var oilgae
var forum
var newnergy
var start
var end
var mode
var populartopics
var domain = "http://" + window.location.toString().split("//")[1].split("/")[0] + "/";
function showRSS(start, end, mode)
 {
var url=domain+"oilgae/rss_fetcher.php"
url = url+"?start="+start+"&end="+end+"&mode="+mode
if(mode == 'oilgaeblog')
  {
	oilgae=GetXmlHttpObject()
	oilgae.onreadystatechange=oilgaeblog 
	oilgae.open("GET",url,true)
	oilgae.send(null)
  	} else if(mode == 'newnergyblog') {
	newnergy=GetXmlHttpObject()
	newnergy.onreadystatechange=newnergyblog
	newnergy.open("GET",url,true)
	newnergy.send(null)
     } else if(mode == 'forum') { 
    forum=GetXmlHttpObject()
	forum.onreadystatechange=oilgaeforum
	forum.open("GET",url,true)
	forum.send(null)
    } else {
		 populartopics=GetXmlHttpObject()
	populartopics.onreadystatechange=oilgaeforumpopular
	populartopics.open("GET",url,true)
	populartopics.send(null)
	}
		
 }

function oilgaeblog() 
 { 
 if (oilgae.readyState==4 || oilgae.readyState=="complete")
  { 
  document.getElementById("tlink_oilgae").innerHTML=oilgae.responseText 
  } else {
	  document.getElementById("tlink_oilgae").innerHTML='<img src=/oilgae/new_img/p_indicator.gif>'
  }
 }
 function newnergyblog() 
 { 
 if (newnergy.readyState==4 || newnergy.readyState=="complete")
  { 
  document.getElementById("tlink_eblog").innerHTML=newnergy.responseText 
  } else {
	  document.getElementById("tlink_eblog").innerHTML='<img src=/oilgae/new_img/p_indicator.gif>'
  }
 }
 
 function oilgaeforum() 
 { 
 if (forum.readyState==4 || forum.readyState=="complete")
  { 
  document.getElementById("tlink_forum").innerHTML=forum.responseText 
  } else {
	  document.getElementById("tlink_forum").innerHTML='<img src=/oilgae/new_img/p_indicator.gif>'
  }
 }
 function oilgaeforumpopular() 
 { 
 if (populartopics.readyState==4 || populartopics.readyState=="complete")
  { 
  document.getElementById("mostpopularforum").innerHTML=populartopics.responseText 
  } else {
	  document.getElementById("mostpopularforum").innerHTML='<img src=/oilgae/new_img/p_indicator.gif>'
  }
 }

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;
}