var url="./data/outlooktree.txt"
var url2="./data/treepeople.txt"
refreshtree(url);
refreshtree(url2);
function refreshtree(url) {
var d = mini.getData(url);
var lefttree = mini.get("lefttree");
lefttree.load([]);
lefttree.load(url);
lefttree.expandGroup(lefttree.groups.length-1);
}