Flash lets you import artwork in various file formats either directly to the stage, or to the library.
Import a file into FlashTo import a file directly into the current Flash document, select File > Import > Import To Stage.
To import a file into the library for the current Flash document, select File > Import > Import To Library. (To use a library item in a document, drag it onto the Stage.
To import all the sequential files, click Yes.
To import only the specified file, click No.
The following are examples of filenames that can be used as a sequence:
Frame001.gif, Frame002.gif, Frame003.gif
Bird 1, Bird 2, Bird 3
Walk-001.ai, Walk-002.ai, Walk-003.ai
Paste a bitmap from another application
directly into the current Flash document