Here is how you can enable Joomla to write in Indian languages.
Step 1:Install indiaPlugin for tinyMCE
Upload files to hosting server,
• Download the India Plugin
• Extract this file in a folder named indiaplugin.
• Now FTP the indiaplugin folder and all files inside it, to “plugins\editors\tinymce\jscripts\tiny_mce\plugins ” in case of Joomla 1.5.x
Modify the ‘tinymce.php‘ file
• Edit tinymce.php file in “editors\tinymce”.
In Joomla 1.0.x
For further detailed steps, follow Indian Language support on Joomla
