JS. error BCE0043 unexpected token

Hi, im new here and still learn scripting.
I try copy one script from video [Unity 4] Swimming under water (JavaScript) - YouTube and it still say this prblem on (45,54) i dont know what i doing bad.
[24106-untitled.png|24106]

thx for help.

you need to add a “Character Controller” component to your game object using that code
Hope that gets you a bit further bud
Gruffy