File list (Check if you may need any files):
canvas-online
.............\Sketchpad.html
.............\canvas.css
.............\canvas.js
.............\images
.............\......\Brush.png
.............\......\Eraser.png
.............\......\Magnifier.png
.............\......\Paint.png
.............\......\Straw.png
.............\......\arc.png
.............\......\arcfill.png
.............\......\line.png
.............\......\line1px.png
.............\......\line3px.png
.............\......\line5px.png
.............\......\line8px.png
.............\......\poly.png
.............\......\rect.png
.............\......\rectfill.png
.............\......\text.png