objects={
    list={},

    collect=function(obj)
        table.insert(objects.list, obj)
        balloon.narrator(obj)
    end,

    search=function(name)
        for i,obj in ipairs(objects.list) do
            if obj.name and obj.name==name then
                table.remove(objects.list,i)
                return
            end
        end
    end,

    leave=function(name)
        for i,obj in ipairs(objects.list) do
            if obj.name and obj.name==name then
                return obj
            end
        end
    end
}