var xmlHttp4

function viewNews(str)
{
if (str.length==0)
  { 
  document.getElementById("newsDiv").innerHTML=""
  return
  }
xmlHttp4=GetXmlHttpObject4()
if (xmlHttp4==null)
  {
  alert ("Skaffa en webbläsare som kan hantera Ajax.")
  return
  } 
var url="pages/News_view.php"
url=url+"?s="+str
xmlHttp4.onreadystatechange=stateChanged4 
xmlHttp4.open("GET",url,true)
xmlHttp4.send(null)
} 

function stateChanged4() 
{ 
if (xmlHttp4.readyState==4 || xmlHttp4.readyState=="complete")
 { 
 document.getElementById("newsDiv").innerHTML=xmlHttp4.responseText 
 } 
}

function GetXmlHttpObject4()
{
var xmlHttp4=null;
try
 {
 // Firefox, Opera 8.0+, Safari
 xmlHttp4=new XMLHttpRequest();
 }
catch (e)
 {
 // Internet Explorer
 try
  {
  xmlHttp4=new ActiveXObject("Msxml2.XMLHTTP");
  }
 catch (e)
  {
  xmlHttp4=new ActiveXObject("Microsoft.XMLHTTP");
  }
 }
return xmlHttp4;
}