I'm on 10.9.1 and, thankfully have kept the former Pages version so I can still open the document in the old version. Seemingly the problem I'm having is one among many other people are experiencing with this new version of Pages. Looks like I'll have to stick with the old until Apple sorts the bugs out.
Thanks for responding.
Apple has removed over 90+ features and added many bugs to Pages 5:
Make sure you rate/review Pages 5 in the App Store.