Debug canvas to show according to debug option
Added space around for drawing cells
Draw laser until end of canvas, not grid
Updated selected cell with new positions
Removed unused option
Fix to avoid the width to leave a bleeded border after been moved
Added configurable padding around the grid
Better function for drawing the end of the laser
Added comments
Less calc
Fix infinite loop laser creation
Fixed L1:1 L2:9
Added 10 levels
Fixed event calls for Firefox
Version 0.3
Fixed rounded rectangles for Opera Presto
Removed old code