Close emote menu with the same key

[KosmX]

https://www.curseforge.com/minecraft/mc-mods/emotecraft-forge?comment=50

To open the emote menu I had to press the key I set, 
but it is impossible to close the menu with the same key.
Can you make a setting so that one key does both open and close menu, or only show menu while key is pressed?
It would be really convenient to be able to do either one. Thx for nice mod.