diff --git a/lua/harpoon/cmd-ui.lua b/lua/harpoon/cmd-ui.lua
index ea764cf..67698bf 100644
--- a/lua/harpoon/cmd-ui.lua
+++ b/lua/harpoon/cmd-ui.lua
@@ -1,5 +1,6 @@
 local harpoon = require("harpoon")
 local popup = require("plenary.popup")
+local utils = require("harpoon.utils")
 local log = require("harpoon.dev").log
 local term = require("harpoon.term")
 
@@ -53,17 +54,13 @@ local function create_window()
     }
 end
 
-local function is_white_space(str)
-    return str:gsub("%s", "") == ""
-end
-
 local function get_menu_items()
     log.trace("_get_menu_items()")
     local lines = vim.api.nvim_buf_get_lines(Harpoon_cmd_bufh, 0, -1, true)
     local indices = {}
 
     for _, line in pairs(lines) do
-        if not is_white_space(line) then
+        if not utils.is_white_space(line) then
             table.insert(indices, line)
         end
     end
@@ -98,14 +95,27 @@ M.toggle_quick_menu = function()
     vim.api.nvim_buf_set_option(Harpoon_cmd_bufh, "filetype", "harpoon")
     vim.api.nvim_buf_set_option(Harpoon_cmd_bufh, "buftype", "acwrite")
     vim.api.nvim_buf_set_option(Harpoon_cmd_bufh, "bufhidden", "delete")
-    -- TODO: maybe vim.fn.input() can be used to implement some select_menu_item
-    -- vim.api.nvim_buf_set_keymap(
-    --     Harpoon_cmd_bufh,
-    --     "n",
-    --     "<CR>",
-    --     ":lua require('harpoon.cmd-ui').select_menu_item()<CR>",
-    --     {}
-    -- )
+    vim.api.nvim_buf_set_keymap(
+        Harpoon_cmd_bufh,
+        "n",
+        "q",
+        ":lua require('harpoon.cmd-ui').toggle_quick_menu()<CR>",
+        { silent = true }
+    )
+    vim.api.nvim_buf_set_keymap(
+        Harpoon_cmd_bufh,
+        "n",
+        "<ESC>",
+        ":lua require('harpoon.cmd-ui').toggle_quick_menu()<CR>",
+        { silent = true }
+    )
+    vim.api.nvim_buf_set_keymap(
+        Harpoon_cmd_bufh,
+        "n",
+        "<CR>",
+        ":lua require('harpoon.cmd-ui').select_menu_item()<CR>",
+        {}
+    )
     vim.cmd(
         string.format(
             "autocmd BufWriteCmd <buffer=%s> :lua require('harpoon.cmd-ui').on_menu_save()",
@@ -128,6 +138,20 @@ M.toggle_quick_menu = function()
     )
 end
 
+M.select_menu_item = function()
+    log.trace("cmd-ui#select_menu_item()")
+    local cmd = vim.fn.line(".")
+    close_menu(true)
+    local answer = vim.fn.input("Terminal index (default to 1): ")
+    if answer == "" then
+        answer = "1"
+    end
+    local idx = tonumber(answer)
+    if idx then
+        term.sendCommand(idx, cmd)
+    end
+end
+
 M.on_menu_save = function()
     log.trace("cmd-ui#on_menu_save()")
     term.set_cmd_list(get_menu_items())
diff --git a/lua/harpoon/ui.lua b/lua/harpoon/ui.lua
index b448b94..927f326 100644
--- a/lua/harpoon/ui.lua
+++ b/lua/harpoon/ui.lua
@@ -1,6 +1,7 @@
 local harpoon = require("harpoon")
 local popup = require("plenary.popup")
 local Marked = require("harpoon.mark")
+local utils = require("harpoon.utils")
 local log = require("harpoon.dev").log
 
 local M = {}
@@ -60,12 +61,9 @@ local function get_menu_items()
     local lines = vim.api.nvim_buf_get_lines(Harpoon_bufh, 0, -1, true)
     local indices = {}
 
-    for idx = 1, #lines do
-        local space_location = string.find(lines[idx], " ")
-        log.debug("_get_menu_items():", idx, space_location)
-
-        if space_location ~= nil then
-            table.insert(indices, string.sub(lines[idx], space_location + 1))
+    for _, line in pairs(lines) do
+        if not utils.is_white_space(line) then
+            table.insert(indices, line)
         end
     end
 
@@ -91,9 +89,10 @@ M.toggle_quick_menu = function()
         if file == "" then
             file = "(empty)"
         end
-        contents[idx] = string.format("%d %s", idx, file)
+        contents[idx] = string.format("%s", file)
     end
 
+    vim.api.nvim_win_set_option(Harpoon_win_id, "number", true)
     vim.api.nvim_buf_set_name(Harpoon_bufh, "harpoon-menu")
     vim.api.nvim_buf_set_lines(Harpoon_bufh, 0, #contents, false, contents)
     vim.api.nvim_buf_set_option(Harpoon_bufh, "filetype", "harpoon")
diff --git a/lua/harpoon/utils.lua b/lua/harpoon/utils.lua
index 11161df..dd40766 100644
--- a/lua/harpoon/utils.lua
+++ b/lua/harpoon/utils.lua
@@ -6,6 +6,9 @@ local M = {
     normalize_path = function(item)
         return Path:new(item):make_relative(vim.loop.cwd())
     end,
+    is_white_space = function(str)
+        return str:gsub("%s", "") == ""
+    end,
 }
 
 return M