Dynamic updating of :first-child and :last-child

CSS 3 Module	<== Test # ==>
W3C Selectors	296 of 302
Testing	Date	Revision
Dynamic updating of :first-child and :last-child (ID #d4)	2001-11-21	1.0

NOTE: The UA must support ECMA-262 and DOM Level 2 Core for this test.