# Change Script Focus in 8.3

**URL:** <https://forum.inductiveautomation.com/t/change-script-focus-in-8-3/117683>\
**Category:** Ignition\
**Tags:** perspective\
**Created:** [October 31, 2026, 4:43am UTC](https://forum.inductiveautomation.com/t/change-script-focus-in-8-3/117683 "2026-10-31T04:43:56Z")\
**Posts on this page:** 1\
**Showing post:** 8

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**Author:** ![bmusson](https://sea1.discourse-cdn.com/inductiveautomation/user_avatar/forum.inductiveautomation.com/bmusson/32/87530_2.png) [@bmusson](https://forum.inductiveautomation.com/u/bmusson)\
**Post date:** [October 31, 2026, 3:47pm UTC](https://forum.inductiveautomation.com/t/change-script-focus-in-8-3/117683/8 "2026-10-31T15:47:28Z")

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> [@Ryan\_Deardorff](#):
>
> Unfortunately there is no `onLoad` event yet

The latest version of Periscope adds these; an `onMount` callback is the most reliable way to do this focus switching.

> [@Musson Industrial's Embr-Periscope Module](https://forum.inductiveautomation.com/t/musson-industrials-embr-periscope-module/99047/120):
>
> Release Notice Patch Changes [8dab726](https://github.com/mussonindustrial/embr/commit/8dab726aba9ff25b54b3ff35b46c3b8d65138247): Add the following component events: onMount, onUnmount, onVisible, onHidden, onPageVisible, and onPageHidden. [8dab726](https://github.com/mussonindustrial/embr/commit/8dab726aba9ff25b54b3ff35b46c3b8d65138247): Add a new JavaScript component action, which directly runs JavaScript on the client without a round trip to the Gateway. [Embr v8.1 - 2026.10.6](https://github.com/mussonindustrial/embr/releases/tag/releases%2F8.1%2F2026.10.6)[Embr v8.3 - 2026.10.6](https://github.com/mussonindustrial/embr/releases/tag/releases%2F8.3%2F2026.10.6) This update adds the following: New Component events: onMount, onUnmount, onVisible, onHidden, onPageVisible, and onPageHidden. These events do what you'd expect.

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