function GoogleSiteMap (id, urls) {
    this.tree = new YAHOO.widget.TreeView(id);
    
	for (var i = 0; i < urls.length; i++) {
		var tmpNode = new YAHOO.widget.TextNode(urls[i], this.tree.getRoot(), false);
		
	}
	
    this.tree.draw();
    
    this.tree.subscribe("labelClick",function(node) {
    	var url = node.data;
    	window.location = url;
    });
};