1. Open the Calculator. This will be in Start => All Programs => Accessories => Calculator.
or type calc in run window.
2. Open the help window by pressing the F1 key.
3. click the top-left corner icon of the help window. A question mark icon.
4. Select Go to jump to url.
5. Type your address into the avaliable field, but remember to type http://, and not just www. (or equivalent).