Flash CS3 Professional.
actionsPanel.setText(replacementText)
replacementText A string that represents text to place in the Actions panel.
A Boolean value of true if the specified text was placed in the Actions panel; false otherwise.
Method; clears any text in the Actions panel and then adds the text specified in replacementText.
The following example replaces any text currently in the Actions panel with the specified text.
fl.actionsPanel.setText("// Deleted this code - no longer needed");