Script Todo Manager - create toggle button from scratch part1 - 15
Channel: Mario Pietsch
Date: 2017-10-31

This video discusses the creation of a toggle button from scratch. It also shows, how to assign specific "on-open", "on-close" actions to the button. 
The finished project can be found at: https://wikilabs.github.io/editions/script-manager/ 

BUT 

Be aware, that "doing it yourself" is the best way to learn ;)