<fxlayout>
	<page name="Rainbow Iwa">
	<control>center</control> 
	<control>radius</control>
	<control>intensity</control>
	<control>width_scale</control> 
	<control>inside</control> 
	<control>secondary_rainbow</control> 
	<control>alpha_rendering</control>
	</page>
</fxlayout>