step1. Launch Yuzhe Cool Motion Free Version
step 2. Choose Oval tool in Toolbox. Press SHIFT to draw a round. Make it a graphic symbol. TIP: Press SHIFT when you use oval tool and rectangle tool, you will get a round and square respectively.
step 3. Click frame20 and choose Insert>Keyframe or hit F6 to insert a keyframe there.
step 4. In Transform Panel, select Alpha in the combo box besides Color transform, set its value as 20%. See the effect, that’s what we want.
step 5. Right-click any of the frames before frame20 and choose Create Motion Tween in the context dialog box.
step 6. OK that is Fading out effect, press Ctrl+ENTER to preview it. Do you accomplish it? Sure you are on the right track. To make a Fading in effect, please set the Alpha value as 0 in frame1 and 100% in frame 20.