function ajaxChange()

{

  var xmlHttp;

  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("Your browser does not support AJAX!");

      return false;

      }

    }

  }

  xmlHttp.onreadystatechange=function()

  {

    if(xmlHttp.readyState==4)

    {

      var text = xmlHttp.responseText;

	  var div = document.getElementById("change");

	  div.innerHTML = text;
	  //gör så att det uppdateras igen
	  /*ajaxChange();*/

    }

  }



  var url = "randomimage.php";

  xmlHttp.open("GET",url,true);

  xmlHttp.send(null);

}