Some useFULL links

List of tamil blogs http://www.tamilblogs.com/

Online PDF conversion http://convert.neevia.com/

You can listen to Tamil Radio (Shyam Radio - Live from Chennai) mms://st.malargal.com/shyamradio

Tamil movie downloads
http://moviesfordownload.blogspot.com/
http://www.tnlforums.com