Custom Button Program 0-0-1

-- Custom Button Program 0-0-1
-- Works with: Advanced Computer & Monitor
-- Environment Tested: Minecraft 1.6.4 Computer Craft version 1.5
-- By RCScorpionfien @
-- Requires Button API to work, download at pastebin.com/HRbMF1Eg
-- Download this file >> http://www.pastebin.com/ppFqVkXZ

-- Call API & Set Monitor Location
os.loadAPI("button")
m = peripheral.wrap("top")
m.clear()

-- Set Button Names and Location
function fillTable()
   button.setTable("Milk",  test1, 10,20,3,5)
   button.setTable("Scorp", test2, 22,32,3,5)
   button.setTable("Uji",   test3, 10,20,8,10)
   button.setTable("Death", test4, 22,32,8,10)
   button.screen()
end

-- Where was the screen clicked
function getClick()
   event,side,x,y = os.pullEvent("monitor_touch")
   button.checkxy(x,y)
end

-- Write Button Funtions here
function test1()
   button.flash("Milk")
   m.clear()
   m.setCursorPos(1,1)
   m.write("Milk")
   sleep(3)
   shell.run("demo")
end

function test2()
   button.flash("Scorp")
   m.clear()
   m.setCursorPos(1,1)
   m.write("Scorp")
   sleep(3)
   shell.run("demo")
end

function test3()
   button.flash("Uji")
   m.clear()
   m.setCursorPos(1,1)
   m.write("Uji")
   sleep(3)
   shell.run("demo")
end

function test4()
   button.flash("Death")
   m.clear()
   m.setCursorPos(1,1)
   m.write("Rebooting Computer for Updates!")
   sleep(3)
   m.clear()
   shell.run("reboot")
end

-- Places Buttons on screen with Heading and Label
fillTable()
button.heading("Test Buttons")
button.label(1,5,"Try Me!")

-- begin event listener for user Click
-- An alternate method should be used
-- while true do is for demonstration purposes only
while true do
   getClick()
end