`firstHit.attr('data-hit-id')` can be undefined; in that case we just ignore the siutation. Furthermore, I've removed the call to clearTimeout(), as it is only called after the timeout has been hit, and thus is a no-op.
`firstHit.attr('data-hit-id')` can be undefined; in that case we just ignore the siutation. Furthermore, I've removed the call to clearTimeout(), as it is only called after the timeout has been hit, and thus is a no-op.