Where you used nil() I don't know that one?

For $chk you could check the 1.3compat version (as for all deprecated
methods)
this.$chk = function(obj){
        return !!(obj || obj === 0);
};

So, use a check with (obj || obj === 0) where you did $chk before

On Oct 21, 2:19 pm, timwjohn <[email protected]> wrote:
> Hi all,
>
> With the $chk and nil functions removed from 1.3 release, what are the
> quickest and easiest alternatives?
>
> Thanks,
> Tim

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