function MM_findObj(n, d) { //v4.01
  var p,i,x;  if(!d) d=document; if((p=n.indexOf("?"))>0&&parent.frames.length) {
    d=parent.frames[n.substring(p+1)].document; n=n.substring(0,p);}
  if(!(x=d[n])&&d.all) x=d.all[n]; for (i=0;!x&&i<d.forms.length;i++) x=d.forms[i][n];
  for(i=0;!x&&d.layers&&i<d.layers.length;i++) x=MM_findObj(n,d.layers[i].document);
  if(!x && d.getElementById) x=d.getElementById(n); return x;
}
function MM_swapImage() { //v3.0
  var i,j=0,x,a=MM_swapImage.arguments; document.MM_sr=new Array; for(i=0;i<(a.length-2);i+=3)
   if ((x=MM_findObj(a[i]))!=null){document.MM_sr[j++]=x; if(!x.oSrc) x.oSrc=x.src; x.src=a[i+2];}
}
function MM_swapImgRestore() { //v3.0
  var i,x,a=document.MM_sr; for(i=0;a&&i<a.length&&(x=a[i])&&x.oSrc;i++) x.src=x.oSrc;
}

function MM_preloadImages() { //v3.0
 var d=document; if(d.images){ if(!d.MM_p) d.MM_p=new Array();
   var i,j=d.MM_p.length,a=MM_preloadImages.arguments; for(i=0; i<a.length; i++)
   if (a[i].indexOf("#")!=0){ d.MM_p[j]=new Image; d.MM_p[j++].src=a[i];}}
}

function popUp(URL) {
	day = new Date();
	id = day.getTime();
	eval("page" + id + " = window.open(URL, '" + id + "', 'toolbar=0,scrollbars=1,location=1,statusbar=1,menubar=0,resizable=1,width=650,height=600');");
}

function LaadSifr(){
	$('.KolommenBalk').sifr( {
		font: 'http://www.etruria.nl/fonts/avenir',
		textAlign : 'left'
	});
}

function WachtwoordVergeten(){
	if(document.getElementById('LoginEmail').value == '' || document.getElementById('LoginEmail').value == 'E-mail adres'){
		alert('Vul uw e-mail adres in, het wachtwoord zal dan direct naar u verzonden worden');
	} else {
		document.FormInloggen.action = "http://www.etruria.nl/execute/login.exe.php?Aktie=Wachtwoord";
		document.FormInloggen.submit();
	}
}

function WachtwoordVergetenGroot(){
	if(document.FormInloggenGroot.LoginEmail.value == '' || document.FormInloggenGroot.LoginEmail.value == 'E-mail adres'){
		alert('Vul uw e-mail adres in, het wachtwoord zal dan direct naar u verzonden worden');
	} else {
		document.FormInloggenGroot.action = "http://www.etruria.nl/execute/login.exe.php?Aktie=Wachtwoord";
		document.FormInloggenGroot.submit();
	}
}

//Applies behaviour rules to the case studies
//Author: Brian R Miedlar (c) 2006

function LaadWaarnemers(option) {
	var urls = option;
	if(window.XMLHttpRequest) {
		req = new XMLHttpRequest();
	} else if(window.ActiveXObject) {
		req = new ActiveXObject("Microsoft.XMLHTTP");
	}
	req.open("GET", urls, true);
	req.onreadystatechange = callbackWaarnemers;
	
	req.send(null);
}

function callbackWaarnemers() {
	if(req.readyState == 4) {
		if(req.status == 200) {
			response = req.responseText;
			var InhoudNu = document.getElementById('DivWaanemers').innerHTML;
			var NieuweInhoud = InhoudNu + response + '<table border="0" cellpadding="0" cellspacing="0" width="100%" class="brood"><tr><td style="padding-top:5px;"><a href="javascript: LaadWaarnemers(\'http://www.etruria.nl/boeken_waarnemers.php?AantalVelden=1\');">Extra waarnemer toevoegen</a></td></tr></table>';
			document.getElementById('DivWaanemers').innerHTML = NieuweInhoud;
		}
	}
}

function KlikWaarnemer(){
	if(document.getElementById('WaarnemerAV').checked == true){
		document.getElementById('DivWaanemers').style.display = 'block';
	} else {
		document.getElementById('DivWaanemers').style.display = 'none';
	}
}

function ExtraWaarnemer(){
	document.getElementById('WaarnemersTonen').value = '1';
	document.FormBoeken.submit();
}