1. Get the Right Browser

Please use either Internet Explorer (on PC) or Safari (on Mac).

2. Get the Right Java

With your chosen web browser, go to // You'll see a button that says Free Java Download. Just below that, click where it says "Do I have Java" to see if you have Java installed.

If you don't have Java, click "Free Java Download". On Vista, save the file, right-click and "run as administrator".

3. Let Your Browser Use Java

You may need to tell your Web Browser that it has permission to use Java.

With Safari, there is generally nothing you need to do.

If you are using Internet Explorer, go to Tools - Internet Options - Security. Click "Custom Level", go down to SCRIPTING and turn on

"Active Scripting" - ENABLE


"Scripting of Java Applets" - ENABLE

... and click "Save Settings".

4. Allow "Cookies"

Please make sure that "Cookies" are enabled.

To allow cookies in Internet Explorer:

Click Tools - Internet Options - Privacy - Advanced.

Check "Override Automatic Cookie Handling".

Click "Accept" First Party Cookies.

Check "Always Allow Session Cookies".

... and click "Okay" at the bottom.

5. Check Your Firewall

You may need to configure your Firewall. Here's how.

Try loading the "Learn the Basics" applet. Navigate to:


and click where it says "Learn the Basics of Chess" (you may need to log in first).

If the applet loads and you see a popup window, click "Learn the Rules".

If you click Learn the Basics and nothing happens, the problem is "Active Content". If you just get a blank screen, it is the same problem.

But if you can run "Learn the Basics" and you still can't launch ZoomChess, then the problem is "Cookies".

AVG, Zone Alarm, Norton Utilities, and other firewalls can block Active Content. They can also block Cookies.

Try setting permissions for the domain ( in your Firewall. if you can run "Learn the Basics", then allow "Cookies". Otherwise, allow "Active Content".

More Help

For additional assistance, write to us here.

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