http://blogs.msdn.com/b/sqlphp/archive/2012/01/28/joomla-2-5-adds-sql-server-support.aspx

http://php.net/manual/en/book.mssql.php

http://technet.microsoft.com/en-us/library/cc793139%28v=sql.90%29.aspx

http://webcheatsheet.com/PHP/connect_mssql_database.php

http://wiki.dreamhost.com/Microsoft_SQL_Server_and_PHP

http://stackoverflow.com/questions/7042351/can-i-use-ms-sql-server-as-the-backing-database-for-joomla