HERE ARE EASIEST STEP
Step 1: click
the start button and select the adobe Photoshop.
Step 2:
press ctrl+n and choose
your desired size.
Step 3: click the gradient tool to
have your background.
Step 4: choose your shape and
draw it
in your banner.
Step 5: after that go to workspace button
or menu and click video and film.
Step 6: manipulate your shape
according to
their desired action by customizing the
frames in your animation.
Step 7: when you finished, go to file and
save
by clicking save for web and devices.
And here you have your animation GIF... 