node.js - how to keep a node server app running on windows server -


i'm working on project , have modified node.js' 'simple chat room' sample application need, works fine.

i have call server app's url (the .js file) start before opening client page in browser, far works fine. if node server app goes down reason (server restart, iis restart, etc), client page returns error .

my question is, how can keep node server app alive time after interrupted. how can without having monitor or script runs every x minutes.

i'm using iis 7.5 , iisnode module.

thanks

run script file, service, nssm.