function GetContent(userid, page, id)
{
	document.getElementById("ContentPane").style.display = "none";
	document.getElementById("LoadingPane").style.display = "inline";
	updateActiveTab("ListItem_" + page);
	sendRequest(userid, page, id);
}

function updateActiveTab(page)
{
	document.getElementById("ListItem_bio").className = "";
	document.getElementById("ListItem_videos").className = "";
	document.getElementById("ListItem_photogallery").className = "";
	document.getElementById("ListItem_battlestats").className = "";
	document.getElementById("ListItem_shows").className = "";
	document.getElementById("ListItem_contact").className = "";
	document.getElementById(page).className = "active";
}

function createXMLHttpRequest()
{
	var ua;
	if(window.XMLHttpRequest) {
		try {
			ua = new XMLHttpRequest();
		} catch(e) {
			ua = false;
		}
	} else if(window.ActiveXObject) {
		try {
			ua = new ActiveXObject("Microsoft.XMLHTTP");
		} catch(e) {
			ua = false;
		}
	}
	return ua;
}

var req = createXMLHttpRequest();

function sendRequest(userid, data, id)
{
	req.open('post', '/webservice/artist.php', true);
	req.setRequestHeader("Content-Type", "application/x-www-form-urlencoded");
	req.onreadystatechange = handleResponse;
	req.send("userid=" + userid + "&operation=" + data + "&id=" + id);
}

function handleResponse()
{
	if (req.readyState == 4)
	{
		if (req.status == 200)
		{
			document.getElementById("ContentPane").style.display = "inline";
			document.getElementById("LoadingPane").style.display = "none";
			document.getElementById("ContentPane").innerHTML = req.responseText;
		}
	}
}