var xmlhttp = null;

try {
     xmlhttp = new XMLHttpRequest();
   } catch (trymicrosoft) {
     try {
       xmlhttp = new ActiveXObject("Msxml2.XMLHTTP");
     } catch (othermicrosoft) {
       try {
         xmlhttp = new ActiveXObject("Microsoft.XMLHTTP");
       } catch (failed) {
         xmlhttp = null;
       }
     }
   }

 if (xmlhttp == null)
   alert("Error creating xmlhttp object!");

function showXmlHttp(url, target)
{

  url = url + "?rd=" + Math.random();	
  
  xmlhttp.open("GET", url  , true);
  xmlhttp.onreadystatechange=function() 
    {
      if (xmlhttp.readyState==4)
      {
      
		if (xmlhttp.status==200)
		{

            var giatritrave = xmlhttp.responseText;
            //alert(giatritrave);
            var myarrayvalue = giatritrave.split(";")
            for (var i=0; i < target.length; i++)
            {
                //alert(myarrayvalue[i]);
			    var span  = document.getElementById(target[i]);	
        	    span.innerHTML = myarrayvalue[i];
            }
        } 
        //else {alert(xmlhttp.status);    }
      }
    }
    xmlhttp.send(null);
}



function showDetailXmlHttp(url, target)
{
  var span = document.getElementById(target);
  if(span==null)
  {
    
  }
  else
  {
  
    //span.innerHTML = "<br>Đang tải dữ liệu...";
    xmlhttp.open('GET', url + '&rd=' + Math.random(), true);
   
    xmlhttp.onreadystatechange=function() 
    {
      if (xmlhttp.readyState==4)
      {
        if (xmlhttp.status==200)
		{
		    var t = document.createElement('span');
            t.innerHTML = xmlhttp.responseText;
            span.appendChild(t);
            //span.innerHTML = xmlhttp.responseText;
        }
      }
    }
    xmlhttp.send(null);
   }   
  return true;
}



function closeXmlHttp(target){
  
  var s = document.getElementById(target);
  if(s==null)
  {
  }
  else
  {  
    s.innerHTML = '';
  }
}