[
  {
    "search": "// This will run when the DOM is ready.",
    "replace": "// This will run when the DOM is ready.\n\nfunction calculateAgain() {\n  // Add code to re-enter user details here\n}\n\nfunction exitTool() {\n  // Add code to close the tool or return user to main page here\n}\n\n"
  },
  {
    "search": "</script>",
    "replace": "document.getElementById('main-container').innerHTML += '<button onclick=\"calculateAgain()\">Calculate Again</button>';\ndocument.getElementById('main-container').innerHTML += '<button onclick=\"exitTool()\">Exit</button>';\n</script>"
  }
]