Go to the top tool bar and click on Image, Add Borders.
A window will open. Put a check mark in Symmetric and 30 in the top blank. Click OK.
Go to the left vertical toolbar and click on the magic wand. See red + below.
Open the tool options window and set the values as seen below.
Click in the white background area of your graphic. You will see what we call a row of marching ants around the outside of your graphic and around ChibiMoon.
PSP 7 Tutorials