XML with VB TreeView Object

[wxdqz]

Hi~~I was want to develop an XML editor use VB.I used TreeView Object as an interface.How can I click an node in TreeView and add an childnode to this node useDOM ?In the TreeView Object,the TreeView event--"NodeClick" has a node parameter,butit not the DOM's node object,so I can't use appendChild method to add node.Andhow can I know which node I selected?Thanks in advance.carolyn