var xmlHttp

function showDokumenter(str)
{ 
xmlHttp=GetXmlHttpObject();
if (xmlHttp==null)
  {
  alert ("Your browser does not support AJAX!");
  return;
  } 
  
var str    = document.getElementById("blue").value
var by = document.getElementById("by").value  
var hplass = document.getElementById("hplass").value  
var dato = document.getElementById("dato").value  
  
var url="../getRute.asp";
	url=url+"?Tid="+str;
	url=url+"&hplass="+hplass;
	url=url+"&by="+by;
	url=url+"&dato="+dato;		
	url=url+"&sid="+Math.random();
xmlHttp.onreadystatechange=stateChanged;
xmlHttp.open("GET",url,true);
xmlHttp.send(null);
}

function timedResultat()
{
  document.getElementById("txtDokument").innerHTML=xmlHttp.responseText;
}

function stateChanged() 
{ 
	document.getElementById("txtDokument").innerHTML='<center><br><br><br><img src="../laster.gif"/><br><br></center>'

if (xmlHttp.readyState==4)
{

	document.getElementById("txtDokument").innerHTML=xmlHttp.responseText;
}
}

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;
}