1   countSum = (max)->
 2     sum = cnt = 0
 3     while(cnt<=max)
 4       sum += cnt++
 5     sum
 6 
 7   $('#sum_without_worker_delay').on('click', ->
 8     loading()
 9     setTimeout(->
10       sum = countSum(sumMax)
11       log "getSum: #{sum}"
12       loaded()
13     , 200)
14   )