function showmm(wat) {
document.getElementById("mm_video").style.display="none"; 
document.getElementById("mm_audio").style.display="none"; 
if (wat=='v'){
document.getElementById("mm_video").style.display="block"; 
}
if (wat=='a'){
document.getElementById("mm_audio").style.display="block"; 
}
}
function getstyle(wat, el){
if (wat==el)
return "block"; 
else
return "none"; 
}
function getclass(wat, el){
if (wat==el)
return "tekstselected"; 
else
return "tekstnormal"; 
}
function showtekst(wat){
document.getElementById("biografietekst").style.display = getstyle("biografie", wat); 
document.getElementById("repertoiretekst").style.display = getstyle("repertoire", wat); 
document.getElementById("reactiestekst").style.display = getstyle("reacties", wat); 
document.getElementById("techniektekst").style.display = getstyle("techniek", wat); 
document.getElementById("persberichtentekst").style.display = getstyle("persberichten", wat); 
document.getElementById("englishtekst").style.display = getstyle("english", wat); 
document.getElementById("deutschtekst").style.display = getstyle("deutsch", wat); 
document.getElementById("adviestekst").style.display = getstyle("advies", wat); 
}



/*****

Image Cross Fade Redux
Version 1.0
Last revision: 02.15.2006

*****/


window.addEventListener ? window.addEventListener("load", so_init, false):window.attachEvent("onload", so_init) ; 

var d=document, imgs = new Array(), zInterval = null, current=0, pause =false; 

function so_init() { 
if(!d.getElementById || !d.createElement)return; 

// DON'T FORGET TO GRAB THIS FILE AND PLACE IT ON YOUR SERVER IN THE SAME DIRECTORY AS THE JAVASCRIPT!
// http://slayeroffice.com/code/imageCrossFade/xfade2.css

imgs = d.getElementById("imagecontainer").getElementsByTagName("img"); 
for(i=1;i<imgs.length;i++) imgs[i].xOpacity = 0; 
imgs[0].style.display = "block"; 
imgs[0].xOpacity = .99; 

setTimeout(so_xfade, 3000); 
} 

function so_xfade() { 
cOpacity = imgs[current].xOpacity; 
nIndex = imgs[current+1] ? current+1:0; 

nOpacity = imgs[nIndex].xOpacity; 
cOpacity-=.05; 
nOpacity+=.05; 

imgs[nIndex].style.display = "block"; 
imgs[current].xOpacity = cOpacity; 
imgs[nIndex].xOpacity = nOpacity; 

setOpacity(imgs[current]); 
setOpacity(imgs[nIndex]); 

if(cOpacity<=0) { 
imgs[current].style.display = "none"; 
current = nIndex; 
setTimeout(so_xfade, 3000);
}  
else { 
setTimeout(so_xfade, 30); 
} 

function setOpacity(obj) { 
if(obj.xOpacity>.99) { 
obj.xOpacity = .99; 
return; 
} 
obj.style.opacity = obj.xOpacity; 
obj.style.MozOpacity = obj.xOpacity; 
obj.style.filter = "alpha(opacity=" + (obj.xOpacity * 100) + ")"; 
} 

}