var dis='';
	  function hiLite(imgDocID,imgname)
	  {
	  	var obj = document.getElementById(imgDocID);
		obj.src = 'images/' + imgname + '.jpg';
      }
	  
	// preload images
	home=new Image;
	home.src="images/home.jpg";
	homehi=new Image;
	homehi.src="images/homehi.jpg";
	
	aanpak=new Image;
	aanpak.src="images/aanpak.jpg";
	aanpakhi=new Image;
	aanpakhi.src="images/aanpakhi.jpg";
	
	fms=new Image;
	fms.src="images/fms.jpg";
	fmshi=new Image;
	fmshi.src="images/fmshi.jpg";
	
	carriere=new Image;
	carriere.src="images/carriere.jpg";
	carrierehi=new Image;
	carrierehi.src="images/carrierehi.jpg";
	
	contact=new Image;
	contact.src="images/contact.jpg";
	contacthi=new Image;
	contacthi.src="images/contacthi.jpg";