// Het werkt moet nog wel opgeschoont worden. Alles staat in de if statment de rest is niet nodig.

function  calcHeight(iframe){
	var innerDoc = (iframe.contentDocument) ? iframe.contentDocument : iframe.contentWindow.document;
	iframe.height = 0;
	pausecomp(250)
    iframe.height = innerDoc.body.offsetHeight;
	iframe.height = document.getElementById('iframe').contentWindow.
    document.body.scrollHeight;
}
	  
	  
function pausecomp(millis) {
  var date = new Date();
  var curDate = null;
  do {
    curDate = new Date();
  }
  while(curDate-date < millis);
}

function changeMenu(clink)
{
  document.getElementById("link1").style.color="#000";
  document.getElementById("link2").style.color="#000";
  document.getElementById("link3").style.color="#000";
  document.getElementById("link4").style.color="#000";
  document.getElementById("link5").style.color="#000";
  clink.style.color="#FFF";
}