<!--
function escramble(naam){
 var a,b,c,d,e,f,g,h,i
 a='<a href=\"mai'
 a+='lto:'
     if (naam=='aad'){
	 		b='a.wubben'; 
			f='ing. Aad Wubben'}
  else if (naam=='rogier'){
			b='r.sterk';
			f='ing. Rogier Sterk'}
  else if (naam=='patricia'){
			b='p.arts'; 
			f='Dr. Patricia Arts'}
 else if (naam=='dennis'){
			b='d.deboo'; 
			f='ing. Dennis de Boo'}
 else if (naam=='michiel'){
			b='m.pols'; 
			f='MSc. Michiel Pols'}
  else if (naam=='mirjam'){
			b='m.vollebregt';
			f='ing. Mirjam Vollebregt'}
  else if (naam=='carolien'){
			b='c.vandergraaf';
			f='drs. Carolien van der Graaf';}
  else if (naam=='jasper'){
			b='j.elgersma';
			f='ing. Jasper Elgersma'}
  else if (naam=='jeroen'){
			b='j.schuphof';
			f='ir. Jeroen Schuphof'}
  else if (naam=='sandra'){
			b='s.ros';
			f='Sandra Ros'}
  else if (naam=='atn'){
  			b='info';
			f='Aqua-Terra Nova'}
  else if (naam=='alg'){
  			b='info';
			f='Email us'}			
    else {b='info'; f='Email ons'}
   c='\">'
   b+='@aqua'
   e='</a>'
   b+='terranova.nl'
   g='<img src=\"'
   h=''
   i='\" alt="Email ons" border="0">'

   if (f) d=f
   else if (h) d=g+h+i
   else d=b

   document.write(a+b+c+d+e)
}

function one() {
  var winH = 460;

  if (parseInt(navigator.appVersion)>3) {
	 if (navigator.appName=="Netscape") {
	  winH = window.innerHeight;
	 }
	 if (navigator.appName.indexOf("Microsoft")!=-1) {
	  winH = document.body.offsetHeight;
	 }	
  }

  if (winH-550<0){winH=0}
  else{winH=winH-550};
  document.getElementById("contact").style.marginTop=winH+"px";
}

function randomtop(){
	//this script generates a number betwee 1 and 9 and displays the corresponding foto
	var max = 9
	image= Math.floor(Math.random()*max)+1;
	var a = '<img src="images/top_home';
	var b = '.jpg" width="750" height="133">';
	document.write(a+image+b);
}

function hidediv() {
// hides divs 1 to 6
for (var x = 1; x <= 6; x++)
   {
	var menux="topmenu"+x;
	if (document.getElementById) 
		{ // DOM3 = IE5, NS6
		document.getElementById(menux).style.visibility = 'hidden';
		}
	else 
		{
		if (document.layers) 
			{ // Netscape 4
			document.menux.visibility = 'hidden';
		}
		else 
			{ // IE 4
			document.all.menux.style.visibility = 'hidden';
			}
		}
	}
}

function showdiv(menu) {
var menu=menu;
var menux="topmenu"+menu;
hidediv();
stopCount();
if (document.getElementById) 
	{ // DOM3 = IE5, NS6
	document.getElementById(menux).style.visibility = 'visible';
	}
else 
	{
	if (document.layers) 
		{ // Netscape 4
		document.menux.visibility = 'visible';
		}
	else 
		{ // IE 4
		document.all.menux.style.visibility = 'visible';
		}
	}
}

var t
function startCount()
{
t=setTimeout("hidediv()",2000)
}

function stopCount()
{
clearTimeout(t)
}

function changecolor(id, color) 
{
element = document.getElementById(id);
element.style.background = color;
} 

//-->