function thumb_select(path, spread_id, select_number)
{
document.getElementById('thumbs_select_' + spread_id + '_1').src = path + 'images/thumb_select.png';
document.getElementById('thumbs_select_' + spread_id + '_2').src = path + 'images/thumb_select.png';
document.getElementById('thumbs_select_' + spread_id + '_3').src = path + 'images/thumb_select.png';
document.getElementById('thumbs_select_' + spread_id + '_4').src = path + 'images/thumb_select.png';
document.getElementById('thumbs_select_' + spread_id + '_5').src = path + 'images/thumb_select.png';
document.getElementById('thumbs_select_' + spread_id + '_6').src = path + 'images/thumb_select.png';

document.getElementById('thumbs_select_' + spread_id + '_' + select_number).src = path + 'images/thumb_select_active.png';
}

function your_brand(id)
{
document.getElementById('link_vision').className = '';
document.getElementById('link_our_service').className = '';
document.getElementById('link_our_markets').className = '';
document.getElementById('link_10_brand_building_products').className = '';

document.getElementById('vision').style.display = 'none';
document.getElementById('our_service').style.display = 'none';
document.getElementById('our_markets').style.display = 'none';
document.getElementById('10_brand_building_products').style.display = 'none';

document.getElementById('link_' + id).className = 'active';
document.getElementById(id).style.display = 'block';
}

function close_all_routes()
{
document.getElementById('utrecht_nijmegen').style.display = 'none';
document.getElementById('openbaar_vervoer').style.display = 'none';
document.getElementById('rotterdam').style.display = 'none';
document.getElementById('tilburg').style.display = 'none';
document.getElementById('eindhoven').style.display = 'none';
}