 </div>
    <textarea id="mySavedModel" style="width: 100%; height: 300px">
{ "class": "go.GraphLinksModel",
  "copiesArrays": true,
  "copiesArrayObjects": true,
  "linkFromPortIdProperty": "fid",
  "linkToPortIdProperty": "tid",
  "nodeDataArray": [
{"key":0, "category":"Comment", "text":"Use Shift to disconnect a shape", "loc":"0 -13"},
{"key":1, "category":"Comment", "text":"The Context Menu has more commands", "loc":"0 20"},
{"key":2, "category":"Comment", "text":"Gray Xs are unconnected ports", "loc":