The Way of .Net
Or, you could upload to your habitablezone.net personal file area (My Tiki ->My Files). From the listing of your files you can pick up the address, which would look something like http://habitablezone.net/tiki-download_userfile.php?fileId=15. You can paste that into a post in either place. Here, you'd write your own HTML:
<img src="http://habitablezone.net/tiki-download_userfile.php?fileId=15" />
