1-Download the pic to a site like Shutterfly
2-Right click and c&p the properties
3-Go to tinyurl.com. Paste the properties and make into a tiny url
4-Use the code <*img src="yourtinyurlhere" width=200*>
5-Remove the * and change the # to any size you want
6-Do not do "Testing siggy" posts because it automatically changes all your past posts. You can just refer back.