how do i make this script work?

what would i put there to make it go to the top of the script or to the END* before the section of script?

	~~~~~~~~~~~~~~~~~
	A = game.Workspace.part.color

	A = random

	-- HERE IS WHERE I NEED HELP!!!!! --
	~~~~~~~~~~~~~~~~~

•   ~~~~~~~~~~~~~~~~~
    end -- this is where i want it to go back to
  
    game.Workspace.part.color = A
  
    A = random
  
    -- HERE IS WHERE I NEED HELP!!!!! --
    ~~~~~~~~~~~~~~~~~
  

You have no idea of what you making there, right? Lemme introduce you: http://wiki.roblox.com/index.php?title=Absolute_beginner%27s_guide_to_scripting