Setting script triggers for layouts
2. In Layout mode, select a layout.
3.
4. In the Layout Setup dialog box, click the Script Triggers tab and double-click the event that you want to trigger the script.
6. (Optional) To specify a script parameter, type the text you want. Or, click Edit and use the Specify Calculation dialog box to build a more complex parameter, then click OK.
7. Click OK to close the Specify Script dialog box.
9. Click OK.