var xmlHttp
var Wat

function showTegenstanders(iID){
	if (iID.value==0) { 
		return;
	}
	Wat = "Tegenstanders"
	xmlHttp=GetXmlHttpObject()
	if (xmlHttp==null){
		alert ("Your browser does not support AJAX!");
		return;
	} 

	var url="/_Sys/Functions/getTegenstanders.asp?ID="+iID;
	url=url+"&sid="+Math.random();
	xmlHttp.onreadystatechange=stateChanged;
	xmlHttp.open("GET",url,true);
	xmlHttp.send(null);
} 

function ShowPlayer(iID){
	if (iID.value==0) { 
		return;
	}
	Wat = "Speler"
	xmlHttp=GetXmlHttpObject()
	if (xmlHttp==null){
		alert ("Your browser does not support AJAX!");
		return;
	}
	var url="/_Sys/Functions/getSpeler.asp?ID="+iID;
	url=url+"&sid="+Math.random();
	xmlHttp.onreadystatechange=stateChanged;
	xmlHttp.open("GET",url,true);
	xmlHttp.send(null);	
}

function CheckLogin(User,PW){
	if (User==""){return;}
	if (PW==""){return;}
	Wat = "Login"
	xmlHttp=GetXmlHttpObject()
	if (xmlHttp==null){
		alert ("Your browser does not support AJAX!");
		return;
	}
	var url="/_Sys/Functions/CoachLogin.asp?User="+User+"&PW="+PW;
	url=url+"&sid="+Math.random();
	xmlHttp.onreadystatechange=stateChanged;
	xmlHttp.open("GET",url,true);
	xmlHttp.send(null);	
}


function stateChanged() {
	if (xmlHttp.readyState==4){
		if (Wat == "Tegenstanders") {
			document.getElementById("txtTegen").innerHTML=xmlHttp.responseText; 
		}else{
			if (Wat=="Speler") {
				document.getElementById("divTopContent").innerHTML=xmlHttp.responseText;
			}else{
				if (Wat=="Login") {
					// niks!
				}
			}
		}
	}
}

function GetXmlHttpObject() {
	var xmlHttp=null;
	try
	{ xmlHttp=new XMLHttpRequest(); } // Firefox, Opera 8.0+, Safari
	catch (e)
		{
		try
		{ xmlHttp=new ActiveXObject("Msxml2.XMLHTTP"); } // Internet Explorer
		catch (e)
			{ xmlHttp=new ActiveXObject("Microsoft.XMLHTTP"); }
	}
	return xmlHttp;
}