# Javascript: DocumentViewerElement.toggleFullScreen Method

> Toggles browser fullscreen, or toggles window docking when fullscreen is unavailable.

- **Product:** TX Text Control .NET Server
- **Section:** Reference
- **Kind:** Method
- **Introduced:** 24.0
- **Path:** TX Text Control .NET Server > Reference > JavaScript API - Document Viewer > Javascript: DocumentViewerElement.toggleFullScreen Method
- **63 words**
- **Web URL:** https://docs.textcontrol.com/tx-text-control-dotnet-server/reference/javascript-document-viewer/documentviewerelement/togglefullscreen-method/
- **LLMs URL:** https://docs.textcontrol.com/tx-text-control-dotnet-server/reference/javascript-document-viewer/documentviewerelement/togglefullscreen-method/llms.txt
- **LLMs-Full URL:** https://docs.textcontrol.com/tx-text-control-dotnet-server/reference/javascript-document-viewer/documentviewerelement/togglefullscreen-method/llms-full.txt

---

### Description

Toggles browser fullscreen, or toggles window docking when fullscreen is unavailable.

### Syntax

```javascript
<void> DocumentViewerElement.toggleFullScreen()
```

### Return Value

This method does not return a value.

---

## Nearby

- **Previous:** [Javascript: DocumentViewerElement.submit Method](https://docs.textcontrol.com/tx-text-control-dotnet-server/reference/javascript-document-viewer/documentviewerelement/submit-method/llms-full.txt)
- **Next:** [Javascript: DocumentViewerElement.toggleMultiplePageView Method](https://docs.textcontrol.com/tx-text-control-dotnet-server/reference/javascript-document-viewer/documentviewerelement/togglemultiplepageview-method/llms-full.txt)