document.setInstanceAlpha()
#### Availability
Flash MX 2004.
#### Usage
document.setInstanceAlpha(opacity)
#### Parameters
opacity An integer between 0 (transparent) and 100 (completely saturated) that adjusts the transparency of the instance.
#### Returns
Nothing.
#### Description
Methods; sets the opacity of the instance.
#### Example
The following example sets the opacity of the tint to a value of 50:
javascript
fl.getDocumentDOM().setInstanceAlpha(50);