// JavaScript Document
function getWindowHeight() {
	var windowHeight = 0;
	if (typeof(window.innerHeight) == 'number') {
		windowHeight = window.innerHeight;
	}
	else {
		if (document.documentElement && document.documentElement.clientHeight) {
			windowHeight = document.documentElement.clientHeight;
		}
		else {
			if (document.body && document.body.clientHeight) {
				windowHeight = document.body.clientHeight;
			}
		}
	}
	return windowHeight;
}

function setPusher() {

	if (document.getElementById) {
	
		var windowHeight = getWindowHeight();
		
		var contentHeight = document.getElementById('content').offsetHeight+121+25+25;
		var sidebarheight = document.getElementById('sidebar').offsetHeight+121;

		if (windowHeight > 0 && contentHeight < windowHeight) {
			document.getElementById('content').style.height = (windowHeight-121-25-25) + 'px';
		}
		if(windowHeight > 0 && sidebarheight < windowHeight) {
			document.getElementById('sidebar').style.height = (windowHeight-121) + 'px';
		}
	}
} 

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_displayStatusMsg(msgStr) { //v1.0
  status=msgStr;
  document.MM_returnValue = true;
}
function MM_openBrWindow(theURL,winName,features) { //v2.0
  window.open(theURL,winName,features);
}
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 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_jumpMenu(targ,selObj,restore){ //v3.0
  eval(targ+".location='"+selObj.options[selObj.selectedIndex].value+"'");
  if (restore) selObj.selectedIndex=0;
}
function submitSearch() {
	document.getElementById('highlightInput').value = document.getElementById('q').value;
	document.zoekform.submit();
}
function getCheckedValue(radioObj) {
	if(!radioObj)
		return "";
	var radioLength = radioObj.length;
	if(radioLength == undefined)
		if(radioObj.checked)
			return radioObj.value;
		else
			return "";
	for(var i = 0; i < radioLength; i++) {
		if(radioObj[i].checked) {
			return radioObj[i].value;
		}
	}
	return "";
}
function disableEnterKey(e)
{
     var key;

     if(window.event)
          key = window.event.keyCode;     //IE
     else
          key = e.which;     //firefox

	if(key == 13) {
		document.getElementById('highlightInput').value = document.getElementById('q').value;
		submitform();
	 } else {
          return true;
	}
}
function myKeyListener(event) {
       if (!event) {
          event = window.event;
     }
     //alert (event.keyCode);

     if (event.keyCode == 13) {
		 submitform()
     }
}
function submitform()
{
 document.zoeksidebar.action = getCheckedValue(document.forms['zoeksidebar'].elements['bbtarget']);
  document.zoeksidebar.submit();
}

var state = 'none'; 

function showhide(layer_ref) { 
	
    var target = document.getElementById(layer_ref);
    if (target.style.display == "inline") {
        target.style.display = "none";
		eraseCookie(layer_ref);
    } else {
        target.style.display = "inline";
		createCookie('misMenuExpandend',layer_ref,365);
    }
	setPusher();

}
function createCookie(name,value,days)
{
	if (days)
	{
		var date = new Date();
		date.setTime(date.getTime()+(days*24*60*60*1000));
		var expires = "; expires="+date.toGMTString();
	}
	else var expires = "";
	var ck = name+"="+value+expires+"; path=/";
	document.cookie = ck;
}

function readCookie(name)
{
	var nameEQ = name + "=";
	var ca = document.cookie.split(';');
	for(var i=0;i<ca.length;i++)
	{
		var c = ca[i];
		while (c.charAt(0)==' ') c = c.substring(1,c.length);
		if (c.indexOf(nameEQ) == 0) return c.substring(nameEQ.length,c.length);
	}
	return null;
}
function eraseCookie(name)
{
	createCookie(name,"",-1);
}
function initiateMisMenu() {
	
	var cvalue = readCookie('misMenuExpandend');
	if(cvalue != '') {
		showhide(cvalue)
	}				  
		
}
function imgToolTip(content) {
	itt = document.getElementById('imgToolTip');
	ittc = document.getElementById('imgToolTipContent');
	ittc.innerHTML = content;
	itt.style.visibility = "visible";
}
function sluitImgToolTip() {
	itt = document.getElementById('imgToolTip');
	ittc = document.getElementById('imgToolTipContent');
	ittc.innerHTML = '';
	itt.style.visibility = "hidden";
}
window.onload = function() {
	setPusher();
	initiateMisMenu()
}
window.onresize = function() {
	setPusher();
}