code: function RowMenu( options = {} ) {
  	if ( ! options.outputWidth && ! options.width ) {
  		options.outputWidth = Math.min( options.parent.inputWidth , options.parent.outputWidth ) ;
  	}
  
  	BaseMenu.call( this , options , defaultOptions ) ;
  
  	this.justify = !! options.justify ;
  	this.buttonSpacing = options.buttonSpacing || 1 ;
  
  	this.initChildren() ;
  
  	// Only draw if we are not a superclass of the object
  	if ( this.elementType === 'RowMenu' && ! options.noDraw ) { this.draw() ; }
  }
docs: Inherit from BaseMenu for common methods