
  //创建$AJAX对象
  if(window.XMLHttpRequest)
  {
    $AJAX=new XMLHttpRequest();
  }
  else if(window.ActiveXObject)
  {
    try
    {
       $AJAX=new ActiveXObject("Msxml2.XMLHTTP");
    }catch(e)
    {
    try{
       $AJAX=new ActiveXObject("Microsoft.XMLHTTP");
       }catch(e){
      //nothing 
     }
    }
   }
   //调用$AJAX对象
    if($AJAX)
    {
     if(typeof(funcName)=="function")
      {
        $AJAX.onreadystatechange=function()
        {
         if($AJAX.readyState==4&&$AJAX.status==200)
         {
          if(bXML)
          {//XML返回
            funcName($AJAX.responseXML);
          }else{
            funcName($AJAX.responseText);
               }
         };     
        };
      }
    $AJAX.open(bMethod,url,bAsync);
    if(formdata)
     {
      $AJAX.setRequestHeader("Content-Length",formdata.length);
      $AJAX.setRequestHeader("Content-Type","application/x-www-form-urlencoded");
      $AJAX.send(formdata);
     }
    else
     {
      if(bXML)
        {
         $AJAX.setRequestHeader("Content-Type","text/xml");
        }
      else
        {
         $AJAX.setRequestHeader("Content-Type","text/html");
        }
      $AJAX.send(null);
     }
    }
}

function sendajax(id,dir){

SendAjaxRequest("GET" , "../../htmltem/tj.jsp?id="+id+"&dir="+dir , true , null , false , MakeResult);
}