One thing i am loving about CF8 is the HTML format <cftree> and <cftreeitem>, and one cool feature is the node images though I keep forgetting what's available (hence a blog post to remind me later) As well as the default images:
computer
document
element
folder
floppy
fixed
remote
You can also add custom images by declaring a path instead one of the above names.The above code will give you: