Thanks guys HNY2U2 & hi Timcc – love that avatar, so reminds me of my high-school Math teacher. Commiserations for the polar vortex, times like these the Oz tourism board ought to be blitzing northern hemisphere media – right here right now sunny & 30-ish Cent., warm Pacific tides on beautiful beaches, English spoken (kinda)…and not a trace of smuggery either honest. Besides you can get revenge in around 6 months time