Graphics

New website slider: width = 1200 pixels; height = 600 pixels; dpi = no more than 96
(or slider might freeze)
Older website slider: width = 950 pixels; height = 300 pixels; dpi = no more than 96
(or slider might freeze)
Facebook: width = 400 pixels; height = 150 pixels
Twitter: width = 500 pixels; height = 157 pixels