DJview

Djview is a file format that is an opensourse and free counterpart of PDF. To read the format you'll need a software to be downloaded and installed from

http://djvu.org/resources/

Choose the file according to your operating system and download and install. Now u are ready to view djvu files.

Using meta tags in webpage

I tried but cant put tags in blogspot. So I am writing down the link.

Here is the link

http://searchenginewatch.com/2167931