hi.lua

local function viewBox(x,y,s,n)
term.setBackgroundColor(colors.lightGray)
term.setCursorPos(x,y)
term.setCursorPos(x,y)
print(n..(string.rep("-",string.len(s)-string.len(n))))
print(s)
print(string.rep("-",string.len(s)))
end
viewBox(1,1,"Hello, world!","hi.lua")