In the spirit of helpfulness ...
Don't rely on what our Court of Appeal said in Tutu v R [2012] NZCA 294 (5 July 2012) about there being a right to elect trial by jury on charges of common assault and assault on a constable in the execution of duty [19]. Section 43 of the Summary Offences Act 1981 removes that right.
For an insight into appellate advocacy and bench-bar exchanges, with occasional flashes of wit, in the High Court of Australia, see the perhaps rather irreverently-named http://shitjudgessay.tumblr.com .