second window takes along time to open? Is there anything i can do so can work properly again?

my IE7 has the same problem, Try using mozilla firefox, it's the best, with very fast opening tabs, you can download it from
http://www.mozilla.com/en-US/products/download.html?product=firefox-3.0.1&os=win&lang=en-US

Hi,

try clearing your cache and temporary memory.

You should be able to locate that under tools.

Hope it helps.

download and run a good antivirus software to check your computer for viruses.