//<script language="JavaScript">

nereidFadeObjects = new Object();
nereidFadeTimers = new Object();

function fadeIn(img, td, baseClass, menuRoot) {
	nereidFade(img, 100, 5, 10);
	img.style.cursor = "hand"; 
	
	if (!baseClass) baseClass = "projectlist-text";
	if (td) {
			td.className = baseClass + "-selected";
	}
	
	if (menuRoot && menuRoot != "") {
		var currentId = 'menu' + menuRoot + '_sub' + td.id.substring(6)
		
		if (document.getElementById(currentId)) {
			fadeInMenu(currentId)
		}
	}
}

function fadeOut(img, td, baseClass, menuRoot) {
	nereidFade(img, 40, 5, 10);
	img.style.cursor = ""; 

	if (!baseClass) baseClass = "projectlist-text";
	if (td) {
		td.className = baseClass;
	}

	if (menuRoot && menuRoot != "") {
		var currentId = 'menu' + menuRoot + '_sub' + td.id.substring(6)
		
		if (document.getElementById(currentId)) {
			fadeOutMenu(currentId)
		}
	}
}

function fadeInMenu(menuId, id, baseClass) {
	var objMenu = document.getElementById(menuId)

	if (objMenu)
		nereidFade(objMenu, 100, 5, 30);
	
	if (id) {
		var img = document.getElementById("imgList" + id)
		var td = document.getElementById("tdList" + id)
		
		if (img && td) 
			fadeIn(img, td, baseClass)
	}
}

function fadeOutMenu(menuId, id, baseClass) {
	var objMenu = document.getElementById(menuId)

	if (objMenu)
		nereidFade(objMenu, 0, 5, 50);

	if (id) {
		var img = document.getElementById("imgList" + id)
		var td = document.getElementById("tdList" + id)
		
		if (img && td) 
			fadeOut(img, td, baseClass)
	}
}

function mouseOverMenu(menuId, id, baseClass) {
	var objMenu = document.getElementById(menuId)

	if (objMenu && objMenu.src)
		objMenu.src = "images/pixel2.gif";

	if (id) {
		var img = document.getElementById("imgList" + id)
		var td = document.getElementById("tdList" + id)
		
		if (img && td) {
			if (!baseClass) baseClass = "projectlist-text";
			if (td) {
				if (td.className.indexOf("left") > 0)
					td.className = baseClass + "-left-selected";
				else
					td.className = baseClass + "-right-selected";
			}
		}
	}
}

function mouseOutMenu(menuId, id, baseClass) {
	var objMenu = document.getElementById(menuId)

	if (objMenu && objMenu.src)
		objMenu.src = "images/pixel.gif";

	if (id) {
		var img = document.getElementById("imgList" + id)
		var td = document.getElementById("tdList" + id)
		
		if (img && td) {
			if (!baseClass) baseClass = "projectlist-text";
			if (td) {
				if (td.className.indexOf("left") > 0)
					td.className = baseClass + "-left";
				else
					td.className = baseClass + "-right";
			}
		}
	}
}

function nereidFade(object, destOp, rate, delta){
	if (!document.all)
		return
    if (object != "[object]"){
		setTimeout("nereidFade("+object+","+destOp+","+rate+","+delta+")",0);
        return;
	}
        
	clearTimeout(nereidFadeTimers[object.sourceIndex]);
    
    diff = destOp-object.filters.alpha.opacity;
    direction = 1;
    if (object.filters.alpha.opacity > destOp){
        direction = -1;
    }
    delta=Math.min(direction*diff,delta);
    object.filters.alpha.opacity+=direction*delta;

    if (object.filters.alpha.opacity != destOp){
        nereidFadeObjects[object.sourceIndex]=object;
		nereidFadeTimers[object.sourceIndex]=setTimeout("nereidFade(nereidFadeObjects["+object.sourceIndex+"],"+destOp+","+rate+","+delta+")",rate);
    }
}

function showMenu() {
	MM_preloadImages("images/pixel2.gif")
}

function displayForm() {
	var loc = document.location;
	
	loc += "?reageer=ja"
	document.location = loc;
}

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_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_openBrWindow(theURL,winName,features) { //v2.0
  window.open(theURL,winName,features);
}

function MM_validateForm() { //v4.0
  var i,p,q,nm,test,num,min,max,errors='',args=MM_validateForm.arguments;
  for (i=0; i<(args.length-2); i+=3) { test=args[i+2]; val=MM_findObj(args[i]);
    if (val) { nm=val.name; if ((val=val.value)!="") {
      if (test.indexOf('isEmail')!=-1) { p=val.indexOf('@');
        if (p<1 || p==(val.length-1)) errors+='- '+nm+' must contain an e-mail address.\n';
      } else if (test!='R') { num = parseFloat(val);
        if (isNaN(val)) errors+='- '+nm+' must contain a number.\n';
        if (test.indexOf('inRange') != -1) { p=test.indexOf(':');
          min=test.substring(8,p); max=test.substring(p+1);
          if (num<min || max<num) errors+='- '+nm+' must contain a number between '+min+' and '+max+'.\n';
    } } } else if (test.charAt(0) == 'R') errors += '- '+nm+' is required.\n'; }
  } if (errors) alert('The following error(s) occurred:\n'+errors);
  document.MM_returnValue = (errors == '');
}

//</script>