function showFree() {
    if (document.getElementById) { // DOM3 = IE5, NS6
        document.getElementById('soon').style.visibility = 'hidden';
        document.getElementById('soon').style.display = 'none';
        document.getElementById('popular').style.visibility = 'hidden';
        document.getElementById('popular').style.display = 'none';
        document.getElementById('client').style.visibility = 'hidden';
        document.getElementById('client').style.display = 'none';
        document.getElementById('news').style.visibility = 'hidden';
        document.getElementById('news').style.display = 'none';
        document.getElementById('free').style.visibility = '';
        document.getElementById('free').style.display = '';
    }
    else {
        if (document.layers) { // Netscape 4
            document.soon.visibility = 'hidden';
            document.soon.display = 'none';
            document.popular.visibility = 'hidden';
            document.popular.display = 'none';
            document.client.visibility = 'hidden';
            document.client.display = 'none';
            document.news.visibility = 'hidden';
            document.news.display = 'none';
            document.free.visibility = '';
            document.free.display = '';
        }
        else { // IE 4 
            document.all.soon.style.visibility = 'hidden';
            document.all.soon.style.display = 'none';
            document.all.popular.style.visibility = 'hidden';
            document.all.popular.style.display = 'none';
            document.all.free.style.visibility = '';
            document.all.free.style.display = '';
        }
    }
    document.getElementById('ClientTab').style.color = '#666';
    document.getElementById('upComingTab').style.color = '#666';
    document.getElementById('allTab').style.color = '#666';
    document.getElementById('newsTab').style.color = '#666';
    document.getElementById('popularTab').style.color = '#666';
    document.getElementById('freeTab').style.color = '#0099CC';
}

function showPopular() {
    if (document.getElementById) { // DOM3 = IE5, NS6 
        document.getElementById('soon').style.visibility = '';
        document.getElementById('soon').style.display = '';
        document.getElementById('popular').style.visibility = '';
        document.getElementById('popular').style.display = '';
        document.getElementById('client').style.visibility = 'hidden';
        document.getElementById('client').style.display = 'none';
        document.getElementById('news').style.visibility = 'hidden';
        document.getElementById('news').style.display = 'none';
        document.getElementById('free').style.visibility = 'hidden';
        document.getElementById('free').style.display = 'none';
    }
    else {
        if (document.layers) { // Netscape 4 
            document.soon.visibility = '';
            document.soon.display = '';
            document.popular.visibility = '';
            document.popular.display = 'inherit';
            document.client.visibility = 'hidden';
            document.client.display = 'none';
            document.news.visibility = 'hidden';
            document.news.display = 'none';
            document.free.visibility = 'hidden';
            document.free.display = 'none';
        }
        else { // IE 4 
            document.all.soon.style.visibility = '';
            document.all.soon.style.display = '';
            document.all.popular.style.visibility = '';
            document.all.popular.style.display = '';
        }
    }
    document.getElementById('ClientTab').style.color = '#666';
    document.getElementById('upComingTab').style.color = '#666';
    document.getElementById('allTab').style.color = '#666';
    document.getElementById('newsTab').style.color = '#666';
    document.getElementById('freeTab').style.color = '#666';
    document.getElementById('popularTab').style.color = '#0099CC';
}

function showUpComing() {
    if (document.getElementById) { // DOM3 = IE5, NS6 
        document.getElementById('soon').style.visibility = '';
        document.getElementById('soon').style.display = '';
        document.getElementById('popular').style.visibility = 'hidden';
        document.getElementById('popular').style.display = 'none';
        document.getElementById('client').style.visibility = 'hidden';
        document.getElementById('client').style.display = 'none';
        document.getElementById('news').style.visibility = 'hidden';
        document.getElementById('news').style.display = 'none';
        document.getElementById('free').style.visibility = 'hidden';
        document.getElementById('free').style.display = 'none';
    }
    else {
        if (document.layers) { // Netscape 4 
            document.soon.visibility = '';
            document.soon.display = '';
            document.popular.visibility = 'hidden';
            document.popular.display = 'none';
            document.client.visibility = 'hidden';
            document.client.display = 'none';
            document.news.visibility = 'hidden';
            document.news.display = 'none';
            document.free.visibility = 'hidden';
            document.free.display = 'none';
        }
        else { // IE 4 
            document.all.soon.style.visibility = '';
            document.all.soon.style.display = '';
            document.all.popular.style.visibility = 'hidden';
            document.all.popular.style.display = 'none';
        }
    }
    document.getElementById('upComingTab').style.color = '#0099CC';
    document.getElementById('popularTab').style.color = '#666';
    document.getElementById('ClientTab').style.color = '#666';
    document.getElementById('allTab').style.color = '#666';
    document.getElementById('freeTab').style.color = '#666';
    document.getElementById('newsTab').style.color = '#666';
}

function showClient() {
    if (document.getElementById) { // DOM3 = IE5, NS6 
        document.getElementById('client').style.visibility = '';
        document.getElementById('client').style.display = '';
        document.getElementById('popular').style.visibility = 'hidden';
        document.getElementById('popular').style.display = 'none';
        document.getElementById('soon').style.visibility = 'hidden';
        document.getElementById('soon').style.display = 'none';
        document.getElementById('news').style.visibility = 'hidden';
        document.getElementById('news').style.display = 'none';
        document.getElementById('free').style.visibility = 'hidden';
        document.getElementById('free').style.display = 'none';
    }
    else {
        if (document.layers) { // Netscape 4 
            document.client.visibility = '';
            document.client.display = '';
            document.popular.visibility = 'hidden';
            document.popular.display = 'none';
            document.soon.visibility = 'hidden';
            document.soon.display = 'none';
            document.news.visibility = 'hidden';
            document.news.display = 'none';
            document.free.visibility = 'hidden';
            document.free.display = 'none';
        }
        else { // IE 4 
            document.all.client.style.visibility = '';
            document.all.client.style.display = '';
            document.all.popular.style.visibility = 'hidden';
            document.all.popular.style.display = 'none';
            document.all.soon.style.visibility = 'hidden';
            document.all.soon.style.display = 'none';
        }
    }
    document.getElementById('ClientTab').style.color = '#0099CC';
    document.getElementById('upComingTab').style.color = '#666';
    document.getElementById('popularTab').style.color = '#666';
    document.getElementById('allTab').style.color = '#666';
    document.getElementById('newsTab').style.color = '#666';
    document.getElementById('freeTab').style.color = '#666';
}

function showAll() {
    if (document.getElementById) { // DOM3 = IE5, NS6 
        document.getElementById('soon').style.visibility = '';
        document.getElementById('soon').style.display = '';
        document.getElementById('popular').style.visibility = '';
        document.getElementById('popular').style.display = '';
        document.getElementById('client').style.visibility = '';
        document.getElementById('client').style.display = '';
        document.getElementById('news').style.visibility = 'hidden';
        document.getElementById('news').style.display = 'none';
        document.getElementById('free').style.visibility = 'hidden';
        document.getElementById('free').style.display = 'none';
    }
    else {
        if (document.layers) { // Netscape 4 
            document.soon.visibility = '';
            document.soon.display = '';
            document.popular.visibility = '';
            document.popular.display = '';
            document.client.visibility = '';
            document.client.display = '';
            document.news.visibility = 'hidden';
            document.news.display = 'none';
            document.free.visibility = 'hidden';
            document.free.display = 'none';
        }
        else { // IE 4 
            document.all.soon.style.visibility = '';
            document.all.soon.style.display = '';
            document.all.popular.style.visibility = '';
            document.all.popular.style.display = '';
        }
    }
    document.getElementById('newsTab').style.color = '#666';
    document.getElementById('ClientTab').style.color = '#666';
    document.getElementById('upComingTab').style.color = '#666';
    document.getElementById('popularTab').style.color = '#666';
    document.getElementById('freeTab').style.color = '#666';
    document.getElementById('allTab').style.color = '#0099CC';
}

function showNews() {
    if (document.getElementById) { // DOM3 = IE5, NS6 
        document.getElementById('client').style.visibility = 'hidden';
        document.getElementById('client').style.display = 'none';
        document.getElementById('popular').style.visibility = 'hidden';
        document.getElementById('popular').style.display = 'none';
        document.getElementById('soon').style.visibility = 'hidden';
        document.getElementById('soon').style.display = 'none';
        document.getElementById('news').style.visibility = '';
        document.getElementById('news').style.display = '';
        document.getElementById('free').style.visibility = 'hidden';
        document.getElementById('free').style.display = 'none';
    }
    else {
        if (document.layers) { // Netscape 4 
            document.client.visibility = 'hidden';
            document.client.display = 'none';
            document.popular.visibility = 'hidden';
            document.popular.display = 'none';
            document.soon.visibility = 'hidden';
            document.soon.display = 'none';
            document.news.visibility = '';
            document.news.display = '';
            document.free.visibility = 'hidden';
            document.free.display = 'none';
        }
        else { // IE 4 
            document.all.client.style.visibility = 'hidden';
            document.all.client.style.display = 'none';
            document.all.popular.style.visibility = 'hidden';
            document.all.popular.style.display = 'none';
            document.all.soon.style.visibility = 'hidden';
            document.all.soon.style.display = 'none';
            document.all.news.style.visibility = '';
            document.all.news.style.display = '';
        }
    }
    document.getElementById('newsTab').style.color = '#0099CC';
    document.getElementById('ClientTab').style.color = '#666';
    document.getElementById('upComingTab').style.color = '#666';
    document.getElementById('popularTab').style.color = '#666';
    document.getElementById('allTab').style.color = '#666';
    document.getElementById('freeTab').style.color = '#666';
}