// JavaScript Document

<!--
var xmlhttp = null;
if(window.XMLHttpRequest){
xmlhttp = new XMLHttpRequest();
}else{
   try{
		xmlhttp = new ActiveXObject("Microsoft.XMLHTTP");
   }catch(e){
		window.alert("Uw browser ondersteunt het XMLHttpRequest object niet!");
   }
}

function verwerk() {
if (xmlhttp.readyState == 2) {
	document.getElementById("content").style.visibility = "visible";
	document.getElementById("content").innerHTML = "Gegevens worden geladen...";
 }
if (xmlhttp.readyState == 4) {
	document.getElementById("content").style.visibility = "visible";
	document.getElementById("content").innerHTML = xmlhttp.responseText;
	//clipper();
	dw_scrollObj.loadLayer('content_container','content');
	Behaviour.apply();
 }
}

function getData(target) {
 if (xmlhttp) { 

  xmlhttp.open("GET", target, true);
  xmlhttp.onreadystatechange=verwerk;
  xmlhttp.send(null)
 }
}


var clipTop;
var clipWidth;
var clipBottom ;
var topper;
var lyrheight;
var time,amount,theTime,theHeight,DHTML;

function init_dw_Scroll() {
    var wndo = new dw_scrollObj('content_container', 'content');
    wndo.setUpScrollbar("dragBar", "track", "v", 1, 1);
    // id, autohide (hide when not needed), axis
    wndo.setUpScrollControls('scrollbar', true, 'v');   
}


function init(){
	if(!window.location.hash){
		pagina ="home";
		window.location.hash = pagina;
	}
	setTimeout(SetPoster, interval);
	Laden();
	//clipper();
	Behaviour.apply();
}

interval = 2;
interval *= 1000;
u = Math.floor(Math.random()*32);
posters = new Array("00","01","02","03","04","05","06","07","08","09","10","11","12","13","14","15","16","17","18","19","20","21","22","23","24","25","26","27","28","29","30","31");


function SetPoster(){
	fade("out",100);
}
function setOpacity(obj, opacity) {
  opacity = (opacity == 100)?99.999:opacity;
  
  // IE/Win
  obj.style.filter = "alpha(opacity:"+opacity+")";
  
  // Safari<1.2, Konqueror
  obj.style.KHTMLOpacity = opacity/100;
  
  // Older Mozilla and Firefox
  obj.style.MozOpacity = opacity/100;
  
  // Safari 1.2, newer Firefox and Mozilla, CSS3
  obj.style.opacity = opacity/100;
}

function fade(direction,opacity) {
  if (document.getElementById) {
    obj = document.getElementById("poster");
    if(direction == "in"){
		if (opacity < 100) {
		  setOpacity(obj, opacity);
		  opacity += 20;
		  window.setTimeout("fade('in',"+opacity+")", 100);
		} else if(opacity == 100){
			setTimeout(SetPoster, interval);
		}
	} else if(direction == "out"){
		if (opacity >= 20) {
    	  setOpacity(obj, opacity);
    	  opacity -= 20;
    	  window.setTimeout("fade('out',"+opacity+")", 100);
    	} else if(opacity == 0){
			setOpacity(obj, opacity);
			u++;
			if(u==32){
				u=0;
			}
			source = "images/afterindesem"+posters[u]+".JPG";
		 	document.getElementById("poster").src = source;
			fade("in",0);
		}
	}
  }
}


function Laden(){
	if(window.location.hash){
		var bookmark = window.location.hash;
		var pagina;
		var gegevens = new Array();
		gegevens = bookmark.split('#');
		pagina = gegevens[1];
		openPage(pagina);
		var track;
		track = pagina;
		urchinTracker(track);	
		init_dw_Scroll();
	}
}

function CheckContent(){
if(document.getElementById("content").innerHTML == ""){
	 target = "home.html";
	 getData(target);
	}	
}

function ExitPeople() {	
	document.getElementById("people").style.visibility = "hidden";
	document.getElementById("peoplebg").style.visibility = "hidden";
	document.getElementById("peopleExit").style.visibility = "hidden";	
	urchinTracker("#exit_people");
	CheckContent();
}

function verwerkLector() {
	if (xmlhttp.status == 200) {
		document.getElementById("people").innerHTML = "Gegevens worden geladen...";
	}
	if (xmlhttp.readyState == 2) {
		document.getElementById("people").innerHTML = "Gegevens worden geladen...";
	}
	if (xmlhttp.readyState == 4) {
		if (xmlhttp.status!=404) {
			document.getElementById("people").innerHTML = xmlhttp.responseText;
		} else { 
			document.getElementById("people").innerHTML = "If you see this text, the person you clicked on hasn't got a Bio yet. Sorry!"
		}
		Behaviour.apply();
	}

	
}

function People(lector){	
	document.getElementById("people").style.visibility = "visible";
	document.getElementById("peoplebg").style.visibility = "visible";	
	document.getElementById("peopleExit").style.visibility = "visible";	
	
	urchinTracker("#people");
	targetLector = lector +".html"
	if (xmlhttp) { 
		xmlhttp.open("GET", targetLector, true);
  		xmlhttp.onreadystatechange=verwerkLector;
  		xmlhttp.send(null)
 	}
}

function ExitForum() {	
	document.getElementById("forum").style.visibility = "hidden";
	document.getElementById("forumbg").style.visibility = "hidden";
	document.getElementById("forumExit").style.visibility = "hidden";	
	urchinTracker("#exit_forum");
	CheckContent();
}

function Forum(){	
	document.getElementById("forum").style.visibility = "visible";
	document.getElementById("forumbg").style.visibility = "visible";	
	document.getElementById("forumExit").style.visibility = "visible";	
	urchinTracker("#forum");
	CheckContent();
}

function ExitPrepub() {	
	document.getElementById("prepub").style.visibility = "hidden";
	document.getElementById("prepubbg").style.visibility = "hidden";
	document.getElementById("PrepubExit").style.visibility = "hidden";	
	urchinTracker("#exit_prepub");
	CheckContent();
}

function Prepub(){	
	document.getElementById("prepub").style.visibility = "visible";
	document.getElementById("prepubbg").style.visibility = "visible";	
	document.getElementById("PrepubExit").style.visibility = "visible";	
	urchinTracker("#prepub");
	CheckContent();
}
function ExitBnieuws() {	
	document.getElementById("bnieuws").style.visibility = "hidden";
	document.getElementById("bnieuwsbg").style.visibility = "hidden";
	document.getElementById("BnieuwsExit").style.visibility = "hidden";	
	urchinTracker("#exit_bnieuws");
	CheckContent();
}

function Bnieuws(){	
	document.getElementById("bnieuws").style.visibility = "visible";
	document.getElementById("bnieuwsbg").style.visibility = "visible";	
	document.getElementById("BnieuwsExit").style.visibility = "visible";	
	urchinTracker("#bnieuws");
	CheckContent();
}

function ExitNetwork() {	
	document.getElementById("network").style.visibility = "hidden";
	document.getElementById("networkbg").style.visibility = "hidden";
	document.getElementById("NetworkExit").style.visibility = "hidden";	
	urchinTracker("#exit_network");
	CheckContent();
}

var firsttime_network =0;
function Network(){	
	
	document.getElementById("network").style.visibility = "visible";
	document.getElementById("networkbg").style.visibility = "visible";	
	document.getElementById("NetworkExit").style.visibility = "visible";	
	urchinTracker("#network");
	CheckContent();
}

function ExitParticipants() {	
	document.getElementById("participants").style.visibility = "hidden";
	document.getElementById("participantsbg").style.visibility = "hidden";
	document.getElementById("ParticipantsExit").style.visibility = "hidden";	
	urchinTracker("#exit_participants");
	CheckContent();
}
var fotonr;

function Participants(){	
	document.getElementById("participants").style.visibility = "visible";
	document.getElementById("participantsbg").style.visibility = "visible";	
	document.getElementById("ParticipantsExit").style.visibility = "visible";
	fotonr = 1;
	showFoto(1);
	urchinTracker("#participants");
	CheckContent();
}

function showFoto(action){
	if(action == "previous"){
		fotonr = fotonr-1;
		if(fotonr == 0){
			fotonr = 9;	
		}	
	} else if(action == "next"){
		fotonr = fotonr+1;
		if(fotonr == 10){
			fotonr = 1;	
		} 
	}
	document.getElementById("repo").src = "entries/"+fotonr+".jpg";		

}

function hasClass(ele,cls) {
	return ele.className.match(new RegExp('(\\s|^)'+cls+'(\\s|$)'));
}

function removeClass(ele,cls) {
	if (hasClass(ele,cls)) {
		var reg = new RegExp('(\\s|^)'+cls+'(\\s|$)');
		ele.className=ele.className.replace(reg,' ');
	}
}

function addClass(ele,cls) {
	if (!this.hasClass(ele,cls)) ele.className += " "+cls;
}
		
var vorige_navpagina = "";

function openPage(pagina){
	//if(pagina == "people") {
	//	People();
	//} else if (pagina=="exit_people"){
	//	ExitPeople();
	//} else 
	
	if(pagina == "forum") {
		Forum();
	} else if (pagina=="exit_forum"){
		ExitForum();
	} else if(pagina=="network"){
		Network();	
	} else if(pagina=="exit_network"){
		ExitNetwork();
	} else if(pagina=="prepub"){
		Prepub();	
	} else if(pagina=="exit_prepub"){
		ExitPrepub();
	} else if(pagina=="bnieuws"){
		Bnieuws();	
	} else if(pagina=="exit_bnieuws"){
		ExitBnieuws();
	} else if(pagina=="entries"){
		Participants();	
	} else if(pagina=="exit_entries"){
		ExitParticipants();
	} else {
		target = ""+pagina+".html";
		getData(target);
	//	if(pagina == "practical" | pagina == "participate" | pagina == "archive"){
	//	} else {
		//}
		navpagina = "nav"+pagina;
		currentClass = document.getElementById(navpagina).className;;
		addClass(document.getElementById(navpagina), "active");
		if(vorige_navpagina) {
		   removeClass(document.getElementById(vorige_navpagina), "active");
		}
		vorige_navpagina = navpagina;
	}
}

function getObj(name) {
  if (document.getElementById) {
	this.obj = document.getElementById(name);
	this.style = document.getElementById(name).style;
  }
  else if (document.all) {
	this.obj = document.all[name];
	this.style = document.all[name].style;
  }
  else if (document.layers) {
	this.obj = document.layers[name];
	this.style = document.layers[name];
  }
}

function showScroller(status){
	document.getElementById("pijl_omhoog").style.visibility = status;
	document.getElementById("pijl_omlaag").style.visibility = status;
}

function clipper(){
	clipTop = 0;
	clipWidth = 385;
	clipBottom = 550;
	topper = 0;
	lyrheight = 0;
	time,amount,theTime,theHeight,DHTML;
	x = new getObj("content");
	lyrheight = document.getElementById("content").style.clip.bottom;
	lyrheight = x.obj.offsetHeight;
	lyrheight += 10;
	x.style.clip.top = clipTop;
	x.style.clip.left = 0;
	x.style.clip.right = clipWidth;
	x.style.clip.bottom = clipBottom;
	x.style.clip = 'rect('+clipTop+'px,'+clipWidth+'px,'+clipBottom+'px,0)';
	
	if (document.getElementById || document.all)	{
		clipstring = 'rect('+clipTop+'px,'+clipWidth+'px,'+clipBottom+'px,0)';
		x.style.clip = clipstring;
		x.style.top = topper + 'px';
	}
	else if (document.layers)	{
		x.style.clip.top = clipTop;
		x.style.clip.bottom = clipBottom;
		x.style.top = topper;
	}
}

function scroller(richting){
	if(richting == "up"){
		scrollayer("content", 20, 100);
	} else if(richting == "down") {
		scrollayer("content", -20, 100);
	}
}


function scrollayer(layername, amt, tim){
	thelayer = document.getElementById(layername);
	if (!thelayer) return;
	amount = amt;
	theTime = tim;
	realscroll();
}

function realscroll(){
	clipTop += amount;
	clipBottom += amount;
	topper -= amount;
	if (clipTop < 0 || clipBottom > lyrheight)	{
		clipTop -= amount;
		clipBottom -= amount;
		topper += amount;
		return;
	}
	if (document.getElementById || document.all)	{
		clipstring = 'rect('+clipTop+'px,'+clipWidth+'px,'+clipBottom+'px,0)';
		thelayer.style.clip = clipstring;
		thelayer.style.top = topper + 'px';
	}
	else if (document.layers)	{
		thelayer.style.clip.top = clipTop;
		thelayer.style.clip.bottom = clipBottom;
		thelayer.style.top = topper;
	}
	time = setTimeout('realscroll()',theTime);
}

function stopScroll(){
	if (time) clearTimeout(time);
}



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_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_nbGroup(event, grpName) { //v6.0
  var i,img,nbArr,args=MM_nbGroup.arguments;
  if (event == "init" && args.length > 2) {
    if ((img = MM_findObj(args[2])) != null && !img.MM_init) {
      img.MM_init = true; img.MM_up = args[3]; img.MM_dn = img.src;
      if ((nbArr = document[grpName]) == null) nbArr = document[grpName] = new Array();
      nbArr[nbArr.length] = img;
      for (i=4; i < args.length-1; i+=2) if ((img = MM_findObj(args[i])) != null) {
        if (!img.MM_up) img.MM_up = img.src;
        img.src = img.MM_dn = args[i+1];
        nbArr[nbArr.length] = img;
    } }
  } else if (event == "over") {
    document.MM_nbOver = nbArr = new Array();
    for (i=1; i < args.length-1; i+=3) if ((img = MM_findObj(args[i])) != null) {
      if (!img.MM_up) img.MM_up = img.src;
      img.src = (img.MM_dn && args[i+2]) ? args[i+2] : ((args[i+1])? args[i+1] : img.MM_up);
      nbArr[nbArr.length] = img;
    }
  } else if (event == "out" ) {
    for (i=0; i < document.MM_nbOver.length; i++) {
      img = document.MM_nbOver[i]; img.src = (img.MM_dn) ? img.MM_dn : img.MM_up; }
  } else if (event == "down") {
    nbArr = document[grpName];
    if (nbArr)
      for (i=0; i < nbArr.length; i++) { img=nbArr[i]; img.src = img.MM_up; img.MM_dn = 0; }
    document[grpName] = nbArr = new Array();
    for (i=2; i < args.length-1; i+=2) if ((img = MM_findObj(args[i])) != null) {
      if (!img.MM_up) img.MM_up = img.src;
      img.src = img.MM_dn = (args[i+1])? args[i+1] : img.MM_up;
      nbArr[nbArr.length] = img;
  } }
}
//-->

<!--
//v1.7
// Flash Player Version Detection
// Detect Client Browser type
// Copyright 2005-2008 Adobe Systems Incorporated.  All rights reserved.
var isIE  = (navigator.appVersion.indexOf("MSIE") != -1) ? true : false;
var isWin = (navigator.appVersion.toLowerCase().indexOf("win") != -1) ? true : false;
var isOpera = (navigator.userAgent.indexOf("Opera") != -1) ? true : false;
function ControlVersion()
{
	var version;
	var axo;
	var e;
	// NOTE : new ActiveXObject(strFoo) throws an exception if strFoo isn't in the registry
	try {
		// version will be set for 7.X or greater players
		axo = new ActiveXObject("ShockwaveFlash.ShockwaveFlash.7");
		version = axo.GetVariable("$version");
	} catch (e) {
	}
	if (!version)
	{
		try {
			// version will be set for 6.X players only
			axo = new ActiveXObject("ShockwaveFlash.ShockwaveFlash.6");
			
			// installed player is some revision of 6.0
			// GetVariable("$version") crashes for versions 6.0.22 through 6.0.29,
			// so we have to be careful. 
			
			// default to the first public version
			version = "WIN 6,0,21,0";
			// throws if AllowScripAccess does not exist (introduced in 6.0r47)		
			axo.AllowScriptAccess = "always";
			// safe to call for 6.0r47 or greater
			version = axo.GetVariable("$version");
		} catch (e) {
		}
	}
	if (!version)
	{
		try {
			// version will be set for 4.X or 5.X player
			axo = new ActiveXObject("ShockwaveFlash.ShockwaveFlash.3");
			version = axo.GetVariable("$version");
		} catch (e) {
		}
	}
	if (!version)
	{
		try {
			// version will be set for 3.X player
			axo = new ActiveXObject("ShockwaveFlash.ShockwaveFlash.3");
			version = "WIN 3,0,18,0";
		} catch (e) {
		}
	}
	if (!version)
	{
		try {
			// version will be set for 2.X player
			axo = new ActiveXObject("ShockwaveFlash.ShockwaveFlash");
			version = "WIN 2,0,0,11";
		} catch (e) {
			version = -1;
		}
	}
	
	return version;
}
// JavaScript helper required to detect Flash Player PlugIn version information
function GetSwfVer(){
	// NS/Opera version >= 3 check for Flash plugin in plugin array
	var flashVer = -1;
	
	if (navigator.plugins != null && navigator.plugins.length > 0) {
		if (navigator.plugins["Shockwave Flash 2.0"] || navigator.plugins["Shockwave Flash"]) {
			var swVer2 = navigator.plugins["Shockwave Flash 2.0"] ? " 2.0" : "";
			var flashDescription = navigator.plugins["Shockwave Flash" + swVer2].description;
			var descArray = flashDescription.split(" ");
			var tempArrayMajor = descArray[2].split(".");			
			var versionMajor = tempArrayMajor[0];
			var versionMinor = tempArrayMajor[1];
			var versionRevision = descArray[3];
			if (versionRevision == "") {
				versionRevision = descArray[4];
			}
			if (versionRevision[0] == "d") {
				versionRevision = versionRevision.substring(1);
			} else if (versionRevision[0] == "r") {
				versionRevision = versionRevision.substring(1);
				if (versionRevision.indexOf("d") > 0) {
					versionRevision = versionRevision.substring(0, versionRevision.indexOf("d"));
				}
			}
			var flashVer = versionMajor + "." + versionMinor + "." + versionRevision;
		}
	}
	// MSN/WebTV 2.6 supports Flash 4
	else if (navigator.userAgent.toLowerCase().indexOf("webtv/2.6") != -1) flashVer = 4;
	// WebTV 2.5 supports Flash 3
	else if (navigator.userAgent.toLowerCase().indexOf("webtv/2.5") != -1) flashVer = 3;
	// older WebTV supports Flash 2
	else if (navigator.userAgent.toLowerCase().indexOf("webtv") != -1) flashVer = 2;
	else if ( isIE && isWin && !isOpera ) {
		flashVer = ControlVersion();
	}	
	return flashVer;
}
// When called with reqMajorVer, reqMinorVer, reqRevision returns true if that version or greater is available
function DetectFlashVer(reqMajorVer, reqMinorVer, reqRevision)
{
	versionStr = GetSwfVer();
	if (versionStr == -1 ) {
		return false;
	} else if (versionStr != 0) {
		if(isIE && isWin && !isOpera) {
			// Given "WIN 2,0,0,11"
			tempArray         = versionStr.split(" "); 	// ["WIN", "2,0,0,11"]
			tempString        = tempArray[1];			// "2,0,0,11"
			versionArray      = tempString.split(",");	// ['2', '0', '0', '11']
		} else {
			versionArray      = versionStr.split(".");
		}
		var versionMajor      = versionArray[0];
		var versionMinor      = versionArray[1];
		var versionRevision   = versionArray[2];
        	// is the major.revision >= requested major.revision AND the minor version >= requested minor
		if (versionMajor > parseFloat(reqMajorVer)) {
			return true;
		} else if (versionMajor == parseFloat(reqMajorVer)) {
			if (versionMinor > parseFloat(reqMinorVer))
				return true;
			else if (versionMinor == parseFloat(reqMinorVer)) {
				if (versionRevision >= parseFloat(reqRevision))
					return true;
			}
		}
		return false;
	}
}
function AC_AddExtension(src, ext)
{
  if (src.indexOf('?') != -1)
    return src.replace(/\?/, ext+'?'); 
  else
    return src + ext;
}
function AC_Generateobj(objAttrs, params, embedAttrs) 
{ 
  var str = '';
  if (isIE && isWin && !isOpera)
  {
    str += '<object ';
    for (var i in objAttrs)
    {
      str += i + '="' + objAttrs[i] + '" ';
    }
    str += '>';
    for (var i in params)
    {
      str += '<param name="' + i + '" value="' + params[i] + '" /> ';
    }
    str += '</object>';
  }
  else
  {
    str += '<embed ';
    for (var i in embedAttrs)
    {
      str += i + '="' + embedAttrs[i] + '" ';
    }
    str += '> </embed>';
  }
  document.write(str);
}
function AC_FL_RunContent(){
  var ret = 
    AC_GetArgs
    (  arguments, ".swf", "movie", "clsid:d27cdb6e-ae6d-11cf-96b8-444553540000"
     , "application/x-shockwave-flash"
    );
  AC_Generateobj(ret.objAttrs, ret.params, ret.embedAttrs);
}
function AC_SW_RunContent(){
  var ret = 
    AC_GetArgs
    (  arguments, ".dcr", "src", "clsid:166B1BCA-3F9C-11CF-8075-444553540000"
     , null
    );
  AC_Generateobj(ret.objAttrs, ret.params, ret.embedAttrs);
}
function AC_GetArgs(args, ext, srcParamName, classid, mimeType){
  var ret = new Object();
  ret.embedAttrs = new Object();
  ret.params = new Object();
  ret.objAttrs = new Object();
  for (var i=0; i < args.length; i=i+2){
    var currArg = args[i].toLowerCase();    
    switch (currArg){	
      case "classid":
        break;
      case "pluginspage":
        ret.embedAttrs[args[i]] = args[i+1];
        break;
      case "src":
      case "movie":	
        args[i+1] = AC_AddExtension(args[i+1], ext);
        ret.embedAttrs["src"] = args[i+1];
        ret.params[srcParamName] = args[i+1];
        break;
      case "onafterupdate":
      case "onbeforeupdate":
      case "onblur":
      case "oncellchange":
      case "onclick":
      case "ondblclick":
      case "ondrag":
      case "ondragend":
      case "ondragenter":
      case "ondragleave":
      case "ondragover":
      case "ondrop":
      case "onfinish":
      case "onfocus":
      case "onhelp":
      case "onmousedown":
      case "onmouseup":
      case "onmouseover":
      case "onmousemove":
      case "onmouseout":
      case "onkeypress":
      case "onkeydown":
      case "onkeyup":
      case "onload":
      case "onlosecapture":
      case "onpropertychange":
      case "onreadystatechange":
      case "onrowsdelete":
      case "onrowenter":
      case "onrowexit":
      case "onrowsinserted":
      case "onstart":
      case "onscroll":
      case "onbeforeeditfocus":
      case "onactivate":
      case "onbeforedeactivate":
      case "ondeactivate":
      case "type":
      case "codebase":
      case "id":
        ret.objAttrs[args[i]] = args[i+1];
        break;
      case "width":
      case "height":
      case "align":
      case "vspace": 
      case "hspace":
      case "class":
      case "title":
      case "accesskey":
      case "name":
      case "tabindex":
        ret.embedAttrs[args[i]] = ret.objAttrs[args[i]] = args[i+1];
        break;
      default:
        ret.embedAttrs[args[i]] = ret.params[args[i]] = args[i+1];
    }
  }
  ret.objAttrs["classid"] = classid;
  if (mimeType) ret.embedAttrs["type"] = mimeType;
  return ret;
}
// -->