# Invoke document picker with a button in form **URL:** \ **Category:** Experience Manager (PaaS/OnPrem)\ **Created:** [September 15, 2019, 10:27pm UTC](https://community.bloomreach.com/t/invoke-document-picker-with-a-button-in-form/1409 "2019-09-15T22:27:34Z")\ **Posts on this page:** 3\ **Page:** 1
**Author:** ![keshav.yerra](https://avatars.discourse-cdn.com/v4/letter/k/43a26b/32.png) [@keshav.yerra](https://community.bloomreach.com/u/keshav.yerra)\ **Post date:** [September 15, 2019, 10:27pm UTC](https://community.bloomreach.com/t/invoke-document-picker-with-a-button-in-form/1409/1 "2019-09-15T22:27:34Z")
Hi, i have a use case to invoke a document picker when i click a button in a html form which is present inside a channel. Is this possible to achieve? If so how can i do that? Thanks! ---
**Author:** ![jasper.floor](https://yyz1.discourse-cdn.com/flex027/user_avatar/community.bloomreach.com/jasper.floor/32/28_2.png) [@jasper.floor](https://community.bloomreach.com/u/jasper.floor)\ **Post date:** [September 16, 2019, 9:26am UTC](https://community.bloomreach.com/t/invoke-document-picker-with-a-button-in-form/1409/2 "2019-09-16T09:26:52Z")
Hi, do you mean from within the channel manager? > **[Annotate Channel or Component Configuration Parameters with UI Directives -...](https://documentation.bloomreach.com/12/library/concepts/template-composer/annotate-channel-or-component-configuration-parameters-with-ui-directives.html)** > > Open Source Enterprise Content Management ---
**Author:** ![keshav.yerra](https://avatars.discourse-cdn.com/v4/letter/k/43a26b/32.png) [@keshav.yerra](https://community.bloomreach.com/u/keshav.yerra)\ **Post date:** [September 16, 2019, 2:42pm UTC](https://community.bloomreach.com/t/invoke-document-picker-with-a-button-in-form/1409/3 "2019-09-16T14:42:10Z")
yes, i have a channel inside the channel manager with only a html form in it. I want to open document picker when i click a custom button.