function nlfr()
{
    var currentlocation = location.href;
    location.href = currentlocation.replace( /x-stra.be\//, "x-stra.be/fr/");
}

function nlen()
{
    var currentlocation = location.href;
    location.href = currentlocation.replace( /x-stra.be\//, "x-stra.be/en/");
}

function fren()
{
    var currentlocation = location.href;
    location.href = currentlocation.replace( /\/fr\//, "/en/");
}

function frnl()
{
    var currentlocation = location.href;
    location.href = currentlocation.replace( /\/fr\//, "/");
}


function enfr()
{
    var currentlocation = location.href;
    location.href = currentlocation.replace( /\/en\//, "/fr/");
}

function ennl()
{
    var currentlocation = location.href;
    location.href = currentlocation.replace( /\/en\//, "/");
}

function hideLayer( layerid ) 
{ 
    var layer = document.getElementById( layerid ); 
    if( layer.style.display != "none" )
    { 
        layer.style.display = "none";
        layer.className = "level3_middle";
    }
    else
    { 
        layer.style.display = "block";
        layer.className = "level3_middle";
    } 
}//end hideLayer