Make the IPA chart pop up with a hotkey
First, Install AHK from https://www.autohotkey.com.
Download the .ahk-file and the .pdf-file, then run the AHK script. Use ALT+z to make an IPA chart pop up.
Hotkey is set to ALT+z. Refer to https://www.autohotkey.com/docs/v2/howto/WriteHotkeys.htm.