backgroundAlpha [read-write]
ThumbGrid Version: ThumbGrid 1 and 2
Language Version: ActionScript 3.0
Player Version: Flash Player 9.0.0.0
The alpha transparency of the component's background (underneath the thumbnails).
Acceptable values are between 0 and 1.
The default value is 1.
public function get backgroundAlpha():Number
public function set backgroundAlpha(value:Number):void
The following examples changes the background to transparent:
my_tg.backgroundAlpha = 0;