Post an image for readers to view on askmehelpdesk

Click on "My Profile" on the top right of this page.

When the new page loads, look in the left column, you will find under "Settings and Options" >> "Edit Signature"

Click it.

Below the text box you will see "Signature Picture"

There you can use a pic from the web or even upload your own. Make sure you preview, and fiddle with it before you save it. That'll prevent future stress.