Function for reading JSON files into Indesign

importJSON.jsx

/*
	extended javascript for 
	Adobe Indesign 5.5
	by
	PDXIII
	http://about.me/PDXIII

  Honestly: It's from fabiantheblind, but I typed it ;-)
*/

 main();
  function main(){
      
      var myJSONobject;
      
       // get the textfile
     var filepath = "~/Desktop/Design/FontList.json";
    var fontList = File(filepath);
    
  alert(fontList);
  var content;
  if(fontList != false){
      fontList.open('r');
      content = fontList.read();
      myJSONobject = eval("{" + content + "}");
      alert(myJSONobject.length);
      fontList.close(); // always close files after reading
      }else{
      alert("Bah!");
      }
  }