Make sure you're signed in and go to the homepage.
Click the Password link.
Enter your new password into the "New Password" field, and again into the "Confirm New Password" field.
Click the Change Password button.
Write down your new password for future reference!
NOTE: If your ClipArt.com username is the same as your username on the other Jupiterimages Network sites (Photos.com, Animations.com, Comstock1700k.com or , PhotoObjects.net ), then your password for these sites is also the same. Changing the password here means you're changing it there as well!