As an XP user I would use print screen and save to a suitable program such as the utility 'Paint' included with XPwhuch offers an option to save as .jpg.

I presume any Vista utility has an option to save as .jpg (or it could say .jpeg) I have seen an article that may relate to this http://social.technet.microsoft.com/F.../b04c7902-a6ed-4c45-96d2-bd9d4140ef16

Extensions can make a screenshot of an entire web page and won't add the user interface and other unnecessary content.

Some more extensions:

• Abduction!: https://addons.mozilla.org/firefox/addon/3408
• FireShot: https://addons.mozilla.org/firefox/addon/5648
• Pixlr Grabber: https://addons.mozilla.org/firefox/addon/9924/
• WIPS: https://addons.mozilla.org/firefox/addon/146364/