В _g.script

function check_actor_item_to_remove(target_item,num)
   local need_count=tonumber(num)
   if db.actor:object(target_item,num) then
      remove_inv_item(db.actor,target_item,num)
  end
end

В скрипте: check_actor_item_to_remove("jup_b200_tech_materials_wire",7)

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class "ui_level_changer" (CUIScriptWnd)

function ui_level_changer:__init(owner,pos_tr,pos_fs) super()
self.owner = owner
self.pos_tr = pos_tr
self.pos_fs = pos_fs
self:InitControls()
self:InitCallBacks()
end

function ui_level_changer:__finalize()
end

function ui_level_changer:InitControls()
self:SetWndRect (Frect():set(0,0,1024,768))
local xml, ctrl = CScriptXmlInit(), CUIWindow()
xml:ParseFile ("ui_gui.xml")
self.level_changer = xml:InitStatic("level_changer",self)
xml:InitStatic   ("level_changer:caption",self.level_changer)   
self.button_true = xml:Init3tButton ("level_changer:btn_true",self.level_changer)
self:Register (self.button_true, "button_true")
self.button_false = xml:Init3tButton ("level_changer:btn_false",self.level_changer)
self:Register (self.button_false, "button_false")
end

function ui_level_changer:InitCallBacks()
self:AddCallback("button_true", ui_events.BUTTON_CLICKED, self.OnButton_true_clicked, self)
self:AddCallback("button_false", ui_events.BUTTON_CLICKED, self.OnButton_false_clicked, self)
end

function ui_level_changer:OnButton_true_clicked()
xr_effects.teleport_actor(db.actor, nil, {self.pos_tr})
give_info("lc_gui_use")
self:HideDialog()
end


function ui_level_changer:OnButton_false_clicked()
xr_effects.teleport_actor(db.actor, nil, {self.pos_fs})
give_info("lc_gui_use")
self:HideDialog()
end

function run_ui_level_changer(folder)
folder:ShowDialog(true)
end

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class "action_level_changer"

function action_level_changer:__init(obj, storage)
    self.object = obj
    self.st = storage
    self.point_tr = nil
    self.point_fs = nil
    self.show = true
end

function action_level_changer:reset_scheme()
     self.st.signals = {}
  self.point_tr = patrol (self.st.point_tr)
  self.point_fs = patrol (self.st.point_fs)
end

function action_level_changer:update(delta)
local actor = db.actor

if self.show == true then
show_gui_window = ui_level_changer(self.point_tr,self.point_fs)
show_gui_window:ShowDialog(true)
self.show = false
end
    if xr_logic.try_switch_to_another_section(self.object, self.st, actor) then
    self.show = true
  return
    end    
end

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function add_to_binder(npc, ini, scheme, section, storage)
    printf("DEBUG: add_to_binder: scheme='%s', section='%s'", scheme, section)
    local new_action = action_level_changer(npc, storage)

    xr_logic.subscribe_action_for_events(npc, storage, new_action)
end

function set_scheme(npc, ini, scheme, section, gulag_name)
    local st = xr_logic.assign_storage_and_bind(npc, ini, scheme, section)
    st.logic = xr_logic.cfg_get_switch_conditions(ini, section, npc)
    st.point_tr = utils.cfg_get_string (ini, section, "point_tr", obj, true, "", nil)
    st.point_fs = utils.cfg_get_string (ini, section, "point_fs", obj, true, "", nil)
end