text: var read = require('./read')
  var update = require('./update')
  
  module.exports = function(ulog) {
    // storage events unfortunately only fire on events triggered by other windows...
    // so we need to poll here...
    setInterval(function(){
      if (ulog.config) {
        var cfg = read(ulog)
        if (update(ulog.config, cfg)) {
          ulog.ext()
        }
      }
    }, 350)
  }
  