var aSubMenu = new Array();
var aMenu = new Array();
aMenu[0] = false;
aMenu[1] = false;
aMenu[2] = false;
aMenu[3] = false;
aMenu[4] = false;
aMenu[5] = false;
aMenu[6] = false;
aMenu[7] = false;
aMenu[8] = false;
aMenu[9] = false;
aMenu[10] = false;
aMenu[11] = false;
aSubMenu[0] = "";
aSubMenu[1] = "";
aSubMenu[2] = "";
aSubMenu[3] = ' 
de geschiedenis
' +
' het bestuur';
aSubMenu[4] = ' routebeschrijving
' +
' fotoalbum';
aSubMenu[7] = ' 1e elftal
' +
' 2e elftal
' +
' 3e elftal
' +
' 4e elftal
' +
' junioren
' +
' pupillen';
function submenu(n){
if( aMenu[n]){
tx = "";
aMenu[n] = false;
}else{
tx = aSubMenu[n];
aMenu[n] = true;
}
nx = (n * 2) - 1;
var x=document.getElementById('menu').rows
var y=x[nx].cells
y[0].innerHTML=tx;
document.getElementById('menu').refresh();
return true;
}