Beaufort Scale javascript not working

[Squiggle Master]

I am making a weather app and want to make something which automatically gets the value of km/h which I have done on a label and it will then convert it to the beufort scale and put it in another label. Can anybody help?
I think this is it:
http://www.weather-watch.com/smf/inde...
It is on post 2.

[Kateryna Grynko]

Hi,

You can debug it: http://docs.appery.io/documentation/d...
What doesn't work?