chrome.runtime.onMessage.addListener((m, n)=> {
  var nh = chrome.runtime.connectNative("org.sandpoints.chromeext")
  nh.onDisconnect.addListener((e, err)=> {
    console.log("event:", e)
    console.log("error:", err)
  })
  console.log("message:", m)
  console.log("sender:", n)
  nh.postMessage(m);
  nh.onMessage.addListener((m, n)=> {
    console.log("native host message:", m)
    console.log("native host sender:", n)  
  })
})