http://guruji.com is introducing music search.  you can Search Songs In : Hindi, Tamil, Telugu, Kannada, Malayalam, Punjabi, Marathi, Bengali & more. In this site you can create a play list and can also play the music online.

Guruji Music Search – Guruji Music Search is a one stop shop for all Music lovers searching for Music on the Web. Our Music Index (enriched by songs crawled from all over from the web) has songs ranging from 1932 till 2008, across languages. Guruji Music Search is an attempt to allow users to search for songs in the fastest and easiest way possible. You can search for a song by the song’s words, singers, movie/album, actors, music directors and so on…

So give it a try here