Masks and Masked and how to make them!

•  Create the masked layer.
1. In this first layer you will create the object that will be shown through the mask. It can be text or an object.
2. Name the layer something like Masked_layer or something so you can identify it.
• Create the mask layer. 
1. Insert a new layer. This will contain your mask.
2. Create a shape or object that will be sort of like the window you look through to see your background.
3. Convert your object to a symbol and insert a tween or do frame by frame animation to make your mask move around the stage.
4. name your layer something like mask_layer or something to help you identify it.
• Edit layer Properties
1. Select the Mask Layer
2. Go to the "Modify" drop down menu in the menu bar and click "Timeline".
3. Select "Layer Properties".
4. On the pop-up menu change the layer type from normal to Mask.
5. Click the lock check box then click ok.
6. Select the Masked Layer
7. Repeat steps 2&3.
8. On the pop-up menu change the layer type from normal to Masked.
9. Click the lock check box then click ok.
10. Test your movie.