1. Open photoshop and click on "new" in the "file" menu, fill up background in white. Size 400 px X 200 px. In layer window, it is background;

2. Choose brush in the tool bar. Choose brush size 42 (or any)

1. Open a flash document;

2. In toolbox, choose "line tool" and set up the properties as color "yellow" and size "2" "solid";

3. Draw a line and select it;

4. Right click the mouse and choose "Convert to Symbol";