After you have create love smiley in previous tutorial, it's time for smiley winking.
Step 1Take the Selection Tool (V) and selecet only the "left eye".See the picture below.

Step 2Then, press F8 on the keyboard to Convert it into a Movie Clip.
Step 3Double click on a new made Movie Clip ("eye") to go in its inside.
Step 4Click on frame 50 and press F6. After that, press delete key on the keyboard to remove that "eye".
Step 5Take the Line Tool (N), under Stroke Color choose black and in the place where the "eye" was, draw this:
Step 6Click on frame 55, and press again F6 on the keyboard (Keyframe).
We're done
Test your Movie (Ctrl+Enter).
Have a nice day!
Download source file (.fla)