`var intervalID = setInterval(funkey2, inter)();`

In the Chrome console, I get this error:

[![enter image description here](https://i.stack.imgur.com/QRiuj.jpg)](https://i.stack.imgur.com/QRiuj.jpg)

but when I don't have line 24, the function never runs. The stop button doesn't work for some reason. I'm using `setInterval` for the first time so thanks for the help.