anchor.diff:  #
   # Each of these screens has some differences. We try to keep these differences
   # clearly documented in the render method so that the method doesn't get
  -# too complicated to understand and modify. 
  +# too complicated to understand and modify.
   
   auth_ghost_gray = '#a1a1a1' # the gray color for ghost text
   auth_text_gray = '#444'    # the gray color for solid text
  
positive.code:   ####
    # submitButton
    #
    # Renders the blue button for auth form submission. 
    # 
    # action: the text for the button
    # inline: is the button inline-block?
    submitButton : (action, inline) -> 
      DIV
        style: 
          fontSize: 24
          display: if inline then 'inline-block' else 'block'
        className:'primary_button' + (if @local.submitting then ' disabled' else '')
  
negative.code:   ####
    # avatarInput
    #
    # Outputs a file input for uploading (and previewing) an avatar.
    # Returns null for non-FormData compliant browsers (IE9)...
    #
    avatarInput : ->
  