Added ATM

atm.lua

@@ -0,0 +1,27 @@
+--[[
+atm.lua is a client program that runs on a computer connected to a backing
+currency supply, to facilitate deposits and withdrawals as well as other
+banking actions.
+
+Each ATM keeps a secret security key that it uses to authorize secure actions
+like recording transactions.
+]]--
+
+local g = require("simple-graphics")
+local bankClient = require("bank-client")
+
+local W, H = term.getSize()
+
+local function drawFrame()
+    g.clear(term, colors.white)
+    g.drawXLine(term, 1, W, 1, colors.black)
+    g.drawText(term, 2, 1, "ATM", colors.white, colors.black)
+end
+
+local function showStartMenu()
+    drawFrame()
+    g.drawTextCenter(term, W/2, 3, "Welcome to HandieBank ATM!", colors.green, colors.white)
+    g.drawTextCenter(term, W/2, 4, "Insert your card below, or click to log in or create an account.", colors.black, colors.white)
+end
+
+showStartMenu()