treatslemassif 2010 project

boxwidth = window width / 9
boxmargin = boxwidth / 9
        1            2            3            4            5            6            7            8
margin  box  margin  box  margin  box  margin  box  margin  box  margin  box  margin  box  margin  box  margin
1            2            3            4            5            6            7            8            9


example: