function start() {
  window.picSrc = new Array();
  window.nr = 0;


  switch (window.pagina) {
	case 'home':	  case '':
	document.getElementById('mainVisual').src='./gfx/multimedia.jpg';
	window.picSrc[0] = './gfx/netwerk.jpg';
	window.picSrc[1] = './gfx/wireless.jpg';
	window.picSrc[2] = './gfx/multimedia.jpg';
	window.picSrc[3] = './gfx/netwerk3.jpg';
	window.picSrc[4] = './gfx/dvd-speler.jpg';
	window.picSrc[5] = './gfx/router.jpg';
	window.picSrc[6] = './gfx/player.jpg'; break


	case 'netwerken':
	window.picSrc[0] = './gfx/router.jpg';
	window.picSrc[1] = './gfx/netwerk3.jpg';
	window.picSrc[2] = './gfx/wireless.jpg';
	window.picSrc[3] = './gfx/netwerk.jpg'; break

	case 'multimedia':
	window.picSrc[0] = './gfx/dvd-speler.jpg';
	window.picSrc[1] = './gfx/multimedia.jpg';
	window.picSrc[2] = './gfx/audio.jpg';
	window.picSrc[3] = './gfx/player.jpg'; break

	case 'ict-service':
	window.picSrc[0] = './gfx/netwerk.jpg';
	window.picSrc[1] = './gfx/wireless.jpg';
	window.picSrc[2] = './gfx/multimedia.jpg'; break

	case 'webshop':
	window.picSrc[0] = './gfx/player.jpg';
	window.picSrc[1] = './gfx/multimedia.jpg';
	window.picSrc[2] = './gfx/audio.jpg'; break

	case 'contact':
	window.picSrc[0] = './gfx/contact.jpg'; break

	default:
	document.getElementById('mainVisual').src='./gfx/netwerk.jpg';
	window.picSrc[0] = './gfx/netwerk.jpg';
	window.picSrc[1] = './gfx/wireless.jpg';
	window.picSrc[2] = './gfx/multimedia.jpg'; break

  }




  kopkes('kopNetwerken', './gfx/netwerken.gif', './gfx/netwerken_o.gif');
  kopkes('kopMultimedia', './gfx/multimedia.gif', './gfx/multimedia_o.gif');
  kopkes('kopIctservice', './gfx/ict-service.gif', './gfx/ict-service_o.gif');


  rotator();
}



function kopkes(imgId, imgOff, imgOn) {
  if (document.getElementById(imgId)) {
  var btnDummy= document.getElementById(imgId);
  btnDummy.onmouseover = function () {this.src=imgOn;}
  btnDummy.onmouseout = function () {this.src=imgOff;}
  }
}





function rotator() {
	if (window.nr >= window.picSrc.length) {
	  window.nr = 0;
	}

 	var mainvisual = document.getElementById('mainVisual');
	mainvisual.src=picSrc[window.nr];
	window.nr++;
	setTimeout("rotator()", 3000);
}