Recently, I was prompted by Mozilla Thunderbird to install the latest version of their program. Thinking it would be a step up from the older version I was using, I happily accepted and the program downloaded and installed the updated version. Unfortunately, the next time I fired up Thunderbird, I was greeted with constant freezes of my screen. As soon as I clicked on the "Get Mail" button, after just a few seconds, the screen would freeze up. Knowing that I had important emails waiting to be re...