Surprised that they are still there.

It’s an old Microsoft standard. I’m pretty sure that MS rolled it up, years ago, so they may not be valid, anymore.

	▲	randall a day ago \| parent \| next [-]
		oh cool it’s an accessibility thing! had no idea.
	▲	ChrisMarshallNY 2 days ago \| parent \| prev [-]
		Ah. That makes sense. Different look, though. The Microsoft ones used triangles.