Listing of Main.js
//------------------------------------------------------------------
//  Main entry code
//  7/25/2007:  fixed pluralization problem, e.g., 1 days
//------------------------------------------------------------------

var people = { "array" : [] };
var demo = { "array" : 
    [ {
        "name" : "Carl",
        "birthdate" : "1/26/2005",
        "pictureURL" : "http://gadgets.jangombert.com/AgeGauge/Carl.jpg",
        "ageFormat" : 0
    } ] 
}   
var prefs = new _IG_Prefs();
var bgcolor;
var display = 0;                // 0 = basic display, 1 = edit, 2 = help
var library = "http://gadgets.jangombert.com/AgeGauge/";
        
//------------------------------------------------------------------
//  initialization code
//------------------------------------------------------------------
_IG_Analytics("UA-2275276-1", "/AgeGauge");
_IG_RegisterOnloadHandler(initGadget); 

function initGadget() {
    prefs = new _IG_Prefs();
    bgcolor = prefs.getString("bgcolor");
    var title = prefs.getString("title");
    _IG_SetTitle(title);
    
    //------------------------------------------------------------------
    //  Get the saved people. If this is syndicated (on a web page),
    //  then use the demo data only.
    //------------------------------------------------------------------
    var peopleString = prefs.getString("people");
    if (peopleString == "") {
        if (document.URL.indexOf("synd=open") >= 0) 
            people = demo;
        else
            people = {"array":[]};
    }
    else
        people = JSON.parse(peopleString);

    printPeople();
}

//------------------------------------------------------------------
//  save the data back to a JSON string
//------------------------------------------------------------------
function savePeople() {
      prefs.set("people", JSON.stringify(people));
}