function tab(toon,verberg){
  if (document.getElementById){
  		targettoon = document.getElementById(toon);
  			if ((targettoon.style.display == "none")||(targettoon.style.display == "")){
  				targettoon.style.display = "inline";
  			}
		targetverberg = document.getElementById(verberg);
  			if ((targetverberg.style.display == "inline")||(targetverberg.style.display == "")){
  				targetverberg.style.display = "none";
  			}
  	}
}
function drietabs(toon,verberg,verberg2,tab_toon,tab_verberg,tab_verberg2){
  if (document.getElementById){
  		targettoon = document.getElementById(toon);
  			if ((targettoon.style.display == "none")||(targettoon.style.display == "")){
  				targettoon.style.display = "inline";
  			}
		targettabtoon = document.getElementById(tab_toon);
  			if ((targettabtoon.className == "none")||(targettabtoon.className == "")||(!targettabtoon.className)){
  				targettabtoon.className = "actief";
  			}
		targetverberg = document.getElementById(verberg);
  			if ((targetverberg.style.display == "inline")||(targetverberg.style.display == "")){
  				targetverberg.style.display = "none";
  			}
		targettabverberg = document.getElementById(tab_verberg);
  			if (targettabverberg.className == "actief"){
  				targettabverberg.className = "none";
  			}
		targetverberg2 = document.getElementById(verberg2);
  			if ((targetverberg2.style.display == "inline")||(targetverberg2.style.display == "")){
  				targetverberg2.style.display = "none";
  			}
		targettabverberg2 = document.getElementById(tab_verberg2);
  			if (targettabverberg2.className == "actief"){
  				targettabverberg2.className = "none";
  			}
  	}
}
function buitenlinks() {
if (document.getElementsByTagName) {
	anchors = document.getElementsByTagName("a");
	for (i=0; i<anchors.length; i++) {
		anchor = anchors[i];
		if ((anchor.getAttribute("href")) && (anchor.className=="uit")){
			anchor.target = "_blank";
			anchor.title = anchor.title + " (in nieuw venster)";
		}
	} 
}
}
window.onload = buitenlinks;