Shoutbox

Not your contacts cache, you browser cache.

IE 7:

   1. From the Tools menu, select Internet Options... .

   2. Choose the General tab.

   3. Under Browsing history, click Delete... .

   4. Next to "Temporary Internet Files", click Delete files... .

   5. Click Close, and then click OK to exit.

Internet Explorer 4+

   1. From the Tools menu (for version 4.x, the View menu), select Internet Options... .

   2. Choose the General tab.

   3. In the "Temporary Internet Files" section, click Delete Files... .

   4. To confirm the deletion, click OK.

   5. In the Internet Options dialog box, click OK.


Firefox: Tools > Clear private data

hope this helps