It was a big earthquake, but fortunately not much damage. Here's a local news telecast:
http://www.3news.co.nz/Video/Quake-N...fault.aspx#top
There's a prediction that the solar eclipse on July 22 will trigger earthquakes from the combined gravitational pull of the moon and sun:
http://en.wikipedia.org/wiki/Solar_e..._July_22,_2009
http://www.garagegames.com/community/blogs/view/15946
http://home.netcom.com/~edgrsprj/121.html