For java and Symbian enabled Phone-
Opera Mini : Use these short trick to view Bangla on Opera Mini Browser,
1. Run Opera Mini and write "about:config" on the web address then ok/go.
2. You will find a Configuration menu.
3. At the bottom Line check the "Use bitmap font" and save.
You can see all language of the world. Enjoy.
Opera : You can use font to see Bangla/other language on your Mobile phone.
1. Use any software that can read or write and explore your Mobile.(eg: X-plore)
2. Go to your main drive, That would be Drive c://
3. Under this go to System >Fonts > (paste your desire Font)
4. If Fonts folder does not exist create a new Folder.
5 Restart your Mobile, Thats it, go on :-)
!!!font should be TTF formate.