Would you please try the steps below, quoted from another recent post, and see if this solves your problem?
In Internet Explorer
1. Select 'Tools' from the browser menu.
2. Select 'Internet Options.'
3. Select the 'Advanced' tab.
4. Under 'Security,' check both 'Use SSL 2.0' and 'Use SSL 3.0.'
In Mozilla/Netscape Navigator
1. Select 'Edit' from the Navigator browser menu.
2. Select 'Preferences.'
3. Select the arrow next to 'Privacy/Security' in the side menu. 4. Select 'SSL' from the sub-menu. 5. Check both 'Enable SSL Version 2' and 'Enable SSL Version 3.'
Hope this does it!