# Advanced Preferences

This section describes how to use the Advanced preference panel. If you are not already viewing the panel, follow these steps:

1. Open the Edit menu and choose Preferences.
2. Choose Advanced. (Click the triangle next to Advanced to expand the list.)

In this section: Advanced Cache Proxies Software Installation Mouse Wheel System

## Advanced Preferences - Advanced

Used to set features that help interpret Web pages in Mozilla.

- Enable Java: Choose this to allow Mozilla to interpret pages containing Java. Java and JavaScript are used on some Web page to incorporate interactive and multimedia content.
- Enable JavaScript for Navigator: Chooose this to allow Navigator to interpret pages containing JavaScript.
- Enable Javascript for Mail and New: Choose this to allow Navigator to interpret pages containing Javascript.
- Send this email address as anonymous FTP password: Type an email address that you want to use as your password when logging into an FTP site anonymously.
- Enable Quick Launch: Select this if you want to shorten the time it takes to start Mozilla. You will have to reboot your computer for Quick Launch to take effect.

  Note: "Enable Quick Launch" appears only on Windows-based platforms.

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## Advanced Preferences - Cache

Used to set how Mozilla caches Web pages.

- Memory Cache: Type in the amount of memory-based cache you want to allocate for Mozilla. Memory cache is erased when you turn off or restart the computer.
- Disk Cache: Type in the amount of disk cache, and disk cache you want to allocate for Mozilla. Disk cache is saved to your hard disk (drive) and can be used again.
- Clear Memory Cache: Click this to clear the memory cache.
- Clear Disk Cache: Click this to clear the memory cache.
- Compare the page in the cache to the page on the network:
  - Every time I view the page: Select this if you want Mozilla to compare a web page to the cache every time you view it.
  - Automatically: Select this if you want Mozilla to compare a web page to the cache when the page is determined by the server to haved expired.
  - Once per session: Select this if you want Mozilla to compare a web page to the cache once for each time you start Mozilla.
  - Never: Select this if you do not want Mozilla to compare cached information to the network.

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## Advanced Preferences - Proxies

Used to set up proxies in Mozilla.

Before you start: Ask your network administrator if you have a proxy configuration file or for the names and port numbers of the proxy.

- Direct connection to the Internet: Choose this if you don't want to use a proxy.
- Manual proxy configuration: Choose this if you don't have a proxy location (URL). Type the name or numeric IP address of the proxy server for each type of server (FTP, Gopher, HTTP, SSL, SOCKS). In "No Proxy for:," type the domains that you do not want to use a proxy for. Separate each domain with a comma. (Example: .yourcompany.com, .yourcompany.co.nz)
- Automatic proxy configuration URL: Choose this if you have a proxy configuration file or URL, then type the configuration URL.

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## Advanced Preferences - Software Installation

Used to enable software installation used with Mozilla.

- Enable software installation: Select this if you want Mozilla to prompt you when new software needs to be installed and used with Mozilla.

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## Advanced Preferences - Mouse Wheel

Used to set up Mozilla to use a mouse wheel.

- Modifier Key: Use the the drop-down list to choose a key that you want to press when using the mouse wheel. Select on of the radio buttons in order to choose the behavior of the mouse wheel. (for scrolling and text).

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## Advanced Preferences - System

Used to specify what files and protocols are opened using Mozilla.

- Windows should use Mozilla to open these file types: Select the file types that you want to open by default using Mozilla (HTML, JPEG, GIF, PNG, XML, XUL).
- Windows should use Mozilla to handle these protocols: Select the protocols that you want to open by default using Mozilla (http, https, ftp, chrome, gopher).
- Alert me if other applications change these settings: Select this if you want Mozilla to alert you when other applications have changed your default Mozilla file and protocol settings.

Note: System preferences appear only on Windows-based platforms.

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28 June, 2001

Copyright 1998-2001 The Mozilla Organization.