// JavaScript Document

function GetXmlHttpObject()
{
  var xmlHttp=null;
  try
    {
    // Firefox, Opera 8.0+, Safari
    xmlHttp=new XMLHttpRequest();
    }
  catch (e)
    {
    // Internet Explorer
    try
      {
      xmlHttp=new ActiveXObject("Msxml2.XMLHTTP");
      }
    catch (e)
      {
      xmlHttp=new ActiveXObject("Microsoft.XMLHTTP");
      }
    }
  return xmlHttp;
}

function getOutput(url,idz){

var spans = document.getElementsByTagName('span'); 
   for(var i=0;i<spans.length;i++){ 
    
      spans[i].style.visibility = 'hidden'; 
     
   } 

document.getElementById(idz).style.visibility = 'visible';
	xmlHttp=GetXmlHttpObject()
	if (xmlHttp==null)
  	{
  		alert ("Your browser does not support AJAX!");
  		return;
  	} 
	var id = 'first';
	xmlHttp.onreadystatechange = function(){
	if (xmlHttp.readyState==4)
	{ 
		document.getElementById(idz).innerHTML=xmlHttp.responseText;
		
	}
	}
	xmlHttp.open("GET",url,true);
	xmlHttp.send(null);
}