// Customise those settings
var seconds = 10000;

var divid = "timediv";

var url = "include/online_user.php";
////////////////////////////////

//

// Refreshing the DIV

//

////////////////////////////////
function refreshdiv(){
// The XMLHttpRequest object
var xmlHttp;

try{

xmlHttp=new XMLHttpRequest(); // Firefox, Opera 8.0+, Safari

}

catch (e){

try{

xmlHttp=new ActiveXObject("Msxml2.XMLHTTP"); // Internet Explorer

}

catch (e){

try{

xmlHttp=new ActiveXObject("Microsoft.XMLHTTP");

}

catch (e){

alert("Your browser does not support AJAX.");

return false;

}

}

}
// Timestamp for preventing IE caching the GET request
fetch_unix_timestamp = function()

{

return parseInt(new Date().getTime().toString().substring(0, 10))

}
var timestamp = fetch_unix_timestamp();
var nocacheurl = url+"?t="+timestamp;
// The code...
xmlHttp.onreadystatechange=function(){

if(xmlHttp.readyState==4){

document.getElementById(divid).innerHTML=xmlHttp.responseText;

setTimeout('refreshdiv()',seconds*1000);

}

}

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

xmlHttp.send(null);

}

 

// Start the refreshing process

 

var seconds;

window.onload = function startrefresh(){

setTimeout('refreshdiv()',seconds*1000);

}