function WebsiteEditToolbar_onItemSelect(sender, eventArgs)
{
    switch( eventArgs.get_item().get_value() )
    {
        case 'Logout':
            window.navigate('/logout.aspx');
            break         
        case 'AdministrativeTools':
            tb_show( null, '/system/controlpanel/administrative-tools.html?TB_iframe=true&height=330&width=740&modal=true',false);
            break
        default:
            alert( 'Unknown ' + eventArgs.get_item().get_value() );
    }  
}