new(mentity: MEntity) do
		if mentity isa MPackage then
			return new PageMPackage(mentity)
		else if mentity isa MGroup then
			return new PageMGroup(mentity)
		else if mentity isa MModule then
			return new PageMModule(mentity)
		else if mentity isa MClass then
			return new PageMClass(mentity)
		else if mentity isa MProperty then
			return new PageMProperty(mentity)
		else
			print "Not yet implemented: Page for {mentity.full_name} ({mentity.class_name})"
			abort
		end
	end