var NORMAL_STATE = 4;
if(navigator.appName == "Microsoft Internet Explorer") {
  http = new ActiveXObject("Microsoft.XMLHTTP");
} else {
  http = new XMLHttpRequest();
}

function vote(member, project)
{
	http.open('GET', './ajax_vote.php?vote=1&member=' + member + '&project=' + project , true);
	http.onreadystatechange = respond;
	http.send(null);
}

function nominate(member, project)
{
	http.open('GET', './ajax_nominate.php?member=' + member + '&project=' + project , true);
	http.onreadystatechange = respond2;
	http.send(null);
}

function unvote(member, project)
{																					  
	http.open('GET', './ajax_vote.php?vote=-1&member=' + member + '&project=' + project , true);
	http.onreadystatechange = respond;
	http.send(null);
}

function respond()
{
	pos = http.responseText.indexOf(' ');
	project_id = http.responseText.slice(0,pos);

	if (http.readyState == NORMAL_STATE)
		if(project_id == '-1'){
			alert(http.responseText.slice(pos));
		}else
			document.getElementById("vote" + project_id).innerHTML = http.responseText.slice(pos);
}

function respond2()
{
	if (http.readyState == NORMAL_STATE)
		alert(http.responseText);
}