function openWin(x,z,w,y) 
{
var url= x;
var hoog='';
if(!z){hoog='500';}else{hoog=z;}
var breed='';
if(!w){breed='610';}else{breed=w;}
var vensternaam = y;
var n = open(url,vensternaam,'height='+hoog+',innerHeight='+hoog+',width='+breed+',innerWidth='+breed+',screenX=25,left=25,screenY=25,top=25,resizable=1,scrollbars=1');
}

function HideContent(d) {
if(d.length < 1) { return; }
document.getElementById(d).style.display = "none";
}

function closeAll(d) {
HideContent('herenshirt');
HideContent('damesshirt');
}

function ShowContent(d) {
closeAll();
if(d.length < 1) { return; }
document.getElementById(d).style.display = "block";
}
function ReverseContentDisplay(d) {
if(d.length < 1) { return; }
closeAll();
if(document.getElementById(d).style.display == "none") { document.getElementById(d).style.display = "block"; }
else { document.getElementById(d).style.display = "none"; }
}