I'm using FF8 and IE8 on Windows XP Pro SP3. I can't open about 95% of the links that show up in my subscription newsletters. The message I get is:

Firefox (or Internet Explorer) can't establish a connection to the server at...

Since this happens with FF and IE I'm assuming that some Windows setting or possibly an update is causing the problem. Has anyone experienced this type of behavior?? Anyone have any suggestions for me??