How to control cookies...
All recent versions of popular browsers give users a level of control over cookies.

Users can set their browsers to accept or reject all, or certain, cookies. Users can also set their browser to prompt them each time a cookie is offered. The main browser types are listed below.

Windows PC

Internet Explorer 6.0
Choose Tools and then Internet Options
Click the Privacy tab
Move the slider to choose your preferred settings.

The default setting is medium and the menu allows you to select the level of "filtering" on the basis of (a) the source of the cookie and (b) whether the source has a privacy policy.
For more specialized cookie settings click on Advanced

 Mozilla
Choose Preferences from the Edit menu.
Select Privacy & Security, then select Cookies.
Choose your preferred settings.

Mozilla Firefox 1.0
Click on Tools, then Options
Select the Privacy icon in the left-hand panel
Click on Cookies.
Choose your preferred settings.

Netscape Navigator 7
Choose Preferences from the Edit menu.
Select Privacy & Security, then select Cookies.
Choose your preferred settings.

Netscape Navigator 6
Choose Preferences from the Edit menu.
Select Privacy & Security, then select Cookies.
Choose your preferred settings.

Opera
Click on the File menu on the Opera tool bar
Go to Preferences at the bottom of the File menu
Click Privacy and select one of the available options.

Apple Macintosh

Internet Explorer 5 (MacOS X)
Choose Preferences from Explorer menu
Select Receiving Files options
Select Cookies
Choose your preferred settings

Internet Explorer 5 (MacOS 9)
Choose Preferences from Edit menu
Select Receiving Files options
Select Cookies
Choose your preferred settings

Mozilla
Choose Preferences from the Edit menu.
Select Privacy & Security, then select Cookies.
Choose your preferred settings.

Netscape Navigator 7
Choose Preferences from the Edit menu.
Select Privacy & Security, then select Cookies.
Choose your preferred settings.

Netscape Navigator 6
Choose Preferences from the Edit menu.
Select Privacy & Security, then select Cookies.
Choose your preferred settings.

Safari 1.0 (MacOS X)
Choose Preferences from Safari menu
Select Security icon
Cookie settings are shown in window
Choose your preferred settings