import mx.collections.ArrayCollection;
[Bindable]
public var myAC:ArrayCollection = new ArrayCollection([
{
name:'Friends', children:[
{name:'A', email:'a@domain.com'},
{name:'B', email:'b@domain.com'},
{name:'C', email:'c@domain.com'}]},
{name:'Family', children:[
{name:'Z', email:'z@domain.com'},
{name:'S', email:'s@domain.com'}]
}]);