More often than not, you will come across webpages which include PDF files, PowerPoint files and TIFF files for downloads. Instead of downloading the files to your local disk, you can view them directly in your web browser using the newly introduced Google Docs viewer, with the help of a handy Greasemonkey script.
Once you have installed this script, it will scan the webpage for PDF, PPT, TIFF, and TIF links, and prefix "http://docs.google.com/viewer?url=" to the URL. When you click on the link, it will automatically open in Google Docs Viewer.
Google Docs viewer is definitely a really good service at allows you to open and view files online with ease. Have you used Google Docs Viewer? Do let us know your thoughts about it.