function showhideDkpDetails(userid)
{
    var field_id = '#dkpdetails-'+userid;
    switch ($(field_id).css('display'))
    {
        case '':
        case 'block':
            $(field_id).hide();
            break;
        
        case 'undefined':
        case 'none':
        default:
            $(field_id).show();
            break;
    }
    
}