To avoid hot-linking an image, prepend http://imgred.com/ before the URL. To show a thumbnail of the image, prepend http://imgred.com/tn/ before the URL.

Save the image to your hard drive

Navigate to a free image-hosting website

Enter the path to the image on your hard drive

Wait for it to upload

Copy the new URL and paste it into your message-board or blog post

http://imgred.com/

http://imgred.com/tn/

Example

<img src="http://www.mozilla.com/img/firefox/main-feature2.jpg" />

[img]http://www.mozilla.com/img/firefox/main-feature2.jpg[/img]

<img src=" http://imgred.com/ http://www.mozilla.com/img/firefox/main-feature2.jpg" />

[img] http://imgred.com/ http://www.mozilla.com/img/firefox/main-feature2.jpg[/img]

<img src=" http://imgred.com/tn/ http://www.mozilla.com/img/firefox/main-feature2.jpg" />

[img] http://imgred.com/tn/ http://www.mozilla.com/img/firefox/main-feature2.jpg[/img]

*ImgRed is not an archive service, and occasionally its cache is cleared out (once a month or so), so images are not literally cached forever.