function show_move_selected()
{
    show_element('s_move_products');
    hide_element('btn_move_selected');
}

function hide_move_selected()
{
    hide_element('s_move_products');
    show_element('btn_move_selected');
}

function bind_handlers()
{
    if ($('btn_move_selected') != null)
    {
        $('btn_move_selected').addEvent('click', show_move_selected);
    }
    
    if ($('btn_cancel_move') != null)
    {
        $('btn_cancel_move').addEvent('click', hide_move_selected);
    }
}

addDOMLoadEvent(bind_handlers);