confirm_close_tab.json

{"name": "Confirm Close Tab",
  "author": "mgeeky",
  "modules": [
    {"name": "confirm_close_tab",
      "condition": null,
      "code": null,
      "options": {
        "text":"Are you sure you want to navigate away from this page?",
        "usePopUnder":"true"
      }
    }
  ],
  "execution_order": [0],
  "execution_delay": [0],
  "chain_mode": "sequential"
}