dojo.require("dojo.widget.Button2");
dojo.require("dojo.widget.Tree");
dojo.require("dojo.widget.TreeNode");
dojo.require("dojo.widget.TreeSelector");
dojo.require("dojo.widget.TreeLoadingController");
dojo.require("dojo.event.*");
dojo.require("dojo.io.*");

function treeSelectFired() {

    var treeSelector = dojo.widget.manager.getWidgetById('treeSelector');
    var treeNode = treeSelector.selectedNode;

    var hostDiv = document.getElementById("songDisplay");

    var isFolder = treeNode['isFolder'];
    if ( !isFolder) {
       var song = treeNode['title'] 
       hostDiv.innerHTML = "You clicked on "+song; 
    } else { 
       hostDiv.innerHTHML = "";
    }
    hostDiv.style.display = "";
}

function init() { 
    var treeSelector = dojo.widget.manager.getWidgetById('treeSelector');

    dojo.event.connect(treeSelector,'select','treeSelectFired'); 
}

dojo.addOnLoad(init);