function ajaxFunction()
{
  if( !document.getElementById("newsMagic") )
  {
    return;
  }
  var xmlHttp;
  var seg;
  try
  {
    seg=document.getElementById("newsMagic");
    try
    {
      // Firefox, Opera 8.0+, Safari
      xmlHttp=new XMLHttpRequest();
    }
    catch (e)
    {
      // Internet Explorer
      try
      {
        xmlHttp=new ActiveXObject("Msxml2.XMLHTTP");
      }
      catch (e)
      {
        try
        {
          xmlHttp=new ActiveXObject("Microsoft.XMLHTTP");
        }
        catch (e)
        {
          alert("no ajax");
          return;
        }
      }
    }
  }
  catch (e)
  {
    alert("object not found");
    return false;
  }
  xmlHttp.onreadystatechange=function()
  {
    if(xmlHttp.readyState==4)
    {
      seg.innerHTML=xmlHttp.responseText;
    }
  }
  xmlHttp.open("GET","news-feed.php",true);
  xmlHttp.send(null);
}