_highquality
Deprecated since Flash Player 5. This property was deprecated in favor of _quality.
Specifies the level of anti-aliasing applied to the current SWF file. Specify 2 (best quality) to apply the best quality. Specify 1 (high quality) to apply anti-aliasing. Specify 0 (low quality) to prevent anti-aliasing.
The following ActionScript is placed on the main timeline, and sets the global quality property to apply anti-aliasing. _highquality = 1;