function doVote (move) {
	var url = applicationUrl + "php/vote.php";
	var params = "move=" + move;
	doAjax(url, params);
}
var applicationUrl = "";

function doAjax(url, params){
	req = GetXmlHttpObject();
	
	req.onreadystatechange = function(){
			
		if (req.readyState == 4) {
			if (req.status == 200) {
				var text = req.responseText;	
				proccess(text);
			} else {
				alert("Problem: " + req.statusText);
			}
		}
	}
	req.open('POST', url, true);
	req.setRequestHeader("Content-type", "application/x-www-form-urlencoded");
	req.setRequestHeader("Content-length", params.length);
	req.setRequestHeader("Connection", "close");
	req.send(params);	
	
}

function GetXmlHttpObject(){ 
	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;
        }
      }
    }
	return xmlHttp;
}
 
function proccess(text){	
	if (text.length > 0) {
		alert(text);
	}
}