"Note: If you're asking for technical help, please be sure to include all your system info, including operating system, model number, and any other specifics related to the problem."
First, what happens if you use a different browser such as the free Firefox from the link below?. (Download the installer file and install it.) Give it a try and let us know:
Next, start with the steps in the link below to make sure the computer is clean..
Clearnup Things To Do
Hope this helps and let us know more.
I browse my bulldog broadband using windows internet exlporer. It keeps freezing at irregular intervals and I have no idea what's going on