function toggleCategoryBrowser(id)
{
    var wasClosed = (document.getElementById('cb_header_'+id).className == '');

    var liElements = document.getElementsByTagName('li');
    for (var i = 0; i < liElements.length; i++)
    {        
        if (liElements[i].id.match("^cb_header"))
        {
            liElements[i].className = '';
        }
        if (liElements[i].id.match("^catbrowser"))
        {
            liElements[i].style.display = 'none';
        }
        
        if (wasClosed)
        {
            var test1 = "^cb_header_"+id;
            var test2 = "^catbrowser_"+id;
            
            if (liElements[i].id.match(test1))
            {
                liElements[i].className = 'listItemOpen bold';
            }
            if (liElements[i].id.match(test2))
            {
                liElements[i].style.display = 'block';
            }
        }
    }
}