# Navigation functions

- [CLOSE](/version-1.52-preview/clearlines-functions/navigation-functions/close.md): Closes the current page.
- [GETPAGES](/version-1.52-preview/clearlines-functions/navigation-functions/getpages.md): Returns a range with information about the pages of the navigation tab.
- [GETURLPARAM](/version-1.52-preview/clearlines-functions/navigation-functions/geturlparam.md): Returns the value of a key from the current web page url.
- [MESSAGE](/version-1.52-preview/clearlines-functions/navigation-functions/message.md): Shows a text in a message window.
- [OPEN](/version-1.52-preview/clearlines-functions/navigation-functions/open.md): Opens a page
- [OPENWEBPAGE](/version-1.52-preview/clearlines-functions/navigation-functions/openwebpage.md): Opens a web page based on a url.
- [PAGE](/version-1.52-preview/clearlines-functions/navigation-functions/page.md): Returns the name of the previous page, which is helpful for popup pages.
- [QUESTION](/version-1.52-preview/clearlines-functions/navigation-functions/question.md): Opens a question window and returns the answer selected by the user.