function selectCountyLink(elementid, index) {
    selectCounty(document.getElementById(elementid), index);
}

function deselectCountyLink(elementid, index) {
    if (selectedArea != index) {
        deselectCounty(document.getElementById(elementid), index);
    }
}

function selectCounty(hyperlink, index) {
    var img = document.getElementById('navigation_map');
    var link = hyperlink;
    if (img)
        img.src = '/images/map/navigation_map_' + index + '.gif';
    if (link) {
        link.style.textDecoration = 'underline';
        link.focus();
    }
}

function deselectCounty(hyperlink, index) {
    if (selectedArea != index) {
        var img = document.getElementById('navigation_map');
        var link = hyperlink;
        if (img)
            img.src = '/images/map/transparent_map.gif';
        if (link) {
            link.style.textDecoration = 'none';
            link.blur();
        }
    }
}