Can someone help me to instal Zenphoto on my host, Globat.com ?

This is the error...

Zenphoto Error
MySQL Error: Zenphoto could not connect to the database server.Check your zp-config.php file for the correct host, user name, and password.Note that you may need to change the host from localhost if your web server uses a separate MySQL server, which is common in large shared hosting environments like Dreamhost and GoDaddy.Also make sure the server is running, if you control it.

The error tells you exactly what to do. If you don't know the database data ask your host.