function toonfotogroot(x) {
  x = document.getElementById(x);
  if (x.childNodes[2].style.display == 'block') {
    x.childNodes[0].style.opacity = '';
    x.childNodes[0].style.filter = 'alpha(opacity=100)';
    x.childNodes[1].style.display = '';
    x.childNodes[2].style.display = '';
    document.getElementById("namenlijst").style.visibility = 'visible';
  }else
  {
    x.childNodes[0].style.opacity = '0.3';
    x.childNodes[0].style.filter = 'alpha(opacity=30)';
    x.childNodes[1].style.display = 'block';
    x.childNodes[2].style.display = 'block';
    document.getElementById("namenlijst").style.visibility = 'hidden';
  }
}
function highlightcase(c)
{
  c = c.substring(4,40);
  document.getElementById("case" + c).style.fontWeight = "bold";
  document.getElementById("foto" + c).style.filter = "alpha(opacity=100)";
  document.getElementById("foto" + c).style.opacity = "1";
}
function lowlightcase(c)
{
  c = c.substring(4,40);
  document.getElementById("case" + c).style.fontWeight = "normal";
  document.getElementById("foto" + c).style.filter = "alpha(opacity=30)";
  document.getElementById("foto" + c).style.opacity = "0.3";
}
function lowlightpasfoto(c)
{
  document.getElementById(c).style.filter = "alpha(opacity=30)";
  document.getElementById(c).style.opacity = "0.3";
}
function highlightpasfoto(c)
{
  document.getElementById(c).style.filter = "alpha(opacity=100)";
  document.getElementById(c).style.opacity = "1";
}

var vakantieBannerActief = false;
function toggleZomerAfbeelding() {
  if (vakantieBannerActief == false) {
    document.getElementById("homevideo").style.background = "#ffffff url(/interface/images/vakantie2009.jpg) no-repeat center bottom";
    vakantieBannerActief = true;
  } else {
    document.getElementById("homevideo").style.background = "#ffffff url(/interface/images/still_nl.jpg) no-repeat left top";
    vakantieBannerActief = false;
  }
}