var httpRandomPictChanging=null;
var xmlhttpRandomPict;

function loadXMLRandomPict(url)
{
xmlhttpRandomPict=null;
if (window.XMLHttpRequest)
  {// code for Firefox, Opera, IE7, etc.
  xmlhttpRandomPict=new XMLHttpRequest();
  }
else if (window.ActiveXObject)
  {// code for IE6, IE5
  xmlhttpRandomPict=new ActiveXObject("Microsoft.XMLHTTP");
  }
if (xmlhttpRandomPict!=null)
  {
  xmlhttpRandomPict.open("GET",url,true);
  xmlhttpRandomPict.onreadystatechange=state_Change_RandomPict;
  xmlhttpRandomPict.send(null);
  }
else
  {
  alert("Your browser does not support XMLHTTP.");
  }
}

function state_Change_RandomPict()
{
if (xmlhttpRandomPict.readyState==4)
  {// 4 = "loaded"
  if (xmlhttpRandomPict.status==200)
    {// 200 = "OK"
    httpRandomPictChanging.innerHTML=xmlhttpRandomPict.responseText;
	
    httpRandomPictChanging.focus();
	httpRandomPictChanging = null;
	StartRandomPhotoTimer();
    }
  else
    {
    alert("Problem retrieving data:" + xmlhttp.statusText);
    }
  }
}

  
  var showdelay=10000;
  var photopath="experiences/";
  
function SetRandomPhotoTimer()
{ 
	 if (httpPictChanging != null)
	   {
	     changephototimerId = setTimeout("SetPhotoTimer()",showdelay);
	   }
	 else
	   {
		 httpdocchanging= document.getElementById('MR-Experience-Random-Photo');
	     changephototimerId = setTimeout("randomPhoto()",showdelay);
	   }
}

function StartRandomPhotoTimer()
  {
	 changephototimerId = setTimeout("SetRandomPhotoTimer()",10000);
  }

function randomPhoto() /* , Path) */
  {
	 
     var url = "http://www.theintertwine.org/" + photopath + "experiences-random-photo-gen1.php?ExpPath=experiences/";
	 httpRandomPictChanging = document.getElementById('MR-Experience-Random-Photo');
     loadXMLRandomPict(url);
   }
 
function mouseOverRandomPict(pict, objname, divobjname)
  {
    var obj = document.getElementById(objname);         /*"RandomPictDisplay");*/
	var divobj = document.getElementById(divobjname);    /*"RandomPictDiv");*/
	var debugobj = document.getElementById("debugRandom");
	
	debugobj.innerHTML = debugobj.innerHTML + "entry: " + pict + objname + divobjname +"<br>";
	divobj.style.visibility = "visible"; 
/*	obj.style.width = "400px"; */
	obj.src = pict; 
	obj.focus()
  }
    
function mouseOutRandomPict( divobjname )
  {
    var divobj = document.getElementById(divobjname); /*"RandomPictDiv");*/
	var debugobj = document.getElementById("debugRandom");
	
	debugobj.innerHTML = debugobj.innerHTML + "exit<br>";
	
	divobj.style.visibility = "hidden"; 
  }