function addremove(favid){


// Configure those variables as appropriate

var divid = 'status';
var url = 'favscript/addremove.php';


// 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;
}
}
}


// Generate 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;


// This code sends the variables through AJAX and gets the response

xmlHttp.onreadystatechange=function(){
if(xmlHttp.readyState!=4){
document.getElementById(divid).innerHTML='<img src="images/spinner.gif">  Wait...';
}
if(xmlHttp.readyState==4){
document.getElementById(divid).innerHTML=xmlHttp.responseText;
}
}
xmlHttp.open("GET",nocacheurl+"&favid="+favid,true);
xmlHttp.send(null);


// Finally, some code for button toggle

var button = document.getElementById('button');

switch(button.name)
{
case 'button0':
  button.src = 'images/1.jpg';
  button.name = 'button1';
  break;
case 'button1':
  button.src = 'images/0.jpg';
  button.name = 'button0';
  break;
}

}