View difference between Paste ID: H5vAC87Y and QWDcpwFE

 --[[ Local variables ]]
 
 local termWidth, termHeight = term.getSize()
 local selectedItem = 1
 local one = 0
 local running = true
 
 --[[ Menu Methods ]]
 
 function C1()
   if one==0 then
     rs.setOutput("left",true)
 	one = one + 1
   elseif one==1 then
     rs.setOutput("left",false)
 	one = one - 1
   end
 end
 
 function Exit()
   one = 1
-  c1()
+  C1()
   running = false
 end
 
 --[[ Menu Definitions ]]
 
 mainMenu = {
   [1] = { text = "Lights", handler = C1},
   [2] = { text = "Exit", handler = Exit}
 }
 
 --[[ Printing Methods ]]
 
 function printMenu( menu )
   for i=1,#menu do
     if i == selectedItem then
 	  print(">> "..menu[i].text)
 	else
 	  print("   "..menu[i].text)
 	end
   end
 end
 
 --[[ Handler method ]]
 
 function onKeyPressed( key, menu)
   if key == keys.enter then
     onItemSelected(menu)
   elseif key == keys.up then
     if selectedItem > 1 then
       selectedItem = selectedItem - 1
 	end
   elseif key == keys.down then
     if selectedItem < #menu then
       selectedItem = selectedItem + 1
 	end
   end
 end
 
 function onItemSelected( menu )
   menu[selectedItem].handler()
 end
 
 --[[ Main method ]]
 function main()
-  while running do
+  while true do
     term.clear()
     term.setCursorPos(1,1)
     print("-=Restricted Area, Please Authorize=-")
     term.setCursorPos(1,2)
     write("Password: ")
     input=read("*")
     if input=="Password"then
 	  term.clear()
 	  term.setCursorPos(1,1)
 	  print("-=Welcome Authorized Personnel=-")
 	  term.setCursorPos(1,2)
-	  printMenu(mainMenu)
+      running = true
-	  event, key = os.pullEvent("key")
+      while running do
-	  onKeyPressed(key,mainMenu)
+  	    printMenu(mainMenu)
   	    event, key = os.pullEvent("key")
 	    onKeyPressed(key,mainMenu)
       end
     else
 	  term.clear()
 	  term.setCursorPos(1,2)
 	  textutils.slowPrint("-=Access Denied. Please Leave The Area=-")
 	  sleep(3)
     end
   end
 end
 main()