[Javascript] Try and Catch Question

[Brian L. Matthews]

>
>
> The "catch(whatever)" is obviously a function-call
>    

Uh, no. catch specifies where the program flow should go when throw is 
executed in the block preceding the catch. The whatever is just a 
variable that gets assigned the value that was thrown. It's often e or 
err for obvious reasons, but there's nothing special about either of 
those names.

Brian