To connect to your WebDAV on Mac OS X, follow these steps:

1. In the Finder, click Go > Connect to Server, or press Cmd + K on the keyboard.
2. In the Server Address field, enter your WebDAV address: http://your_site_url/resources

3. Click Connect.
4. If prompted, click Continue.
5. In the Verify Certificate dialog, select Registered user and enter your username and password.

6. Select Remember this password in my Keychain if you want to store your user name and password on your computer.
7. Click Connect.

You can now access your WebDAV folder in your Finder window side panel under Shared.