|1. You created
a image like this.
2. You want
to place it on your web page, but it's not nice because you have a background
and don't like the white border around your image. You have to make the
white color transparent.
3. To do
this, select Tool/Color/Select Colors.... Then click with the mouse
in the white area of your image.
Destination is Alpha and press OK.
5. Now you can save the image in
GIF-Format. This won't work with JPEG-format, because JPEG can't save transparent