BrowserShots.org allows you to specify the URL of a target website and then proceeds to take “pictures” of how the page will look in each of the browsers you selected. This is a great way to do the final testing on how well your pages work without having multiple browsers loaded on your machine.
Here’s what the home page looks like:
There is also a link that will validate your CSS code as well as your XHTML code.
The top graphic a look at my home page which is a valid (strict) XTHML page. Notice how text and images don’t show up on all the browsers including the new IE 8.0
Special thank to Tim for telling me about this valuable web site.