Please follow these instrucions to clean up your Java installation.
There is a program called JavaRa that will remove all the old Java versions from your computer. Go here
to read about it, then it is a free download from here.
Extract the .zip file to your desktop or create a My Programs\JavaRa folder and send it there. Close your browser and run the JavaRa.exe file and choose 'remove older versions.' When done, it will show you a log file of the Java versions found on your computer and removed. Close that.
Now open JavaRa again if it is not still there behind the log file. Choose "Search for updates" and then "Update using SunJava's website" A browser window should open at the Java home page. (http://java.sun.com/javase/downloads/index.jsp
Scroll down to the Java SE Runtime Environment (JRE) and choose download. Choose windows from the options, check the license, then choose offline or online installation and click the orange download bar.
Save the file to your desktop or folder, then close your browsers, and click on the file to install Java.
This will give you the most recent version of Java available, which should work seamlessly with Pogo applications.
To check, go to this page
and reactivate your Pogo account. Then try to play games.
If your account is properly activated, and you're still having problems, please see this page.
If you want help with these last settings, write back and let us know the exact error message you get from Pogo, and we'll help you to adjust your browser settings to get you in.
I don't see any reason why you shouldn't be able to play with Windows xp. I'm sure you can get it sorted out...
I hope this information allows you to resolve this issue. If you need further assistance, please post back with a comment to this thread.
If I've managed to answer your question or solve a problem, please take just a moment to rate this post....thanks!