Using the icon editor  When saving your work, the image will be sent to the server and written to its hard drive. If you are improving an image that you have already saved recently, please choose "update existing file" so that there is less redundancy in the archive of images. Rectangle tool - drag and release for rectangles Line tool - drag and release for straight lines Fill tool - a "flood fill" using the current color Pencil tool - free hand drawing Eye dropper - lets you select a color from the image