using dijit.tree.ForestStoreModel how can i get the node value by onClick event

Hi all,
This is sample code which i was trying the issue. if i click the node label value, the onclick event will triggered and get the value will displayed. it is working in dojo version 0.9.

dojo.byId("response").innerHTML = "You've Selected " + samplestore.getLabel(id);

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but if i use this below code and using ForestStoreModel - onClick event is not working. Can anyone help me out of this
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Onclick Event Demo

@import "../dijit/themes/tundra/tundra.css";
@import "../dojo/resources/dojo.css";
@import "../dijit/tests/css/dijitTests.css";

dojo.require("dojo.parser");
dojo.require("dojo.data.ItemFileReadStore");
dojo.require("dijit.Tree");

var myStore = new dojo.data.ItemFileReadStore({url: "../jsp/sample.txt"});

function init()
{
if(dojo.version.major == 1 && dojo.version.minor >= 1){
// for Dojo V1.1 & above
var myModel = new dijit.tree.ForestStoreModel(
{store: myStore,query:{type:'topLevel'},
rootId: "sampleView", rootLabel:"Continent",
childrenAttrs: ["children"]});
var tree = new dijit.Tree({model: myModel}, dojo.byId('divID'));
}
tree.startup();
}
dojo.addOnLoad(init);

dojo.byId("response").innerHTML = "You've Selected " + myStore.getLabel(divID);

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Got Ans - using ForestStoreModel how can i get the node value b

Hi tried and got the answer which i posted earlier.