Hi guys, I encountered problems with databound treeview navigation control. I've created my navigation links by using a treeview control which is bound to my sitemap.xml as an user control and added into my .master file. Sometimes after leaving my browser on for 5-10 mins, the treeview control lags (expand nodes take up > 5-10 sec) or not even expanding at all even thou the Parent node's image changes. My sitemap.xml contains < 50 nodes(Parent and child nodes) and I dont have any code behind for my treeview control. Are there any properties or code behind that I failed to turn on that causes these problems? Here are my setting for the treeview control: