anchor.diff:  *  They provide a default label (which is only added if the label text is set).
   *  They provide the abstract method onChange for executing code when the RadioButton is altered by the user.
   
  -Again, the same three options for constructor are available as show in the <<jme3/contributions/tonegodgui/quickstart#,Quick Start Guide>>.+
  -+
  -*Constructor 1:*+
  +Again, the same three options for constructor are available as show in the <<jme3/contributions/tonegodgui/quickstart#,Quick Start Guide>>.
  +
  +*Constructor 1:*
   
   [source,java]
   ----
  
positive.code: 
  ----
  
  *Constructor 3:*+
  
  [source,java]
  ----
  
negative.code: 
  ----
  
  *Constructor 2:*
  
  [source,java]
  ----
  