If it doesn't work follow the step by step instructions below.
- Download the latest unicode font AnjaliOldLipi and save in Windows Font folder.
- Restart the Computer.
- In Internet Explorer go to Tools, Internet Options, Fonts, Select Malayalam from the pull down menu and select AnjaliOldLipi as the font.
In fact, any Malayalam unicode font including the default font Kartika, shipped with the Windows should do the trick. However, Kartika being the modern lipi, most people prefer AnjaliOldLipi