function AllesVerbergen(d)
{
 var myArray = d.split(',');
 for (var i = 0; i < myArray.length; i++)
 {
  document.getElementById(myArray[i]).style.display = "none";
 }
}
function ToonCombinatie(d)
{
 AllesVerbergen('uvx,avarna,shift,vsp,hrs,tuvx,tavarna,tshift,tvsp,thrs');
 var myArray = d.split(',');
 for (var i = 0; i < myArray.length; i++)
 {
  document.getElementById(myArray[i]).style.display = "block";
 }
}