diff --git a/fs_talkdialog.lua b/fs_talkdialog.lua
new file mode 100644
index 0000000..11e1acf
--- /dev/null
+++ b/fs_talkdialog.lua
@@ -0,0 +1,1099 @@
+-- This is the main talkdialog the NPC shows when right-clicked.
+
+
+-- helper function for yl_speak_up.fs_talkdialog
+yl_speak_up.calculate_portrait = function(pname, n_id)
+    local tex = yl_speak_up.speak_to[pname].textures
+
+    local head = ""
+
+    head = head .. "[combine:8x8:-8,-8=" .. tex[2] .. ":-40,-8=" .. tex[2]
+
+    return head
+end
+
+
+yl_speak_up.input_talk = function(player, formname, fields)
+        if formname ~= "yl_speak_up:talk" then
+            return
+        end
+
+        local pname = player:get_player_name()
+        local o = ""
+
+	local n_id = yl_speak_up.speak_to[pname].n_id
+
+	-- the NPC needs to be configured first; route input to the configuration dialog
+	if(not(yl_speak_up.speak_to[pname].dialog)
+	  or not(yl_speak_up.speak_to[pname].dialog.n_npc)
+	  or not(yl_speak_up.speak_to[pname].d_id)) then
+		yl_speak_up.input_fs_initial_config(player, formname, fields)
+		return
+	end
+
+	-- Is the player working on this particular npc?
+	local edit_mode = (yl_speak_up.edit_mode[pname] == yl_speak_up.speak_to[pname].n_id)
+
+	-- if in edit mode: detect if something was changed;
+	if(edit_mode or fields.button_edit_name_and_description) then
+		local result = yl_speak_up.edit_mode_apply_changes(pname, fields)
+        end
+
+	-- show which dialogs point to this one
+	if(edit_mode and fields.show_what_points_to_this_dialog) then
+		local dialog = yl_speak_up.speak_to[pname].dialog
+		local d_id = yl_speak_up.speak_to[pname].d_id
+		yl_speak_up.show_fs(player, "show_what_points_to_this_dialog",
+			yl_speak_up.speak_to[pname].d_id)
+		return
+	end
+
+	-- the player wants to change name and description; show the formspec
+	if(edit_mode and fields.button_edit_name_and_description) then
+		-- this is not the initial config - but the same formspec can be used
+		yl_speak_up.show_fs(player, "initial_config",
+			{n_id = n_id, d_id = yl_speak_up.speak_to[pname].d_id, false})
+		return
+	end
+
+	-- the player wants to access the inventory of the NPC
+	if(edit_mode and fields.show_inventory) then
+		-- the inventory is just an inventory with a back button; come back to this dialog here
+		yl_speak_up.show_fs(player, "inventory")
+		return
+	end
+
+	-- change skin, cape and wielded items
+	if(edit_mode and fields.edit_skin) then
+		local dialog = yl_speak_up.speak_to[pname].dialog
+		-- necessary so that the fashin formspec can be created
+		yl_speak_up.speak_to[pname].n_npc = dialog.n_npc
+		yl_speak_up.show_fs(player, "fashion")
+		return
+	end
+
+	if(edit_mode and fields.button_save_dialog) then
+		yl_speak_up.show_fs(player, "talk",
+			{n_id = n_id, d_id = yl_speak_up.speak_to[pname].d_id, do_save = true})
+		return
+	end
+
+	-- start edit mode (requires npc_talk_owner)
+	if fields.button_start_edit_mode then
+	    -- check if this particular NPC is really owned by this player or if the player has global privs
+            if(not(yl_speak_up.may_edit_npc(player, n_id))) then
+                minetest.chat_send_player(pname, "Sorry. You do not have the npc_talk_owner or npc_master priv.")
+                return
+	    end
+	    -- the staff allows to create multiple target dialogs as result; this makes no sense
+	    -- and is too disambigous
+	    if(yl_speak_up.check_for_disambigous_results(n_id, pname)) then
+                -- this needs to be fixed by someone with a staff; we don't know which dialog is the right
+		-- result
+                return
+            end
+	    -- enter edit mode with that particular NPC
+            yl_speak_up.edit_mode[pname] = yl_speak_up.speak_to[pname].n_id
+	    -- start a new chat - but this time in edit mode
+            yl_speak_up.speak_to[pname].d_id = nil
+            yl_speak_up.show_fs(player, "talk", {n_id = yl_speak_up.speak_to[pname].n_id, d_id = nil})
+	    return
+        -- end edit mode (does not require the priv; will only switch back to normal behaviour)
+        elseif fields.button_end_edit_mode then
+            -- if there are any changes done: ask first and don't end edit mode yet
+	    yl_speak_up.show_fs(player, "quit", nil)
+	    return
+       end
+
+        if fields.quit or fields.button_exit then
+            -- if there are any changes done: ask first and don't quit yet
+	    yl_speak_up.show_fs(player, "quit", nil)
+            return
+        end
+
+	-- allow the player to take the item back
+	if(fields.show_player_offers_item and fields.show_player_offers_item ~= "") then
+	    yl_speak_up.show_fs(player, "player_offers_item", nil)
+	    return
+	end
+
+
+        if fields.button_up then
+            yl_speak_up.speak_to[pname].option_index =
+                yl_speak_up.speak_to[pname].option_index + yl_speak_up.max_number_of_buttons
+            yl_speak_up.show_fs(player, "talk", {n_id = yl_speak_up.speak_to[pname].n_id,
+                                                 d_id = yl_speak_up.speak_to[pname].d_id})
+            return
+        elseif fields.button_down then --and yl_speak_up.speak_to[pname].option_index > yl_speak_up.max_number_of_buttons then
+            yl_speak_up.speak_to[pname].option_index =
+                yl_speak_up.speak_to[pname].option_index - yl_speak_up.max_number_of_buttons
+            if yl_speak_up.speak_to[pname].option_index < 0 then
+                yl_speak_up.speak_to[pname].option_index = 1
+            end
+            yl_speak_up.show_fs(player, "talk", {n_id = yl_speak_up.speak_to[pname].n_id,
+                                                 d_id = yl_speak_up.speak_to[pname].d_id})
+            return
+        else
+            yl_speak_up.speak_to[pname].option_index = 1
+        end
+
+	-- the player wants to see the trade list
+	if(fields.show_trade_list) then
+		yl_speak_up.show_fs(player, "trade_list", nil)
+		return
+	end
+
+	-- the player wants to give something to the NPC
+	if(fields.player_offers_item) then
+		if(not(edit_mode)) then
+			-- normal mode: take the item the player wants to offer
+			yl_speak_up.show_fs(player, "player_offers_item", nil)
+		else
+			local dialog = yl_speak_up.speak_to[pname].dialog
+			local future_d_id = "d_got_item"
+			-- make sure this dialog exists; create if needed
+			if(not(dialog.n_dialogs[ future_d_id ])) then
+				dialog.n_dialogs[future_d_id] = {
+					d_id = future_d_id,
+					d_type = "text",
+					d_text = "",
+					d_sort = 9999 -- make this the last option
+				}
+			end
+			-- in edit mode: allow to edit the options
+			yl_speak_up.show_fs(player, "talk", {n_id = n_id, d_id = future_d_id})
+		end
+		return
+	end
+
+        for k, v in pairs(fields) do
+            local s = string.split(k, "_")
+
+            if
+                s[1] == "button" and s[2] ~= nil and s[2] ~= "" and s[2] ~= "exit" and s[2] ~= "back" and s[3] ~= nil and
+                    s[2] ~= "up" and
+                    s[2] ~= "down"
+             then
+                o = s[2] .. "_" .. s[3]
+            end
+        end
+
+	if not(edit_mode) and o == "" then
+            return
+        end
+
+        -- Let's check if the button was among the "allowed buttons". Only those may be executed
+        if not(edit_mode) and (yl_speak_up.speak_to[pname].allowed and yl_speak_up.speak_to[pname].allowed[o] == false) then
+            return
+        end
+
+        -- button was clicked, now let's execute the results
+
+        local d_id = yl_speak_up.speak_to[pname].d_id
+
+        local dialog = yl_speak_up.speak_to[pname].dialog
+
+	-- we may soon need actions and o_results from the selected_option
+	local selected_option = {}
+	if(d_id and o and dialog
+	  and dialog.n_dialogs
+	  and dialog.n_dialogs[d_id]
+	  and dialog.n_dialogs[d_id].d_options
+	  and dialog.n_dialogs[d_id].d_options[o]) then
+		selected_option = dialog.n_dialogs[d_id].d_options[o]
+	end
+
+	if(not(edit_mode)) then
+		-- abort if the option does not exist
+		if(not(selected_option)) then
+			return
+		end
+		yl_speak_up.speak_to[pname].o_id = o
+		-- start with executing the first action
+		yl_speak_up.execute_next_action(player, nil, true)
+		return
+	end
+
+	-- all three buttons (pre(C)onditions, (Ef)fects, edit option) lead to the same new formspec
+	if( edit_mode ) then
+		local n_dialog = dialog.n_dialogs[d_id]
+
+		if(n_dialog and n_dialog.d_options) then
+			for o_id,v in pairs(n_dialog.d_options) do
+				if( fields["edit_option_"..o_id]
+				 or fields["conditions_"..o_id]
+				 or fields["effects_"..o_id]) then
+					-- store which option we want to edit
+					yl_speak_up.speak_to[pname].o_id = o_id
+					-- if something was changed: ask for confirmation
+					yl_speak_up.show_fs(player, "edit_option_dialog",
+						{n_id = yl_speak_up.speak_to[pname].n_id,
+						d_id = d_id, o_id = o_id, caller="button"})
+					return
+				end
+			end
+		end
+
+
+	    -- in edit mode: has another dialog been selected?
+            -- if nothing better can be found: keep the old dialog
+            local show_dialog = d_id
+	    -- an option button was selected;
+	    -- since we do not execute actions and effects in edit mode, we need to find out the
+	    -- right target dialog manually (and assume all went correct)
+	    if( o ~= "" ) then
+		-- find out the normal target dialog of this option
+		if(selected_option and selected_option.o_results) then
+			for k, v in pairs(selected_option.o_results) do
+				if(v and v.r_type == "dialog") then
+					show_dialog = v.r_value
+				end
+			end
+		end
+            -- dropdown menu was used; provided the dialog exists (and it's not the "New dialog" option)
+	    -- (if a new dialog was added using the "+" button, fields.d_id gets set accordingly)
+            elseif(fields.d_id and fields.d_id ~= show_dialog and dialog.n_dialogs[fields.d_id]) then
+                show_dialog = fields.d_id
+            -- in edit mode: prev_dialog_../next_dialog_.. was selected
+            else
+                for k,v in pairs(dialog.n_dialogs) do
+                    if(fields["prev_dialog_"..k]) then
+                        show_dialog = k
+                    elseif(fields["next_dialog_"..k]) then
+                        show_dialog = k
+	            end
+	        end
+	    end
+            yl_speak_up.show_fs(player, "talk", {n_id = n_id, d_id = show_dialog})
+	    -- no option was selected - so we need to end this here
+            return
+	end
+end
+
+
+function yl_speak_up.on_rightclick(self, clicker)
+    --local item = clicker:get_wielded_item()
+    local name = clicker:get_player_name()
+
+    -- Take the mob only with net or lasso
+    if self.owner and self.owner == name then
+        if mobs:capture_mob(self, clicker, nil, 100, 100, true, nil) then
+            return
+        end
+    end
+
+    -- protect npc with mobs:protector
+    if mobs:protect(self, clicker) then
+        return
+    end
+
+    -- bring up the dialog options
+    if clicker then
+        yl_speak_up.talk(self, clicker)
+        return
+    end
+end
+
+function yl_speak_up.on_spawn(self)
+    --Let's assign an ID
+
+    local m_talk = yl_speak_up.talk_after_spawn or true
+    local m_id = yl_speak_up.number_of_npcs + 1
+
+    yl_speak_up.number_of_npcs = m_id
+    yl_speak_up.modstorage:set_int("amount", m_id)
+
+    yl_speak_up.mob_table[m_id] = "yl_speak_up:test_npc"
+
+    self.yl_speak_up = {
+        talk = m_talk,
+        id = m_id,
+        textures = self.textures
+    }
+
+    --Let's protect it
+    self.protected = true
+    self.tamed = true
+    self.object:set_armor_groups({immortal = 100})
+
+    minetest.log(
+        "action",
+        "[MOD] yl_speak_up: NPC with ID n_" ..
+            self.yl_speak_up.id .. " spawned at " .. minetest.pos_to_string(self.object:get_pos(), 0)
+    )
+
+    --Let's do it only once
+    return true
+end
+
+-- recursion_depth is increased each time autoanswer is automaticly selected
+yl_speak_up.get_fs_talkdialog = function(player, n_id, d_id, alternate_text, recursion_depth)
+    local pname = player:get_player_name()
+    local dialog = yl_speak_up.speak_to[pname].dialog
+    local context_d_id = yl_speak_up.speak_to[pname].d_id
+    local active_dialog
+
+    if not player and not player:is_player() then
+        minetest.log(
+            "action",
+            "[MOD] yl_speak_up: User " ..
+                pname ..
+                    " talked to unconfigured NPC with ID n_" ..
+                        n_id .. ", position of user was " .. minetest.pos_to_string(player:get_pos(), 0)
+        )
+        return yl_speak_up.get_error_message()
+    end
+
+    -- currently no trade running (we're editing options)
+    yl_speak_up.trade[pname] = nil
+    yl_speak_up.speak_to[pname].trade_id = nil
+
+    --[[ If we have an explicit call for a certain d_id, we grab it from parameters. 
+    If not, we grab in from context. 
+    When neither are present, we grab it from d_sort
+    ]]--
+    
+    local c_d_id
+
+    if d_id ~= nil then
+        active_dialog = dialog.n_dialogs[d_id]
+        c_d_id = d_id
+    elseif yl_speak_up.speak_to[pname].d_id ~= nil then
+        c_d_id = yl_speak_up.speak_to[pname].d_id
+        active_dialog = dialog.n_dialogs[c_d_id]
+    elseif dialog.n_dialogs ~= nil then
+        -- Find the dialog with d_sort = 0
+        local lowest_sort = nil
+        for k, v in pairs(dialog.n_dialogs) do
+            if tonumber(v.d_sort) ~= nil then
+                if not lowest_sort or tonumber(v.d_sort) < tonumber(lowest_sort) or v.d_sort == "0" then
+                    if tonumber(v.d_sort) >= 0 then
+                        lowest_sort = v.d_sort
+                        active_dialog = v
+                        c_d_id = k
+                    end
+                end
+            end
+        end
+    else
+	-- it may be possible that this player can initialize this npc
+        minetest.log(
+            "action",
+            "[MOD] yl_speak_up: User " ..
+                pname ..
+                    " talked to unconfigured NPC with ID n_" ..
+                        n_id .. ", position of user was " .. minetest.pos_to_string(player:get_pos(), 0)
+        )
+	-- this is the initial config
+	-- (input ends up at yl_speak_up.input_talk and needs to be rerouted)
+	return yl_speak_up.get_fs_initial_config(player, n_id, d_id, true)
+    end
+
+    if c_d_id == nil then return yl_speak_up.get_error_message() end
+
+    yl_speak_up.speak_to[pname].d_id = c_d_id
+
+    -- Now we have a dialog to display to the user
+
+    -- do not crash in case of error
+    if(not(active_dialog)) then
+	return "size[6,2]"..
+		"label[0.2,0.5;Ups! Something went wrong. Please try again.]"
+    end
+
+    -- Is the player working on this particular npc?
+    local edit_mode = (yl_speak_up.edit_mode[pname] == yl_speak_up.speak_to[pname].n_id)
+
+    -- evaluate the preconditions of each option and check if the option can be offered
+    local allowed = yl_speak_up.calculate_displayable_options(pname, active_dialog.d_options, edit_mode,
+			-- avoid loops by limiting max recoursion depths for autoanswers
+			(recursion_depth < yl_speak_up.max_allowed_recursion_depth))
+    -- abort here if needed - the autoanswer/autoselection did choose an option for us alread
+    if(not(edit_mode) and allowed and allowed["autoanswer"] and allowed["autoanswer"] ~= "") then
+	-- no actions shall be executed
+	local o_id = allowed["autoanswer"]
+	local effects = active_dialog.d_options[o_id].o_results
+	-- execute all effects/results
+        local res = yl_speak_up.execute_all_relevant_effects(player, effects, o_id, true)
+        local target_dialog = res.next_dialog
+        yl_speak_up.speak_to[pname].o_id = nil
+        yl_speak_up.speak_to[pname].a_id = nil
+        if(not(target_dialog)
+          or target_dialog == ""
+          or not(dialog.n_dialogs[target_dialog])) then
+                target_dialog = yl_speak_up.speak_to[pname].d_id
+        end
+	-- show the new target dialog and exit
+	-- the recursion_depth will be increased by one (we did autoselect here and need to
+	-- avoid infinite loops)
+        return yl_speak_up.get_fs_talkdialog(player, n_id, target_dialog, res.alternate_text,
+		recursion_depth + 1)
+    end
+
+    -- is the player comming back from trying to offer something to the NPC?
+    -- And is the NPC trying to return the item?
+    if(not(edit_mode) and d_id == "d_got_item") then
+	local pname = player:get_player_name()
+	local trade_inv = minetest.get_inventory({type="detached", name="yl_speak_up_player_"..pname})
+	if(not(trade_inv:is_empty("npc_wants"))) then
+		return "size[8,1.5]"..
+			"label[0.2,-0.2;"..
+			minetest.formspec_escape(dialog.n_npc or "- ? -")..
+			" does not seem to be intrested.\n"..
+			"Please take your item back and try something else.]"..
+			"button[2,1.0;1.5,0.9;show_player_offers_item;Ok]"
+	end
+    end
+
+    yl_speak_up.speak_to[pname].allowed = allowed
+
+    local portrait = yl_speak_up.calculate_portrait(pname, n_id)
+
+    local formspec_v = minetest.get_player_information(pname).formspec_version
+    local protocol_v = minetest.get_player_information(pname).protocol_version
+    local formspec = {}
+    local h
+
+    -- show who owns the NPC (and is thus more or less responsible for what it says)
+    local owner_info = ""
+    if(yl_speak_up.npc_owner[ n_id ]) then
+        owner_info = "\n\n(owned by "..minetest.formspec_escape(yl_speak_up.npc_owner[ n_id ])..")"
+    end
+
+    if formspec_v >= 4 then
+        formspec = {
+            "formspec_version[3]",
+            "size[57,33]",
+            "position[0,0.45]",
+            "anchor[0,0.45]",
+            "no_prepend[]",
+            "bgcolor[#00000000;false]",
+            -- Container
+
+            "container[2,0.75]",
+            -- Background
+
+            "background[0,0;20,23;yl_speak_up_bg_dialog.png;false]",
+            "background[0,24;54.5,7.5;yl_speak_up_bg_dialog.png;false]",
+            -- Frame Dialog
+
+            "image[-0.25,-0.25;1,1;yl_speak_up_bg_dialog_tl.png]",
+            "image[-0.25,22.25;1,1;yl_speak_up_bg_dialog_bl.png]",
+            "image[19.25,-0.25;1,1;yl_speak_up_bg_dialog_tr.png]",
+            "image[19.25,22.25;1,1;yl_speak_up_bg_dialog_br.png]",
+            "image[-0.25,0.75;1,21.5;yl_speak_up_bg_dialog_hl.png]",
+            "image[19.25,0.75;1,21.5;yl_speak_up_bg_dialog_hr.png]",
+            "image[0.75,-0.25;18.5,1;yl_speak_up_bg_dialog_vt.png]",
+            "image[0.75,22.25;18.5,1;yl_speak_up_bg_dialog_vb.png]",
+            -- Frame Options
+
+            "image[-0.25,23.75;1,1;yl_speak_up_bg_dialog_tl.png]",
+            "image[-0.25,30.75;1,1;yl_speak_up_bg_dialog_bl.png]",
+            "image[53.75,23.75;1,1;yl_speak_up_bg_dialog_tr.png]",
+            "image[53.75,30.75;1,1;yl_speak_up_bg_dialog_br.png]",
+            "image[-0.25,24.75;1,6;yl_speak_up_bg_dialog_hl.png]",
+            "image[53.75,24.75;1,6;yl_speak_up_bg_dialog_hr.png]",
+            "image[0.75,23.75;53,1;yl_speak_up_bg_dialog_vt.png]",
+            "image[0.75,30.75;53,1;yl_speak_up_bg_dialog_vb.png]",
+            "style_type[button;bgcolor=#a37e45]",
+            "style_type[button_exit;bgcolor=#a37e45]", -- Dialog
+
+            --[[
+            "background[-1,-1;22,25;yl_speak_up_bg_dialog2.png;false]",
+            "background[-1,23;58,10;yl_speak_up_bg_dialog2.png;false]",
+            "style_type[button;bgcolor=#a37e45]",
+            ]]-- 
+            "label[0.3,0.6;",
+            minetest.formspec_escape(dialog.n_npc),
+            "]",
+            "label[0.3,1.8;",
+            minetest.formspec_escape(dialog.n_description)..owner_info,
+            "]",
+            "image[15.5,0.5;4,4;",
+            portrait,
+            "]",
+        }
+
+	-- this is used to build a list of all available dialogs for a dropdown menu in edit mode
+	-- (only relevant in edit mode)
+        local dialog_list = yl_speak_up.text_new_dialog_id
+	-- find the right index for the dialog_list dropdown above
+	local d_id_to_dropdown_index = {}
+
+	-- allow to change skin, wielded items etc.
+	if(edit_mode) then
+		table.insert(formspec, "button[15.75,3.5;3.5,0.9;edit_skin;Edit Skin]")
+	end
+
+	-- display the window with the text the NPC is saying
+	if(edit_mode and dialog and dialog.n_dialogs) then
+            -- sort all dialogs by d_sort
+            local sorted_list = yl_speak_up.get_sorted_options(dialog.n_dialogs, "d_sort")
+	    -- add buttons for previous/next dialog
+            for i, d in ipairs(sorted_list) do
+                -- build the list of available dialogs for the dropdown list(s)
+                dialog_list = dialog_list..","..minetest.formspec_escape(d)
+                if(d == c_d_id and sorted_list[ i-1 ]) then
+		    local prev_dialog = minetest.formspec_escape(sorted_list[i-1])
+                    table.insert(formspec, "button[8.5,4.0;2,0.9;prev_dialog_"..prev_dialog..";<]")
+                    table.insert(formspec, "tooltip[prev_dialog_"..prev_dialog..
+		        ";Go to previous dialog "..prev_dialog..".]")
+                end
+                if(d == c_d_id and  sorted_list[ i+1 ]) then
+		    local next_dialog = minetest.formspec_escape(sorted_list[i+1])
+                    table.insert(formspec, "button[11,4.0;2,0.9;next_dialog_"..next_dialog..";>]")
+                    table.insert(formspec, "tooltip[next_dialog_"..next_dialog..
+			";Go to next dialog "..next_dialog..".]")
+                end
+                d_id_to_dropdown_index[d] = i + 1
+            end
+
+            table.insert(formspec, "label[0.2,4.6;Dialog:]") -- "..minetest.formspec_escape(c_d_id)..":]")
+	    table.insert(formspec, "dropdown[3.0,4.0;5,1;d_id;"..dialog_list..";"..d_id_to_dropdown_index[c_d_id]..",]")
+            table.insert(formspec, "tooltip[3.0,4.0;5,1;Select the dialog you want to edit. Currently, dialog "..c_d_id.." is beeing displayed.;#FFFFFF;#000000]")
+
+            -- add a "+" button for creating a new dialog
+            table.insert(formspec, "button[13.9,4.0;1,0.9;show_new_dialog;+]")
+            table.insert(formspec, "tooltip[show_new_dialog;Create a new dialog.]")
+
+            -- allow to edit name and description of the NPC
+            table.insert(formspec, "button[13.4,0.3;2,0.9;button_edit_name_and_description;Edit]")
+	    table.insert(formspec, "tooltip[button_edit_name_and_description;Edit name and description of your NPC.]")
+	    table.insert(formspec, "button[15.7,0.3;2,0.9;button_save_dialog;Save]")
+	    table.insert(formspec, "tooltip[button_save_dialog;Save this dialog.]")
+
+            table.insert(formspec, "textarea[0.2,5;19.6,17.8;d_text;;")
+            table.insert(formspec, minetest.formspec_escape(active_dialog.d_text))
+            table.insert(formspec, "]")
+	else
+	    if(alternate_text) then
+		alternate_text = string.gsub(alternate_text, "%$TEXT%$", active_dialog.d_text)
+	    end
+            -- replace $NPC_NAME$ etc.
+            local t = minetest.formspec_escape(yl_speak_up.replace_vars_in_text(
+				(alternate_text or active_dialog.d_text), dialog, pname))
+            table.insert(formspec, "hypertext[0.2,5;19.6,17.8;d_text;<normal>")
+            table.insert(formspec, t .. "\n</normal>")
+            table.insert(formspec, "]")
+            table.insert(formspec, "tooltip[d_text;")
+            table.insert(formspec, t:trim())
+            table.insert(formspec, ";#000000;#FFFFFF]")
+        end
+
+        table.insert(formspec, "scrollbaroptions[min=0;max=14;smallstep=1;largestep=2;arrows=show]")
+        table.insert(formspec, "scrollbar[0.2,24.2;0.2,7;vertical;scr0;0]")
+        table.insert(formspec, "scroll_container[0,24;56,7;scr0;vertical;1]")
+        h = -0.8
+
+	-- allow to delete entries that have no options later on
+	local anz_options = 0
+        -- Let#s sort the options by o_sort
+        if active_dialog ~= nil and active_dialog.d_options ~= nil then
+            local sorted_buttons = {}
+            for _, ad_v in pairs(active_dialog.d_options) do
+                sorted_buttons[tonumber(ad_v.o_sort)] = ad_v
+		anz_options = anz_options + 1
+            end
+
+            for _, sb_v in pairs(sorted_buttons) do
+		local oid = minetest.formspec_escape(sb_v.o_id)
+                -- in edit_mode: show all options
+		if edit_mode then
+                    h = h + 1
+		    -- add a button "o_<nr>:" that leads to an edit formspec for this option
+                    table.insert(formspec, "button[2.3," .. h .. ";2,0.9;edit_option_" .. oid .. ";"..oid..":]")
+		    -- add a tooltip "Edit target dialog, pre(C)onditions and (Ef)fects for option o_<nr>"
+                    table.insert(formspec, "tooltip[edit_option_" .. oid .. ";Edit target dialog, pre(C)onditions and (Ef)fects for option "..oid..".]")
+
+                    -- find the right target dialog for this option (if it exists):
+		    local target_dialog = nil
+                    local results = active_dialog.d_options[sb_v.o_id].o_results
+		    -- has this option more results/effects than just switching to another dialog?
+		    local has_other_results = false
+		    if(results ~= nil) then
+                        for k, v in pairs(results) do
+                            if v.r_type == "dialog" and dialog.n_dialogs[v.r_value] ~= nil then
+			        -- there may be more than one in the data structure
+                                target_dialog = v.r_value
+                            elseif v.r_type ~= "dialog" then
+                                has_other_results = true
+                            end
+                        end
+                    end
+		    if(target_dialog) then
+		        -- add a button "-> d_<nr>" that leads to the target dialog (if one is set)
+                        table.insert(formspec, "button[9.0," .. h .. ";1,0.9;button_" .. oid .. ";->]")
+		        -- add a tooltip "Go to target dialog d_<nr>"
+                        table.insert(formspec, "tooltip[button_" .. oid .. ";Go to target dialog "..minetest.formspec_escape(target_dialog).." that will be shown when this option ("..oid..") is selected.]")
+
+			-- selecting an option this way MUST NOT execute the pre(C)onditions or (Ef)fects!
+		    end
+		    -- allow to set a new target dialog
+	            table.insert(formspec, "dropdown[4.4,"..h..";4.7,1;d_id_"..oid..";"..dialog_list..";"..minetest.formspec_escape(d_id_to_dropdown_index[target_dialog] or "0")..",]")
+		    -- add a tooltip "Change target dialog"
+                    table.insert(formspec, "tooltip[4.4,"..h..";4.7,1;Change target dialog for option "..oid..".;#FFFFFF;#000000]")
+
+		    -- are there any prerequirements?
+                    local prereq = active_dialog.d_options[sb_v.o_id].o_prerequisites
+		    if(prereq and next(prereq)) then
+                        table.insert(formspec, "button[0.5," .. h .. ";0.5,0.9;conditions_"..oid..";C]")
+		        -- label: "There are pre(C)onditions required for showing this option. Display them."
+                        table.insert(formspec, "tooltip[conditions_" .. oid .. ";There are pre(C)onditions required for showing this option. Display them.]")
+                    end
+		    if(has_other_results) then
+                        table.insert(formspec, "button[1.6," .. h .. ";0.6,0.9;effects_"..oid..";Ef]")
+		        -- label: "There are further (Ef)fects (apart from switching to a new dialog)
+			--         set for this option. Display them."
+                        table.insert(formspec, "tooltip[effects_" .. oid .. ";"..
+				"There are further (Ef)fects (apart from switching\n"..
+				"to a new dialog) set for this option. Display them.]")
+		    end
+		    local actions = active_dialog.d_options[sb_v.o_id].actions
+		    -- are there any actions defined?
+                    if(actions and next(actions)) then
+                        table.insert(formspec, "button[1.1," .. h .. ";0.5,0.9;effects_"..oid..";A]")
+                        table.insert(formspec, "tooltip[effects_" .. oid .. ";"..
+				"There is an (A)ction (i.e. a trade) that will happen\n"..
+				"when switching to a new dialog. Display effects and\n"..
+				"trade of this option.]")
+                    end
+
+		    -- show the actual text for the option
+                    table.insert(formspec, "field[9.9," .. h .. ";44.4,0.9;text_option_" .. oid .. ";;"..
+                        minetest.formspec_escape(sb_v.o_text_when_prerequisites_met).."]")
+		    -- add a tooltip "Edit the text that is displayed on button o_<nr>."
+                    table.insert(formspec, "tooltip[text_option_" .. oid .. ";Edit the text that is displayed on button "..oid..".]")
+
+		-- normal mode: show an option if the prerequirements (if any are defined) are met
+	        elseif allowed[sb_v.o_id] == true then
+                    h = h + 1
+                    -- replace $NPC_NAME$ etc.
+		    local t = minetest.formspec_escape(yl_speak_up.replace_vars_in_text(
+					sb_v.o_text_when_prerequisites_met, dialog, pname))
+                    table.insert(formspec, "button[0.5," .. h .. ";53.8,0.9;button_" .. oid .. ";]")
+                    table.insert(
+                        formspec,
+                        "tooltip[button_" .. oid .. ";" .. t .. "]"
+                    )
+                    local l = h + 0.45
+                    table.insert(formspec, "label[0.7," .. l .. ";" .. t .. "]")
+                else
+                    if sb_v.o_hide_when_prerequisites_not_met == "true" then
+                    else
+                        -- replace $NPC_NAME$ etc.
+		        local t = minetest.formspec_escape(yl_speak_up.replace_vars_in_text(
+					sb_v.o_text_when_prerequisites_not_met, dialog, pname))
+                        if
+                            sb_v.o_grey_when_prerequisites_not_met == "true" and
+                                sb_v.o_text_when_prerequisites_not_met == ""
+                         then
+                            h = h + 1
+                            table.insert(formspec, "button[0.5," .. h .. ";53.8,0.9;button_" .. oid .. ";]")
+                            table.insert(
+                                formspec,
+                                "tooltip[button_" ..
+                                    oid ..
+                                        ";" .. yl_speak_up.message_button_option_prerequisites_not_met_default .. "]"
+                            )
+                            local l = h + 0.45
+                            table.insert(
+                                formspec,
+                                "label[0.7," ..
+                                    l .. ";" .. yl_speak_up.message_button_option_prerequisites_not_met_default .. "]"
+                            )
+                            table.insert(formspec, "box[0.5," .. h .. ";53.8,0.9;#BBBBBB]")
+                        end
+                        if
+                            sb_v.o_grey_when_prerequisites_not_met == "true" and
+                                sb_v.o_text_when_prerequisites_not_met ~= ""
+                         then
+                            h = h + 1
+                            table.insert(formspec, "button[0.5," .. h .. ";53.8,0.9;button_" .. oid .. ";]")
+                            table.insert(
+                                formspec,
+                                "tooltip[button_" .. oid .. ";" .. t .. "]"
+                            )
+                            local l = h + 0.45
+                            table.insert(
+                                formspec,
+                                "label[0.7," .. l .. ";" .. t .. "]"
+                            )
+                            table.insert(formspec, "box[0.5," .. h .. ";53.8,0.9;#BBBBBB]")
+                        end
+                        if
+                            sb_v.o_grey_when_prerequisites_not_met == "false" and
+                                sb_v.o_text_when_prerequisites_not_met == ""
+                         then
+                        -- no hide, no grey, no text
+                        end
+                        if
+                            sb_v.o_grey_when_prerequisites_not_met == "false" and
+                                sb_v.o_text_when_prerequisites_not_met ~= ""
+                         then
+                            -- no grey, but text
+                            h = h + 1
+                            table.insert(formspec, "button[0.5," .. h .. ";53.8,0.9;button_" .. oid .. ";]")
+                            table.insert(
+                                formspec,
+                                "tooltip[button_" .. oid .. ";" .. t .. "]"
+                            )
+                            local l = h + 0.45
+                            table.insert(
+                                formspec,
+                                "label[0.7," .. l .. ";" .. t .. "]"
+                            )
+                        end
+                    end
+                end
+            end
+        end
+
+	-- add a "I want to give you something" button to the first dialog if the NPC accepts items
+	if(active_dialog and active_dialog.d_sort and tonumber(active_dialog.d_sort) == 0) then
+		local offer_item_add_text = ""
+		if(edit_mode) then
+			offer_item_add_text = minetest.formspec_escape("[dialog d_got_item] -> ")
+		end
+		-- show this in edit mode and when the NPC actually accepts items
+		if(edit_mode or dialog.n_dialogs["d_got_item"]) then
+		        h = h + 1
+			table.insert(formspec, "button[0.5," .. h .. ";53.8,0.9;player_offers_item;]")
+			table.insert(formspec, "tooltip[player_offers_item;"..
+				"If you want to give something (items) to this NPC\n"..
+				"- either because he requested it or as a present -\n"..
+				"click here. The NPC will return items he doesn't want.]")
+			table.insert(formspec, "label[0.7,"..(h+0.45)..";"..offer_item_add_text..
+				"I want to give you something.]")
+		end
+	end
+
+	-- If in edit mode, add two new menu entries: "add new options" and "end edit mode".
+	if(edit_mode) then
+            -- chat option: "Add a new answer/option to this dialog."
+            h = h + 1
+	    if(anz_options < yl_speak_up.max_number_of_options_per_dialog) then
+                table.insert(formspec, "button[0.5," .. h .. ";53.8,0.9;add_option;]")
+                table.insert(formspec, "tooltip[add_option;Adds a new option to this dialog. You can "..
+			"delete options via the option edit menu.]")
+                table.insert(formspec, "label[0.7,"..(h+0.45)..";Add a new option/answer to this dialog. "..
+			"You can delete options via the option edit menu.]")
+            -- the amount of allowed options/answers has been reached
+            else
+                table.insert(formspec, "box[0.5,"..h..";53.8,0.9;#BBBBBB]")
+                table.insert(formspec, "label[0.7,"..(h+0.45)..";Maximum number of allowed answers/options "..
+			"reached. No further options/answers can be added.]")
+            end
+
+	    -- chat option: "Delete this dialog."
+	    h = h + 1
+	    if(active_dialog
+		    and active_dialog.d_text == ""
+		    and anz_options == 0) then
+                table.insert(formspec, "button[0.5," .. h .. ";53.8,0.9;delete_this_empty_dialog;]")
+                table.insert(formspec, "tooltip[delete_this_empty_dialog;Dialogs can only be deleted "..
+			"when they are empty and have no more options/answers. This is the case here, "..
+			"so the dialog can be deleted.]")
+                table.insert(formspec, "label[0.7,"..(h+0.45)..";Delete this empty dialog.]")
+	    -- (but only show this option if the dialog is empty)
+            else
+                table.insert(formspec, "box[0.5,"..h..";53.8,0.9;#BBBBBB]")
+                table.insert(formspec, "label[0.7,"..(h+0.45)..";If you want to delete this dialog, you "..
+			"need to delete all options and its text first.]")
+            end
+
+	    -- chat option: "Show what points to this dialog."
+	    h = h + 1
+            table.insert(formspec, "button[0.5," .. h .. ";53.8,0.9;show_what_points_to_this_dialog;]")
+            table.insert(formspec, "tooltip[show_what_points_to_this_dialog;"..
+			"Show which other dialog options or failed actions\n"..
+			"or effects lead the player to this dialog here.]")
+            table.insert(formspec, "label[0.7,"..(h+0.45)..";Show what points to this dialog.]")
+
+	    -- chat option: "Make this dialog the first one shown when starting to talk."
+            h = h + 1
+	    if(active_dialog and active_dialog.d_sort and tonumber(active_dialog.d_sort) ~= 0) then
+                table.insert(formspec, "button[0.5," .. h .. ";53.8,0.9;make_first_option;]")
+                table.insert(formspec, "tooltip[make_first_option;The NPC has to start with one dialog "..
+			"when he is right-clicked. Make this dialog the one shown.]")
+                table.insert(formspec, "label[0.7,"..(h+0.45)..";Make this dialog the first one shown "..
+			"when starting a conversation.]")
+	    -- (but only show this option if it's not already the first one)
+            else
+                table.insert(formspec, "box[0.5,"..h..";53.8,0.9;#BBBBBB]")
+                table.insert(formspec, "label[0.7,"..(h+0.45)..";This dialog will be shown whenever "..
+			"a conversation is started.]")
+            end
+
+	    -- access the inventory of the NPC
+	    h = h + 1
+            table.insert(formspec, "button[0.5," .. h .. ";53.8,0.9;show_inventory;]")
+            table.insert(formspec, "tooltip[show_inventory;Access and manage the inventory of the NPC. "..
+			"This is used for adding trade items, getting collected payments and managing "..
+			"quest items.]")
+            table.insert(formspec, "label[0.7,"..(h+0.45)..";"..
+			"Show your inventory (only accessible to owner)!]")
+
+	    -- chat option: Mute/Unmute NPC
+            h = h + 1
+            local obj = yl_speak_up.speak_to[pname].obj
+	    -- some precautions - someone else might have eliminated the NPC in the meantime
+	    local luaentity = nil
+	    if(obj) then
+                luaentity = obj:get_luaentity()
+            end
+	    if(luaentity and luaentity.yl_speak_up.talk) then
+                table.insert(formspec, "button[0.5," .. h .. ";53.8,0.9;mute_npc;]")
+                table.insert(formspec, "tooltip[mute_npc;The NPC will no longer show his dialogs "..
+			"when he is right-clicked. This is useful while you edit the NPC and don't "..
+			"want players to see unfinished entries and/or quests.]")
+                table.insert(formspec, "label[0.7,"..(h+0.45)..";State: Not muted. Stop talking to other "..
+			"players while I give you new orders.]")
+            elseif(luaentity) then
+		-- unmute the NPC
+                table.insert(formspec, "button[0.5," .. h .. ";53.8,0.9;un_mute_npc;]")
+                table.insert(formspec, "tooltip[un_mute_npc;The NPC will show his dialogs to other "..
+			"players when he is right-clicked. This is the normal mode of operation. Choose "..
+			"this when you are finished editing.]")
+                table.insert(formspec, "label[0.7,"..(h+0.45)..";State: You are currently muted. Talk to "..
+			"anyone again who wants to talk to you.]")
+            end
+
+            -- chat option: "That was all. I'm finished with giving you new orders. Remember them!"
+            h = h + 1
+            table.insert(formspec, "button_exit[0.5," .. h .. ";53.8,0.9;button_end_edit_mode;]")
+            table.insert(formspec, "tooltip[button_end_edit_mode;Ends edit mode. From now on, your NPC will talk to you like he talks to other players. You can always give him new orders by entering edit mode again.]")
+            table.insert(formspec, "label[0.7,"..(h+0.45)..";That was all. I'm finished with giving you new orders. Remember them!]")
+
+        -- Offer to enter edit mode if the player has the npc_talk_owner priv AND owns the npc.
+	-- The npc_master priv allows to edit all NPC.
+	elseif(yl_speak_up.may_edit_npc(player, n_id)) then
+            -- chat option: "I am your owner. I have new orders for you.
+            h = h + 1
+            table.insert(formspec, "button_exit[0.5," .. h .. ";53.8,0.9;button_start_edit_mode;]")
+            table.insert(formspec, "tooltip[button_start_edit_mode;Enters edit mode. In this mode, you can edit the texts the NPC says and the answers that can be given.]")
+            table.insert(formspec, "label[0.7,"..(h+0.45)..";I am your owner. I have new orders for you.]")
+        end
+
+	-- add a Let's trade button to the first dialog if the NPC has trades
+	if(active_dialog and active_dialog.d_sort and tonumber(active_dialog.d_sort) == 0
+	  and dialog.trades) then
+	    local has_trades = nil
+	    for k, v in pairs(dialog.trades) do
+	        -- has the NPC any *public* trades that are not effects/results?
+	        if(not(v.hide) and not(v.d_id)) then
+	            has_trades = true
+		    break
+		end
+	    end
+	    if(has_trades) then
+	        h = h + 1
+                table.insert(formspec, "button[0.5," .. h .. ";53.8,0.9;show_trade_list;]")
+                table.insert(formspec, "tooltip[show_trade_list;Show a list of trades the NPC has to offer.]")
+                table.insert(formspec, "label[0.7,"..(h+0.45)..";Let's trade!]")
+	    end
+	end
+
+
+        h = h + 1
+        table.insert(formspec, "button_exit[0.5," .. h .. ";53.8,0.9;button_exit;]")
+        table.insert(formspec, "tooltip[button_exit;" .. yl_speak_up.message_button_option_exit .. "]")
+        local l = h + 0.45
+        table.insert(formspec, "label[0.7," .. l .. ";" .. yl_speak_up.message_button_option_exit .. "]")
+
+        table.insert(formspec, "scroll_container_end[]")
+
+        table.insert(formspec, "container_end[]")
+
+    -- if the player has an older formspec version
+    -- TODO: the version for older formspec versions lacks quite a lot - in particular regarding editing
+    else
+        minetest.log(
+            "info",
+            "[MOD] yl_speak_up: User " .. pname .. " talked to NPC ID n_" .. n_id .. " with an old formspec version!"
+        )
+
+        local upgrade_warning = ""
+        local max_number_of_buttons = yl_speak_up.max_number_of_buttons
+        local start_index = yl_speak_up.speak_to[pname].option_index
+
+        if formspec_v < 3 or protocol_v < 39 then
+            local warn = {
+                "box[0.3,3;15,2;red]",
+                "label[0.7,3.2;",
+                yl_speak_up.text_version_warning,
+                "]"
+            }
+            upgrade_warning = table.concat(warn, "")
+        end
+
+        if(alternate_text) then
+	    alternate_text = string.gsub(alternate_text, "%$TEXT%$", active_dialog.d_text)
+        end
+        -- replace $NPC_NAME$ etc.
+        local t = minetest.formspec_escape(yl_speak_up.replace_vars_in_text(
+				(alternate_text or active_dialog.d_text), dialog, pname))
+        formspec = {
+            "formspec_version[1]",
+            "size[48,28]",
+            "position[0,0.45]",
+            "anchor[0,0.45]",
+            "no_prepend[]",
+            "bgcolor[#00000000;false]",
+            -- Container
+
+            "container[2,0.75]",
+            -- Background
+
+            "background[0,0;20,17;yl_speak_up_bg_dialog.png]",
+            "background[0,18;45,8;yl_speak_up_bg_dialog.png]",
+            -- Frame Dialog
+
+            "image[-0.35,-0.35;1,1;yl_speak_up_bg_dialog_tl.png]",
+            "image[-0.35,16.25;1,1;yl_speak_up_bg_dialog_bl.png]",
+            "image[19.35,-0.35;1,1;yl_speak_up_bg_dialog_tr.png]",
+            "image[19.35,16.25;1,1;yl_speak_up_bg_dialog_br.png]",
+            "image[-0.35,0.35;1,19.5;yl_speak_up_bg_dialog_hl.png]",
+            "image[19.35,0.35;1,19.5;yl_speak_up_bg_dialog_hr.png]",
+            "image[0.35,-0.35;24.5,1;yl_speak_up_bg_dialog_vt.png]",
+            "image[0.35,16.25;24.5,1;yl_speak_up_bg_dialog_vb.png]",
+            -- Frame Options
+
+            "image[-0.35,17.65;1,1;yl_speak_up_bg_dialog_tl.png]",
+            "image[-0.35,25.35;1,1;yl_speak_up_bg_dialog_bl.png]",
+            "image[44.35,17.65;1,1;yl_speak_up_bg_dialog_tr.png]",
+            "image[44.35,25.35;1,1;yl_speak_up_bg_dialog_br.png]",
+            "image[-0.35,18.35;1,8.5;yl_speak_up_bg_dialog_hl.png]",
+            "image[44.35,18.35;1,8.5;yl_speak_up_bg_dialog_hr.png]",
+            "image[0.35,17.65;56.5,1;yl_speak_up_bg_dialog_vt.png]",
+            "image[0.35,25.35;56.5,1;yl_speak_up_bg_dialog_vb.png]",
+            -- Upgrade Warning
+
+            upgrade_warning,
+            -- Dialog
+
+            "label[0.3,0.6;",
+            minetest.formspec_escape(dialog.n_npc),
+            "]",
+            "label[0.3,1.8;",
+            minetest.formspec_escape(dialog.n_description),
+            "]",
+            "image[15.5,0.5;4,4;",
+            portrait,
+            "]",
+            "textarea[0.5,5;19.6,13.5;;;",
+            t .. "\n",
+            "]",
+            "container[0,18]"
+        }
+        h = -1
+
+        if active_dialog ~= nil and active_dialog.d_options ~= nil then
+            -- Let's sort the options by o_sort.
+            local sorted_buttons = {}
+            for _, ad_v in pairs(active_dialog.d_options) do
+                sorted_buttons[tonumber(ad_v.o_sort)] = ad_v
+            end
+
+            if #sorted_buttons > max_number_of_buttons then
+                -- Generate arrows
+                table.insert(formspec, "button[0.1,0;1,0.9;button_down;^]")
+                table.insert(formspec, "button[0.1,7.0;1,0.9;button_up;v]")
+            end
+
+            local counter = 1
+
+            for _, sb_v in pairs(sorted_buttons) do
+                local end_index = start_index + max_number_of_buttons
+                if counter >= start_index and counter < end_index then
+                    local oid = minetest.formspec_escape(sb_v.o_id)
+                    if allowed[sb_v.o_id] == true then
+                        h = h + 1
+                        table.insert(
+                            formspec,
+                            "button[1," ..
+                                h .. ";44,0.9;button_" .. oid .. ";" .. minetest.formspec_escape(sb_v.o_text_when_prerequisites_met) .. "]"
+                        )
+                        table.insert(
+                            formspec,
+                            "tooltip[button_" .. oid .. ";" .. minetest.formspec_escape(sb_v.o_text_when_prerequisites_met) .. "]"
+                        )
+                    else
+                        if sb_v.o_hide_when_prerequisites_not_met == "true" then
+                            -- hide! Nothing to do
+                        else
+                            if
+                                sb_v.o_grey_when_prerequisites_not_met == "true" and
+                                    sb_v.o_text_when_prerequisites_not_met == ""
+                             then
+                                h = h + 1
+                                local l = h - 0.2
+                                table.insert(formspec, "box[1," .. l .. ";43,1;#BBBBBB]")
+                                table.insert(
+                                    formspec,
+                                    "label[3," ..
+                                        h ..
+                                            ";" ..
+                                                yl_speak_up.message_button_option_prerequisites_not_met_default .. "]"
+                                )
+                            end
+                            if
+                                sb_v.o_grey_when_prerequisites_not_met == "true" and
+                                    sb_v.o_text_when_prerequisites_not_met ~= ""
+                             then
+                                h = h + 1
+                                local l = h - 0.2
+                                table.insert(formspec, "box[1," .. l .. ";43,1;#BBBBBB]")
+                                table.insert(
+                                    formspec,
+                                    "label[3," ..
+                                        h ..
+                                            ";" ..
+                                                yl_speak_up.message_button_option_prerequisites_not_met_default ..
+                                                    " : " .. minetest.formspec_escape(sb_v.o_text_when_prerequisites_not_met) .. "]"
+                                )
+                            end
+                            if
+                                sb_v.o_grey_when_prerequisites_not_met == "false" and
+                                    sb_v.o_text_when_prerequisites_not_met == ""
+                             then
+                            -- no hide, no grey, no text
+                            end
+                            if
+                                sb_v.o_grey_when_prerequisites_not_met == "false" and
+                                    sb_v.o_text_when_prerequisites_not_met ~= ""
+                             then
+                                h = h + 1
+                                table.insert(
+                                    formspec,
+                                    "button[1," ..
+                                        h ..
+                                            ";44,0.9;button_" ..
+                                                oid .. ";" .. minetest.formspec_escape(sb_v.o_text_when_prerequisites_not_met) .. "]"
+                                )
+                                table.insert(
+                                    formspec,
+                                    "tooltip[button_" ..
+                                        oid .. ";" .. minetest.formspec_escape(sb_v.o_text_when_prerequisites_not_met) .. "]"
+                                )
+                            end
+                        end
+                    end
+                end
+
+                counter = counter + 1
+            end
+        end
+        h = h + 1
+        table.insert(
+            formspec,
+            "button_exit[1," .. h .. ";44,0.9;button_exit;" .. yl_speak_up.message_button_option_exit .. "]"
+        )
+        table.insert(formspec, "tooltip[button_exit;" .. yl_speak_up.message_button_option_exit .. "]")
+
+        table.insert(formspec, "container_end[]")
+        table.insert(formspec, "container_end[]")
+    end
+
+    return table.concat(formspec, "")
+end
+
diff --git a/functions.lua b/functions.lua
index 140486c..92e2ff8 100644
--- a/functions.lua
+++ b/functions.lua
@@ -213,16 +213,6 @@ yl_speak_up.delete_dialog = function(n_id, d_id)
 end
 
 
-local function calculate_portrait(pname, n_id)
-    local tex = yl_speak_up.speak_to[pname].textures
-
-    local head = ""
-
-    head = head .. "[combine:8x8:-8,-8=" .. tex[2] .. ":-40,-8=" .. tex[2]
-
-    return head
-end
-
 --###
 --Formspecs
 --###
@@ -231,777 +221,6 @@ end
 
 -- talk
 
--- recursion_depth is increased each time autoanswer is automaticly selected
-yl_speak_up.get_fs_talkdialog = function(player, n_id, d_id, alternate_text, recursion_depth)
-    local pname = player:get_player_name()
-    local dialog = yl_speak_up.speak_to[pname].dialog
-    local context_d_id = yl_speak_up.speak_to[pname].d_id
-    local active_dialog
-
-    if not player and not player:is_player() then
-        minetest.log(
-            "action",
-            "[MOD] yl_speak_up: User " ..
-                pname ..
-                    " talked to unconfigured NPC with ID n_" ..
-                        n_id .. ", position of user was " .. minetest.pos_to_string(player:get_pos(), 0)
-        )
-        return yl_speak_up.get_error_message()
-    end
-
-    -- currently no trade running (we're editing options)
-    yl_speak_up.trade[pname] = nil
-    yl_speak_up.speak_to[pname].trade_id = nil
-
-    --[[ If we have an explicit call for a certain d_id, we grab it from parameters. 
-    If not, we grab in from context. 
-    When neither are present, we grab it from d_sort
-    ]]--
-    
-    local c_d_id
-
-    if d_id ~= nil then
-        active_dialog = dialog.n_dialogs[d_id]
-        c_d_id = d_id
-    elseif yl_speak_up.speak_to[pname].d_id ~= nil then
-        c_d_id = yl_speak_up.speak_to[pname].d_id
-        active_dialog = dialog.n_dialogs[c_d_id]
-    elseif dialog.n_dialogs ~= nil then
-        -- Find the dialog with d_sort = 0
-        local lowest_sort = nil
-        for k, v in pairs(dialog.n_dialogs) do
-            if tonumber(v.d_sort) ~= nil then
-                if not lowest_sort or tonumber(v.d_sort) < tonumber(lowest_sort) or v.d_sort == "0" then
-                    if tonumber(v.d_sort) >= 0 then
-                        lowest_sort = v.d_sort
-                        active_dialog = v
-                        c_d_id = k
-                    end
-                end
-            end
-        end
-    else
-	-- it may be possible that this player can initialize this npc
-        minetest.log(
-            "action",
-            "[MOD] yl_speak_up: User " ..
-                pname ..
-                    " talked to unconfigured NPC with ID n_" ..
-                        n_id .. ", position of user was " .. minetest.pos_to_string(player:get_pos(), 0)
-        )
-	-- this is the initial config
-	-- (input ends up at yl_speak_up.input_talk and needs to be rerouted)
-	return yl_speak_up.get_fs_initial_config(player, n_id, d_id, true)
-    end
-
-    if c_d_id == nil then return yl_speak_up.get_error_message() end
-
-    yl_speak_up.speak_to[pname].d_id = c_d_id
-
-    -- Now we have a dialog to display to the user
-
-    -- do not crash in case of error
-    if(not(active_dialog)) then
-	return "size[6,2]"..
-		"label[0.2,0.5;Ups! Something went wrong. Please try again.]"
-    end
-
-    -- Is the player working on this particular npc?
-    local edit_mode = (yl_speak_up.edit_mode[pname] == yl_speak_up.speak_to[pname].n_id)
-
-    -- evaluate the preconditions of each option and check if the option can be offered
-    local allowed = yl_speak_up.calculate_displayable_options(pname, active_dialog.d_options, edit_mode,
-			-- avoid loops by limiting max recoursion depths for autoanswers
-			(recursion_depth < yl_speak_up.max_allowed_recursion_depth))
-    -- abort here if needed - the autoanswer/autoselection did choose an option for us alread
-    if(not(edit_mode) and allowed and allowed["autoanswer"] and allowed["autoanswer"] ~= "") then
-	-- no actions shall be executed
-	local o_id = allowed["autoanswer"]
-	local effects = active_dialog.d_options[o_id].o_results
-	-- execute all effects/results
-        local res = yl_speak_up.execute_all_relevant_effects(player, effects, o_id, true)
-        local target_dialog = res.next_dialog
-        yl_speak_up.speak_to[pname].o_id = nil
-        yl_speak_up.speak_to[pname].a_id = nil
-        if(not(target_dialog)
-          or target_dialog == ""
-          or not(dialog.n_dialogs[target_dialog])) then
-                target_dialog = yl_speak_up.speak_to[pname].d_id
-        end
-	-- show the new target dialog and exit
-	-- the recursion_depth will be increased by one (we did autoselect here and need to
-	-- avoid infinite loops)
-        return yl_speak_up.get_fs_talkdialog(player, n_id, target_dialog, res.alternate_text,
-		recursion_depth + 1)
-    end
-
-    -- is the player comming back from trying to offer something to the NPC?
-    -- And is the NPC trying to return the item?
-    if(not(edit_mode) and d_id == "d_got_item") then
-	local pname = player:get_player_name()
-	local trade_inv = minetest.get_inventory({type="detached", name="yl_speak_up_player_"..pname})
-	if(not(trade_inv:is_empty("npc_wants"))) then
-		return "size[8,1.5]"..
-			"label[0.2,-0.2;"..
-			minetest.formspec_escape(dialog.n_npc or "- ? -")..
-			" does not seem to be intrested.\n"..
-			"Please take your item back and try something else.]"..
-			"button[2,1.0;1.5,0.9;show_player_offers_item;Ok]"
-	end
-    end
-
-    yl_speak_up.speak_to[pname].allowed = allowed
-
-    local portrait = calculate_portrait(pname, n_id)
-
-    local formspec_v = minetest.get_player_information(pname).formspec_version
-    local protocol_v = minetest.get_player_information(pname).protocol_version
-    local formspec = {}
-    local h
-
-    -- show who owns the NPC (and is thus more or less responsible for what it says)
-    local owner_info = ""
-    if(yl_speak_up.npc_owner[ n_id ]) then
-        owner_info = "\n\n(owned by "..minetest.formspec_escape(yl_speak_up.npc_owner[ n_id ])..")"
-    end
-
-    if formspec_v >= 4 then
-        formspec = {
-            "formspec_version[3]",
-            "size[57,33]",
-            "position[0,0.45]",
-            "anchor[0,0.45]",
-            "no_prepend[]",
-            "bgcolor[#00000000;false]",
-            -- Container
-
-            "container[2,0.75]",
-            -- Background
-
-            "background[0,0;20,23;yl_speak_up_bg_dialog.png;false]",
-            "background[0,24;54.5,7.5;yl_speak_up_bg_dialog.png;false]",
-            -- Frame Dialog
-
-            "image[-0.25,-0.25;1,1;yl_speak_up_bg_dialog_tl.png]",
-            "image[-0.25,22.25;1,1;yl_speak_up_bg_dialog_bl.png]",
-            "image[19.25,-0.25;1,1;yl_speak_up_bg_dialog_tr.png]",
-            "image[19.25,22.25;1,1;yl_speak_up_bg_dialog_br.png]",
-            "image[-0.25,0.75;1,21.5;yl_speak_up_bg_dialog_hl.png]",
-            "image[19.25,0.75;1,21.5;yl_speak_up_bg_dialog_hr.png]",
-            "image[0.75,-0.25;18.5,1;yl_speak_up_bg_dialog_vt.png]",
-            "image[0.75,22.25;18.5,1;yl_speak_up_bg_dialog_vb.png]",
-            -- Frame Options
-
-            "image[-0.25,23.75;1,1;yl_speak_up_bg_dialog_tl.png]",
-            "image[-0.25,30.75;1,1;yl_speak_up_bg_dialog_bl.png]",
-            "image[53.75,23.75;1,1;yl_speak_up_bg_dialog_tr.png]",
-            "image[53.75,30.75;1,1;yl_speak_up_bg_dialog_br.png]",
-            "image[-0.25,24.75;1,6;yl_speak_up_bg_dialog_hl.png]",
-            "image[53.75,24.75;1,6;yl_speak_up_bg_dialog_hr.png]",
-            "image[0.75,23.75;53,1;yl_speak_up_bg_dialog_vt.png]",
-            "image[0.75,30.75;53,1;yl_speak_up_bg_dialog_vb.png]",
-            "style_type[button;bgcolor=#a37e45]",
-            "style_type[button_exit;bgcolor=#a37e45]", -- Dialog
-
-            --[[
-            "background[-1,-1;22,25;yl_speak_up_bg_dialog2.png;false]",
-            "background[-1,23;58,10;yl_speak_up_bg_dialog2.png;false]",
-            "style_type[button;bgcolor=#a37e45]",
-            ]]-- 
-            "label[0.3,0.6;",
-            minetest.formspec_escape(dialog.n_npc),
-            "]",
-            "label[0.3,1.8;",
-            minetest.formspec_escape(dialog.n_description)..owner_info,
-            "]",
-            "image[15.5,0.5;4,4;",
-            portrait,
-            "]",
-        }
-
-	-- this is used to build a list of all available dialogs for a dropdown menu in edit mode
-	-- (only relevant in edit mode)
-        local dialog_list = yl_speak_up.text_new_dialog_id
-	-- find the right index for the dialog_list dropdown above
-	local d_id_to_dropdown_index = {}
-
-	-- allow to change skin, wielded items etc.
-	if(edit_mode) then
-		table.insert(formspec, "button[15.75,3.5;3.5,0.9;edit_skin;Edit Skin]")
-	end
-
-	-- display the window with the text the NPC is saying
-	if(edit_mode and dialog and dialog.n_dialogs) then
-            -- sort all dialogs by d_sort
-            local sorted_list = yl_speak_up.get_sorted_options(dialog.n_dialogs, "d_sort")
-	    -- add buttons for previous/next dialog
-            for i, d in ipairs(sorted_list) do
-                -- build the list of available dialogs for the dropdown list(s)
-                dialog_list = dialog_list..","..minetest.formspec_escape(d)
-                if(d == c_d_id and sorted_list[ i-1 ]) then
-		    local prev_dialog = minetest.formspec_escape(sorted_list[i-1])
-                    table.insert(formspec, "button[8.5,4.0;2,0.9;prev_dialog_"..prev_dialog..";<]")
-                    table.insert(formspec, "tooltip[prev_dialog_"..prev_dialog..
-		        ";Go to previous dialog "..prev_dialog..".]")
-                end
-                if(d == c_d_id and  sorted_list[ i+1 ]) then
-		    local next_dialog = minetest.formspec_escape(sorted_list[i+1])
-                    table.insert(formspec, "button[11,4.0;2,0.9;next_dialog_"..next_dialog..";>]")
-                    table.insert(formspec, "tooltip[next_dialog_"..next_dialog..
-			";Go to next dialog "..next_dialog..".]")
-                end
-                d_id_to_dropdown_index[d] = i + 1
-            end
-
-            table.insert(formspec, "label[0.2,4.6;Dialog:]") -- "..minetest.formspec_escape(c_d_id)..":]")
-	    table.insert(formspec, "dropdown[3.0,4.0;5,1;d_id;"..dialog_list..";"..d_id_to_dropdown_index[c_d_id]..",]")
-            table.insert(formspec, "tooltip[3.0,4.0;5,1;Select the dialog you want to edit. Currently, dialog "..c_d_id.." is beeing displayed.;#FFFFFF;#000000]")
-
-            -- add a "+" button for creating a new dialog
-            table.insert(formspec, "button[13.9,4.0;1,0.9;show_new_dialog;+]")
-            table.insert(formspec, "tooltip[show_new_dialog;Create a new dialog.]")
-
-            -- allow to edit name and description of the NPC
-            table.insert(formspec, "button[13.4,0.3;2,0.9;button_edit_name_and_description;Edit]")
-	    table.insert(formspec, "tooltip[button_edit_name_and_description;Edit name and description of your NPC.]")
-	    table.insert(formspec, "button[15.7,0.3;2,0.9;button_save_dialog;Save]")
-	    table.insert(formspec, "tooltip[button_save_dialog;Save this dialog.]")
-
-            table.insert(formspec, "textarea[0.2,5;19.6,17.8;d_text;;")
-            table.insert(formspec, minetest.formspec_escape(active_dialog.d_text))
-            table.insert(formspec, "]")
-	else
-	    if(alternate_text) then
-		alternate_text = string.gsub(alternate_text, "%$TEXT%$", active_dialog.d_text)
-	    end
-            -- replace $NPC_NAME$ etc.
-            local t = minetest.formspec_escape(yl_speak_up.replace_vars_in_text(
-				(alternate_text or active_dialog.d_text), dialog, pname))
-            table.insert(formspec, "hypertext[0.2,5;19.6,17.8;d_text;<normal>")
-            table.insert(formspec, t .. "\n</normal>")
-            table.insert(formspec, "]")
-            table.insert(formspec, "tooltip[d_text;")
-            table.insert(formspec, t:trim())
-            table.insert(formspec, ";#000000;#FFFFFF]")
-        end
-
-        table.insert(formspec, "scrollbaroptions[min=0;max=14;smallstep=1;largestep=2;arrows=show]")
-        table.insert(formspec, "scrollbar[0.2,24.2;0.2,7;vertical;scr0;0]")
-        table.insert(formspec, "scroll_container[0,24;56,7;scr0;vertical;1]")
-        h = -0.8
-
-	-- allow to delete entries that have no options later on
-	local anz_options = 0
-        -- Let#s sort the options by o_sort
-        if active_dialog ~= nil and active_dialog.d_options ~= nil then
-            local sorted_buttons = {}
-            for _, ad_v in pairs(active_dialog.d_options) do
-                sorted_buttons[tonumber(ad_v.o_sort)] = ad_v
-		anz_options = anz_options + 1
-            end
-
-            for _, sb_v in pairs(sorted_buttons) do
-		local oid = minetest.formspec_escape(sb_v.o_id)
-                -- in edit_mode: show all options
-		if edit_mode then
-                    h = h + 1
-		    -- add a button "o_<nr>:" that leads to an edit formspec for this option
-                    table.insert(formspec, "button[2.3," .. h .. ";2,0.9;edit_option_" .. oid .. ";"..oid..":]")
-		    -- add a tooltip "Edit target dialog, pre(C)onditions and (Ef)fects for option o_<nr>"
-                    table.insert(formspec, "tooltip[edit_option_" .. oid .. ";Edit target dialog, pre(C)onditions and (Ef)fects for option "..oid..".]")
-
-                    -- find the right target dialog for this option (if it exists):
-		    local target_dialog = nil
-                    local results = active_dialog.d_options[sb_v.o_id].o_results
-		    -- has this option more results/effects than just switching to another dialog?
-		    local has_other_results = false
-		    if(results ~= nil) then
-                        for k, v in pairs(results) do
-                            if v.r_type == "dialog" and dialog.n_dialogs[v.r_value] ~= nil then
-			        -- there may be more than one in the data structure
-                                target_dialog = v.r_value
-                            elseif v.r_type ~= "dialog" then
-                                has_other_results = true
-                            end
-                        end
-                    end
-		    if(target_dialog) then
-		        -- add a button "-> d_<nr>" that leads to the target dialog (if one is set)
-                        table.insert(formspec, "button[9.0," .. h .. ";1,0.9;button_" .. oid .. ";->]")
-		        -- add a tooltip "Go to target dialog d_<nr>"
-                        table.insert(formspec, "tooltip[button_" .. oid .. ";Go to target dialog "..minetest.formspec_escape(target_dialog).." that will be shown when this option ("..oid..") is selected.]")
-
-			-- selecting an option this way MUST NOT execute the pre(C)onditions or (Ef)fects!
-		    end
-		    -- allow to set a new target dialog
-	            table.insert(formspec, "dropdown[4.4,"..h..";4.7,1;d_id_"..oid..";"..dialog_list..";"..minetest.formspec_escape(d_id_to_dropdown_index[target_dialog] or "0")..",]")
-		    -- add a tooltip "Change target dialog"
-                    table.insert(formspec, "tooltip[4.4,"..h..";4.7,1;Change target dialog for option "..oid..".;#FFFFFF;#000000]")
-
-		    -- are there any prerequirements?
-                    local prereq = active_dialog.d_options[sb_v.o_id].o_prerequisites
-		    if(prereq and next(prereq)) then
-                        table.insert(formspec, "button[0.5," .. h .. ";0.5,0.9;conditions_"..oid..";C]")
-		        -- label: "There are pre(C)onditions required for showing this option. Display them."
-                        table.insert(formspec, "tooltip[conditions_" .. oid .. ";There are pre(C)onditions required for showing this option. Display them.]")
-                    end
-		    if(has_other_results) then
-                        table.insert(formspec, "button[1.6," .. h .. ";0.6,0.9;effects_"..oid..";Ef]")
-		        -- label: "There are further (Ef)fects (apart from switching to a new dialog)
-			--         set for this option. Display them."
-                        table.insert(formspec, "tooltip[effects_" .. oid .. ";"..
-				"There are further (Ef)fects (apart from switching\n"..
-				"to a new dialog) set for this option. Display them.]")
-		    end
-		    local actions = active_dialog.d_options[sb_v.o_id].actions
-		    -- are there any actions defined?
-                    if(actions and next(actions)) then
-                        table.insert(formspec, "button[1.1," .. h .. ";0.5,0.9;effects_"..oid..";A]")
-                        table.insert(formspec, "tooltip[effects_" .. oid .. ";"..
-				"There is an (A)ction (i.e. a trade) that will happen\n"..
-				"when switching to a new dialog. Display effects and\n"..
-				"trade of this option.]")
-                    end
-
-		    -- show the actual text for the option
-                    table.insert(formspec, "field[9.9," .. h .. ";44.4,0.9;text_option_" .. oid .. ";;"..
-                        minetest.formspec_escape(sb_v.o_text_when_prerequisites_met).."]")
-		    -- add a tooltip "Edit the text that is displayed on button o_<nr>."
-                    table.insert(formspec, "tooltip[text_option_" .. oid .. ";Edit the text that is displayed on button "..oid..".]")
-
-		-- normal mode: show an option if the prerequirements (if any are defined) are met
-	        elseif allowed[sb_v.o_id] == true then
-                    h = h + 1
-                    -- replace $NPC_NAME$ etc.
-		    local t = minetest.formspec_escape(yl_speak_up.replace_vars_in_text(
-					sb_v.o_text_when_prerequisites_met, dialog, pname))
-                    table.insert(formspec, "button[0.5," .. h .. ";53.8,0.9;button_" .. oid .. ";]")
-                    table.insert(
-                        formspec,
-                        "tooltip[button_" .. oid .. ";" .. t .. "]"
-                    )
-                    local l = h + 0.45
-                    table.insert(formspec, "label[0.7," .. l .. ";" .. t .. "]")
-                else
-                    if sb_v.o_hide_when_prerequisites_not_met == "true" then
-                    else
-                        -- replace $NPC_NAME$ etc.
-		        local t = minetest.formspec_escape(yl_speak_up.replace_vars_in_text(
-					sb_v.o_text_when_prerequisites_not_met, dialog, pname))
-                        if
-                            sb_v.o_grey_when_prerequisites_not_met == "true" and
-                                sb_v.o_text_when_prerequisites_not_met == ""
-                         then
-                            h = h + 1
-                            table.insert(formspec, "button[0.5," .. h .. ";53.8,0.9;button_" .. oid .. ";]")
-                            table.insert(
-                                formspec,
-                                "tooltip[button_" ..
-                                    oid ..
-                                        ";" .. yl_speak_up.message_button_option_prerequisites_not_met_default .. "]"
-                            )
-                            local l = h + 0.45
-                            table.insert(
-                                formspec,
-                                "label[0.7," ..
-                                    l .. ";" .. yl_speak_up.message_button_option_prerequisites_not_met_default .. "]"
-                            )
-                            table.insert(formspec, "box[0.5," .. h .. ";53.8,0.9;#BBBBBB]")
-                        end
-                        if
-                            sb_v.o_grey_when_prerequisites_not_met == "true" and
-                                sb_v.o_text_when_prerequisites_not_met ~= ""
-                         then
-                            h = h + 1
-                            table.insert(formspec, "button[0.5," .. h .. ";53.8,0.9;button_" .. oid .. ";]")
-                            table.insert(
-                                formspec,
-                                "tooltip[button_" .. oid .. ";" .. t .. "]"
-                            )
-                            local l = h + 0.45
-                            table.insert(
-                                formspec,
-                                "label[0.7," .. l .. ";" .. t .. "]"
-                            )
-                            table.insert(formspec, "box[0.5," .. h .. ";53.8,0.9;#BBBBBB]")
-                        end
-                        if
-                            sb_v.o_grey_when_prerequisites_not_met == "false" and
-                                sb_v.o_text_when_prerequisites_not_met == ""
-                         then
-                        -- no hide, no grey, no text
-                        end
-                        if
-                            sb_v.o_grey_when_prerequisites_not_met == "false" and
-                                sb_v.o_text_when_prerequisites_not_met ~= ""
-                         then
-                            -- no grey, but text
-                            h = h + 1
-                            table.insert(formspec, "button[0.5," .. h .. ";53.8,0.9;button_" .. oid .. ";]")
-                            table.insert(
-                                formspec,
-                                "tooltip[button_" .. oid .. ";" .. t .. "]"
-                            )
-                            local l = h + 0.45
-                            table.insert(
-                                formspec,
-                                "label[0.7," .. l .. ";" .. t .. "]"
-                            )
-                        end
-                    end
-                end
-            end
-        end
-
-	-- add a "I want to give you something" button to the first dialog if the NPC accepts items
-	if(active_dialog and active_dialog.d_sort and tonumber(active_dialog.d_sort) == 0) then
-		local offer_item_add_text = ""
-		if(edit_mode) then
-			offer_item_add_text = minetest.formspec_escape("[dialog d_got_item] -> ")
-		end
-		-- show this in edit mode and when the NPC actually accepts items
-		if(edit_mode or dialog.n_dialogs["d_got_item"]) then
-		        h = h + 1
-			table.insert(formspec, "button[0.5," .. h .. ";53.8,0.9;player_offers_item;]")
-			table.insert(formspec, "tooltip[player_offers_item;"..
-				"If you want to give something (items) to this NPC\n"..
-				"- either because he requested it or as a present -\n"..
-				"click here. The NPC will return items he doesn't want.]")
-			table.insert(formspec, "label[0.7,"..(h+0.45)..";"..offer_item_add_text..
-				"I want to give you something.]")
-		end
-	end
-
-	-- If in edit mode, add two new menu entries: "add new options" and "end edit mode".
-	if(edit_mode) then
-            -- chat option: "Add a new answer/option to this dialog."
-            h = h + 1
-	    if(anz_options < yl_speak_up.max_number_of_options_per_dialog) then
-                table.insert(formspec, "button[0.5," .. h .. ";53.8,0.9;add_option;]")
-                table.insert(formspec, "tooltip[add_option;Adds a new option to this dialog. You can "..
-			"delete options via the option edit menu.]")
-                table.insert(formspec, "label[0.7,"..(h+0.45)..";Add a new option/answer to this dialog. "..
-			"You can delete options via the option edit menu.]")
-            -- the amount of allowed options/answers has been reached
-            else
-                table.insert(formspec, "box[0.5,"..h..";53.8,0.9;#BBBBBB]")
-                table.insert(formspec, "label[0.7,"..(h+0.45)..";Maximum number of allowed answers/options "..
-			"reached. No further options/answers can be added.]")
-            end
-
-	    -- chat option: "Delete this dialog."
-	    h = h + 1
-	    if(active_dialog
-		    and active_dialog.d_text == ""
-		    and anz_options == 0) then
-                table.insert(formspec, "button[0.5," .. h .. ";53.8,0.9;delete_this_empty_dialog;]")
-                table.insert(formspec, "tooltip[delete_this_empty_dialog;Dialogs can only be deleted "..
-			"when they are empty and have no more options/answers. This is the case here, "..
-			"so the dialog can be deleted.]")
-                table.insert(formspec, "label[0.7,"..(h+0.45)..";Delete this empty dialog.]")
-	    -- (but only show this option if the dialog is empty)
-            else
-                table.insert(formspec, "box[0.5,"..h..";53.8,0.9;#BBBBBB]")
-                table.insert(formspec, "label[0.7,"..(h+0.45)..";If you want to delete this dialog, you "..
-			"need to delete all options and its text first.]")
-            end
-
-	    -- chat option: "Show what points to this dialog."
-	    h = h + 1
-            table.insert(formspec, "button[0.5," .. h .. ";53.8,0.9;show_what_points_to_this_dialog;]")
-            table.insert(formspec, "tooltip[show_what_points_to_this_dialog;"..
-			"Show which other dialog options or failed actions\n"..
-			"or effects lead the player to this dialog here.]")
-            table.insert(formspec, "label[0.7,"..(h+0.45)..";Show what points to this dialog.]")
-
-	    -- chat option: "Make this dialog the first one shown when starting to talk."
-            h = h + 1
-	    if(active_dialog and active_dialog.d_sort and tonumber(active_dialog.d_sort) ~= 0) then
-                table.insert(formspec, "button[0.5," .. h .. ";53.8,0.9;make_first_option;]")
-                table.insert(formspec, "tooltip[make_first_option;The NPC has to start with one dialog "..
-			"when he is right-clicked. Make this dialog the one shown.]")
-                table.insert(formspec, "label[0.7,"..(h+0.45)..";Make this dialog the first one shown "..
-			"when starting a conversation.]")
-	    -- (but only show this option if it's not already the first one)
-            else
-                table.insert(formspec, "box[0.5,"..h..";53.8,0.9;#BBBBBB]")
-                table.insert(formspec, "label[0.7,"..(h+0.45)..";This dialog will be shown whenever "..
-			"a conversation is started.]")
-            end
-
-	    -- access the inventory of the NPC
-	    h = h + 1
-            table.insert(formspec, "button[0.5," .. h .. ";53.8,0.9;show_inventory;]")
-            table.insert(formspec, "tooltip[show_inventory;Access and manage the inventory of the NPC. "..
-			"This is used for adding trade items, getting collected payments and managing "..
-			"quest items.]")
-            table.insert(formspec, "label[0.7,"..(h+0.45)..";"..
-			"Show your inventory (only accessible to owner)!]")
-
-	    -- chat option: Mute/Unmute NPC
-            h = h + 1
-            local obj = yl_speak_up.speak_to[pname].obj
-	    -- some precautions - someone else might have eliminated the NPC in the meantime
-	    local luaentity = nil
-	    if(obj) then
-                luaentity = obj:get_luaentity()
-            end
-	    if(luaentity and luaentity.yl_speak_up.talk) then
-                table.insert(formspec, "button[0.5," .. h .. ";53.8,0.9;mute_npc;]")
-                table.insert(formspec, "tooltip[mute_npc;The NPC will no longer show his dialogs "..
-			"when he is right-clicked. This is useful while you edit the NPC and don't "..
-			"want players to see unfinished entries and/or quests.]")
-                table.insert(formspec, "label[0.7,"..(h+0.45)..";State: Not muted. Stop talking to other "..
-			"players while I give you new orders.]")
-            elseif(luaentity) then
-		-- unmute the NPC
-                table.insert(formspec, "button[0.5," .. h .. ";53.8,0.9;un_mute_npc;]")
-                table.insert(formspec, "tooltip[un_mute_npc;The NPC will show his dialogs to other "..
-			"players when he is right-clicked. This is the normal mode of operation. Choose "..
-			"this when you are finished editing.]")
-                table.insert(formspec, "label[0.7,"..(h+0.45)..";State: You are currently muted. Talk to "..
-			"anyone again who wants to talk to you.]")
-            end
-
-            -- chat option: "That was all. I'm finished with giving you new orders. Remember them!"
-            h = h + 1
-            table.insert(formspec, "button_exit[0.5," .. h .. ";53.8,0.9;button_end_edit_mode;]")
-            table.insert(formspec, "tooltip[button_end_edit_mode;Ends edit mode. From now on, your NPC will talk to you like he talks to other players. You can always give him new orders by entering edit mode again.]")
-            table.insert(formspec, "label[0.7,"..(h+0.45)..";That was all. I'm finished with giving you new orders. Remember them!]")
-
-        -- Offer to enter edit mode if the player has the npc_talk_owner priv AND owns the npc.
-	-- The npc_master priv allows to edit all NPC.
-	elseif(yl_speak_up.may_edit_npc(player, n_id)) then
-            -- chat option: "I am your owner. I have new orders for you.
-            h = h + 1
-            table.insert(formspec, "button_exit[0.5," .. h .. ";53.8,0.9;button_start_edit_mode;]")
-            table.insert(formspec, "tooltip[button_start_edit_mode;Enters edit mode. In this mode, you can edit the texts the NPC says and the answers that can be given.]")
-            table.insert(formspec, "label[0.7,"..(h+0.45)..";I am your owner. I have new orders for you.]")
-        end
-
-	-- add a Let's trade button to the first dialog if the NPC has trades
-	if(active_dialog and active_dialog.d_sort and tonumber(active_dialog.d_sort) == 0
-	  and dialog.trades) then
-	    local has_trades = nil
-	    for k, v in pairs(dialog.trades) do
-	        -- has the NPC any *public* trades that are not effects/results?
-	        if(not(v.hide) and not(v.d_id)) then
-	            has_trades = true
-		    break
-		end
-	    end
-	    if(has_trades) then
-	        h = h + 1
-                table.insert(formspec, "button[0.5," .. h .. ";53.8,0.9;show_trade_list;]")
-                table.insert(formspec, "tooltip[show_trade_list;Show a list of trades the NPC has to offer.]")
-                table.insert(formspec, "label[0.7,"..(h+0.45)..";Let's trade!]")
-	    end
-	end
-
-
-        h = h + 1
-        table.insert(formspec, "button_exit[0.5," .. h .. ";53.8,0.9;button_exit;]")
-        table.insert(formspec, "tooltip[button_exit;" .. yl_speak_up.message_button_option_exit .. "]")
-        local l = h + 0.45
-        table.insert(formspec, "label[0.7," .. l .. ";" .. yl_speak_up.message_button_option_exit .. "]")
-
-        table.insert(formspec, "scroll_container_end[]")
-
-        table.insert(formspec, "container_end[]")
-
-    -- if the player has an older formspec version
-    -- TODO: the version for older formspec versions lacks quite a lot - in particular regarding editing
-    else
-        minetest.log(
-            "info",
-            "[MOD] yl_speak_up: User " .. pname .. " talked to NPC ID n_" .. n_id .. " with an old formspec version!"
-        )
-
-        local upgrade_warning = ""
-        local max_number_of_buttons = yl_speak_up.max_number_of_buttons
-        local start_index = yl_speak_up.speak_to[pname].option_index
-
-        if formspec_v < 3 or protocol_v < 39 then
-            local warn = {
-                "box[0.3,3;15,2;red]",
-                "label[0.7,3.2;",
-                yl_speak_up.text_version_warning,
-                "]"
-            }
-            upgrade_warning = table.concat(warn, "")
-        end
-
-        if(alternate_text) then
-	    alternate_text = string.gsub(alternate_text, "%$TEXT%$", active_dialog.d_text)
-        end
-        -- replace $NPC_NAME$ etc.
-        local t = minetest.formspec_escape(yl_speak_up.replace_vars_in_text(
-				(alternate_text or active_dialog.d_text), dialog, pname))
-        formspec = {
-            "formspec_version[1]",
-            "size[48,28]",
-            "position[0,0.45]",
-            "anchor[0,0.45]",
-            "no_prepend[]",
-            "bgcolor[#00000000;false]",
-            -- Container
-
-            "container[2,0.75]",
-            -- Background
-
-            "background[0,0;20,17;yl_speak_up_bg_dialog.png]",
-            "background[0,18;45,8;yl_speak_up_bg_dialog.png]",
-            -- Frame Dialog
-
-            "image[-0.35,-0.35;1,1;yl_speak_up_bg_dialog_tl.png]",
-            "image[-0.35,16.25;1,1;yl_speak_up_bg_dialog_bl.png]",
-            "image[19.35,-0.35;1,1;yl_speak_up_bg_dialog_tr.png]",
-            "image[19.35,16.25;1,1;yl_speak_up_bg_dialog_br.png]",
-            "image[-0.35,0.35;1,19.5;yl_speak_up_bg_dialog_hl.png]",
-            "image[19.35,0.35;1,19.5;yl_speak_up_bg_dialog_hr.png]",
-            "image[0.35,-0.35;24.5,1;yl_speak_up_bg_dialog_vt.png]",
-            "image[0.35,16.25;24.5,1;yl_speak_up_bg_dialog_vb.png]",
-            -- Frame Options
-
-            "image[-0.35,17.65;1,1;yl_speak_up_bg_dialog_tl.png]",
-            "image[-0.35,25.35;1,1;yl_speak_up_bg_dialog_bl.png]",
-            "image[44.35,17.65;1,1;yl_speak_up_bg_dialog_tr.png]",
-            "image[44.35,25.35;1,1;yl_speak_up_bg_dialog_br.png]",
-            "image[-0.35,18.35;1,8.5;yl_speak_up_bg_dialog_hl.png]",
-            "image[44.35,18.35;1,8.5;yl_speak_up_bg_dialog_hr.png]",
-            "image[0.35,17.65;56.5,1;yl_speak_up_bg_dialog_vt.png]",
-            "image[0.35,25.35;56.5,1;yl_speak_up_bg_dialog_vb.png]",
-            -- Upgrade Warning
-
-            upgrade_warning,
-            -- Dialog
-
-            "label[0.3,0.6;",
-            minetest.formspec_escape(dialog.n_npc),
-            "]",
-            "label[0.3,1.8;",
-            minetest.formspec_escape(dialog.n_description),
-            "]",
-            "image[15.5,0.5;4,4;",
-            portrait,
-            "]",
-            "textarea[0.5,5;19.6,13.5;;;",
-            t .. "\n",
-            "]",
-            "container[0,18]"
-        }
-        h = -1
-
-        if active_dialog ~= nil and active_dialog.d_options ~= nil then
-            -- Let's sort the options by o_sort.
-            local sorted_buttons = {}
-            for _, ad_v in pairs(active_dialog.d_options) do
-                sorted_buttons[tonumber(ad_v.o_sort)] = ad_v
-            end
-
-            if #sorted_buttons > max_number_of_buttons then
-                -- Generate arrows
-                table.insert(formspec, "button[0.1,0;1,0.9;button_down;^]")
-                table.insert(formspec, "button[0.1,7.0;1,0.9;button_up;v]")
-            end
-
-            local counter = 1
-
-            for _, sb_v in pairs(sorted_buttons) do
-                local end_index = start_index + max_number_of_buttons
-                if counter >= start_index and counter < end_index then
-                    local oid = minetest.formspec_escape(sb_v.o_id)
-                    if allowed[sb_v.o_id] == true then
-                        h = h + 1
-                        table.insert(
-                            formspec,
-                            "button[1," ..
-                                h .. ";44,0.9;button_" .. oid .. ";" .. minetest.formspec_escape(sb_v.o_text_when_prerequisites_met) .. "]"
-                        )
-                        table.insert(
-                            formspec,
-                            "tooltip[button_" .. oid .. ";" .. minetest.formspec_escape(sb_v.o_text_when_prerequisites_met) .. "]"
-                        )
-                    else
-                        if sb_v.o_hide_when_prerequisites_not_met == "true" then
-                            -- hide! Nothing to do
-                        else
-                            if
-                                sb_v.o_grey_when_prerequisites_not_met == "true" and
-                                    sb_v.o_text_when_prerequisites_not_met == ""
-                             then
-                                h = h + 1
-                                local l = h - 0.2
-                                table.insert(formspec, "box[1," .. l .. ";43,1;#BBBBBB]")
-                                table.insert(
-                                    formspec,
-                                    "label[3," ..
-                                        h ..
-                                            ";" ..
-                                                yl_speak_up.message_button_option_prerequisites_not_met_default .. "]"
-                                )
-                            end
-                            if
-                                sb_v.o_grey_when_prerequisites_not_met == "true" and
-                                    sb_v.o_text_when_prerequisites_not_met ~= ""
-                             then
-                                h = h + 1
-                                local l = h - 0.2
-                                table.insert(formspec, "box[1," .. l .. ";43,1;#BBBBBB]")
-                                table.insert(
-                                    formspec,
-                                    "label[3," ..
-                                        h ..
-                                            ";" ..
-                                                yl_speak_up.message_button_option_prerequisites_not_met_default ..
-                                                    " : " .. minetest.formspec_escape(sb_v.o_text_when_prerequisites_not_met) .. "]"
-                                )
-                            end
-                            if
-                                sb_v.o_grey_when_prerequisites_not_met == "false" and
-                                    sb_v.o_text_when_prerequisites_not_met == ""
-                             then
-                            -- no hide, no grey, no text
-                            end
-                            if
-                                sb_v.o_grey_when_prerequisites_not_met == "false" and
-                                    sb_v.o_text_when_prerequisites_not_met ~= ""
-                             then
-                                h = h + 1
-                                table.insert(
-                                    formspec,
-                                    "button[1," ..
-                                        h ..
-                                            ";44,0.9;button_" ..
-                                                oid .. ";" .. minetest.formspec_escape(sb_v.o_text_when_prerequisites_not_met) .. "]"
-                                )
-                                table.insert(
-                                    formspec,
-                                    "tooltip[button_" ..
-                                        oid .. ";" .. minetest.formspec_escape(sb_v.o_text_when_prerequisites_not_met) .. "]"
-                                )
-                            end
-                        end
-                    end
-                end
-
-                counter = counter + 1
-            end
-        end
-        h = h + 1
-        table.insert(
-            formspec,
-            "button_exit[1," .. h .. ";44,0.9;button_exit;" .. yl_speak_up.message_button_option_exit .. "]"
-        )
-        table.insert(formspec, "tooltip[button_exit;" .. yl_speak_up.message_button_option_exit .. "]")
-
-        table.insert(formspec, "container_end[]")
-        table.insert(formspec, "container_end[]")
-    end
-
-    return table.concat(formspec, "")
-end
-
 -- receive fields
 
 
@@ -1589,264 +808,6 @@ yl_speak_up.check_for_disambigous_results = function(n_id, pname)
 end
 
 
-yl_speak_up.input_talk = function(player, formname, fields)
-        if formname ~= "yl_speak_up:talk" then
-            return
-        end
-
-        local pname = player:get_player_name()
-        local o = ""
-
-	local n_id = yl_speak_up.speak_to[pname].n_id
-
-	-- the NPC needs to be configured first; route input to the configuration dialog
-	if(not(yl_speak_up.speak_to[pname].dialog)
-	  or not(yl_speak_up.speak_to[pname].dialog.n_npc)
-	  or not(yl_speak_up.speak_to[pname].d_id)) then
-		yl_speak_up.input_fs_initial_config(player, formname, fields)
-		return
-	end
-
-	-- Is the player working on this particular npc?
-	local edit_mode = (yl_speak_up.edit_mode[pname] == yl_speak_up.speak_to[pname].n_id)
-
-	-- if in edit mode: detect if something was changed;
-	if(edit_mode or fields.button_edit_name_and_description) then
-		local result = yl_speak_up.edit_mode_apply_changes(pname, fields)
-        end
-
-	-- show which dialogs point to this one
-	if(edit_mode and fields.show_what_points_to_this_dialog) then
-		local dialog = yl_speak_up.speak_to[pname].dialog
-		local d_id = yl_speak_up.speak_to[pname].d_id
-		yl_speak_up.show_fs(player, "show_what_points_to_this_dialog",
-			yl_speak_up.speak_to[pname].d_id)
-		return
-	end
-
-	-- the player wants to change name and description; show the formspec
-	if(edit_mode and fields.button_edit_name_and_description) then
-		-- this is not the initial config - but the same formspec can be used
-		yl_speak_up.show_fs(player, "initial_config",
-			{n_id = n_id, d_id = yl_speak_up.speak_to[pname].d_id, false})
-		return
-	end
-
-	-- the player wants to access the inventory of the NPC
-	if(edit_mode and fields.show_inventory) then
-		-- the inventory is just an inventory with a back button; come back to this dialog here
-		yl_speak_up.show_fs(player, "inventory")
-		return
-	end
-
-	-- change skin, cape and wielded items
-	if(edit_mode and fields.edit_skin) then
-		local dialog = yl_speak_up.speak_to[pname].dialog
-		-- necessary so that the fashin formspec can be created
-		yl_speak_up.speak_to[pname].n_npc = dialog.n_npc
-		yl_speak_up.show_fs(player, "fashion")
-		return
-	end
-
-	if(edit_mode and fields.button_save_dialog) then
-		yl_speak_up.show_fs(player, "talk",
-			{n_id = n_id, d_id = yl_speak_up.speak_to[pname].d_id, do_save = true})
-		return
-	end
-
-	-- start edit mode (requires npc_talk_owner)
-	if fields.button_start_edit_mode then
-	    -- check if this particular NPC is really owned by this player or if the player has global privs
-            if(not(yl_speak_up.may_edit_npc(player, n_id))) then
-                minetest.chat_send_player(pname, "Sorry. You do not have the npc_talk_owner or npc_master priv.")
-                return
-	    end
-	    -- the staff allows to create multiple target dialogs as result; this makes no sense
-	    -- and is too disambigous
-	    if(yl_speak_up.check_for_disambigous_results(n_id, pname)) then
-                -- this needs to be fixed by someone with a staff; we don't know which dialog is the right
-		-- result
-                return
-            end
-	    -- enter edit mode with that particular NPC
-            yl_speak_up.edit_mode[pname] = yl_speak_up.speak_to[pname].n_id
-	    -- start a new chat - but this time in edit mode
-            yl_speak_up.speak_to[pname].d_id = nil
-            yl_speak_up.show_fs(player, "talk", {n_id = yl_speak_up.speak_to[pname].n_id, d_id = nil})
-	    return
-        -- end edit mode (does not require the priv; will only switch back to normal behaviour)
-        elseif fields.button_end_edit_mode then
-            -- if there are any changes done: ask first and don't end edit mode yet
-	    yl_speak_up.show_fs(player, "quit", nil)
-	    return
-       end
-
-        if fields.quit or fields.button_exit then
-            -- if there are any changes done: ask first and don't quit yet
-	    yl_speak_up.show_fs(player, "quit", nil)
-            return
-        end
-
-	-- allow the player to take the item back
-	if(fields.show_player_offers_item and fields.show_player_offers_item ~= "") then
-	    yl_speak_up.show_fs(player, "player_offers_item", nil)
-	    return
-	end
-
-
-        if fields.button_up then
-            yl_speak_up.speak_to[pname].option_index =
-                yl_speak_up.speak_to[pname].option_index + yl_speak_up.max_number_of_buttons
-            yl_speak_up.show_fs(player, "talk", {n_id = yl_speak_up.speak_to[pname].n_id,
-                                                 d_id = yl_speak_up.speak_to[pname].d_id})
-            return
-        elseif fields.button_down then --and yl_speak_up.speak_to[pname].option_index > yl_speak_up.max_number_of_buttons then
-            yl_speak_up.speak_to[pname].option_index =
-                yl_speak_up.speak_to[pname].option_index - yl_speak_up.max_number_of_buttons
-            if yl_speak_up.speak_to[pname].option_index < 0 then
-                yl_speak_up.speak_to[pname].option_index = 1
-            end
-            yl_speak_up.show_fs(player, "talk", {n_id = yl_speak_up.speak_to[pname].n_id,
-                                                 d_id = yl_speak_up.speak_to[pname].d_id})
-            return
-        else
-            yl_speak_up.speak_to[pname].option_index = 1
-        end
-
-	-- the player wants to see the trade list
-	if(fields.show_trade_list) then
-		yl_speak_up.show_fs(player, "trade_list", nil)
-		return
-	end
-
-	-- the player wants to give something to the NPC
-	if(fields.player_offers_item) then
-		if(not(edit_mode)) then
-			-- normal mode: take the item the player wants to offer
-			yl_speak_up.show_fs(player, "player_offers_item", nil)
-		else
-			local dialog = yl_speak_up.speak_to[pname].dialog
-			local future_d_id = "d_got_item"
-			-- make sure this dialog exists; create if needed
-			if(not(dialog.n_dialogs[ future_d_id ])) then
-				dialog.n_dialogs[future_d_id] = {
-					d_id = future_d_id,
-					d_type = "text",
-					d_text = "",
-					d_sort = 9999 -- make this the last option
-				}
-			end
-			-- in edit mode: allow to edit the options
-			yl_speak_up.show_fs(player, "talk", {n_id = n_id, d_id = future_d_id})
-		end
-		return
-	end
-
-        for k, v in pairs(fields) do
-            local s = string.split(k, "_")
-
-            if
-                s[1] == "button" and s[2] ~= nil and s[2] ~= "" and s[2] ~= "exit" and s[2] ~= "back" and s[3] ~= nil and
-                    s[2] ~= "up" and
-                    s[2] ~= "down"
-             then
-                o = s[2] .. "_" .. s[3]
-            end
-        end
-
-	if not(edit_mode) and o == "" then
-            return
-        end
-
-        -- Let's check if the button was among the "allowed buttons". Only those may be executed
-        if not(edit_mode) and (yl_speak_up.speak_to[pname].allowed and yl_speak_up.speak_to[pname].allowed[o] == false) then
-            return
-        end
-
-        -- button was clicked, now let's execute the results
-
-        local d_id = yl_speak_up.speak_to[pname].d_id
-
-        local dialog = yl_speak_up.speak_to[pname].dialog
-
-	-- we may soon need actions and o_results from the selected_option
-	local selected_option = {}
-	if(d_id and o and dialog
-	  and dialog.n_dialogs
-	  and dialog.n_dialogs[d_id]
-	  and dialog.n_dialogs[d_id].d_options
-	  and dialog.n_dialogs[d_id].d_options[o]) then
-		selected_option = dialog.n_dialogs[d_id].d_options[o]
-	end
-
-	if(not(edit_mode)) then
-		-- abort if the option does not exist
-		if(not(selected_option)) then
-			return
-		end
-		yl_speak_up.speak_to[pname].o_id = o
-		-- start with executing the first action
-		yl_speak_up.execute_next_action(player, nil, true)
-		return
-	end
-
-	-- all three buttons (pre(C)onditions, (Ef)fects, edit option) lead to the same new formspec
-	if( edit_mode ) then
-		local n_dialog = dialog.n_dialogs[d_id]
-
-		if(n_dialog and n_dialog.d_options) then
-			for o_id,v in pairs(n_dialog.d_options) do
-				if( fields["edit_option_"..o_id]
-				 or fields["conditions_"..o_id]
-				 or fields["effects_"..o_id]) then
-					-- store which option we want to edit
-					yl_speak_up.speak_to[pname].o_id = o_id
-					-- if something was changed: ask for confirmation
-					yl_speak_up.show_fs(player, "edit_option_dialog",
-						{n_id = yl_speak_up.speak_to[pname].n_id,
-						d_id = d_id, o_id = o_id, caller="button"})
-					return
-				end
-			end
-		end
-
-
-	    -- in edit mode: has another dialog been selected?
-            -- if nothing better can be found: keep the old dialog
-            local show_dialog = d_id
-	    -- an option button was selected;
-	    -- since we do not execute actions and effects in edit mode, we need to find out the
-	    -- right target dialog manually (and assume all went correct)
-	    if( o ~= "" ) then
-		-- find out the normal target dialog of this option
-		if(selected_option and selected_option.o_results) then
-			for k, v in pairs(selected_option.o_results) do
-				if(v and v.r_type == "dialog") then
-					show_dialog = v.r_value
-				end
-			end
-		end
-            -- dropdown menu was used; provided the dialog exists (and it's not the "New dialog" option)
-	    -- (if a new dialog was added using the "+" button, fields.d_id gets set accordingly)
-            elseif(fields.d_id and fields.d_id ~= show_dialog and dialog.n_dialogs[fields.d_id]) then
-                show_dialog = fields.d_id
-            -- in edit mode: prev_dialog_../next_dialog_.. was selected
-            else
-                for k,v in pairs(dialog.n_dialogs) do
-                    if(fields["prev_dialog_"..k]) then
-                        show_dialog = k
-                    elseif(fields["next_dialog_"..k]) then
-                        show_dialog = k
-	            end
-	        end
-	    end
-            yl_speak_up.show_fs(player, "talk", {n_id = n_id, d_id = show_dialog})
-	    -- no option was selected - so we need to end this here
-            return
-	end
-end
-
-
 -- Make the NPC talk
 
 --###
diff --git a/init.lua b/init.lua
index a599dd4..bdee6eb 100644
--- a/init.lua
+++ b/init.lua
@@ -19,6 +19,8 @@ dofile(modpath .. "config.lua")
 dofile(modpath .. "privs.lua")
 -- handle on_player_receive_fields and showing of formspecs
 dofile(modpath .. "show_fs.lua")
+-- the formspec and input handling for the main dialog
+dofile(modpath .. "fs_talkdialog.lua")
 -- ask if the player wants to save, discard or go back in edit mode
 dofile(modpath .. "fs_save_or_discard_or_back.lua")
 -- as the name says: a collection of custom functions that you can