To enable JavaScript on Internet Explorer, select the following menu items: Tools > Internet Options > Security > Custom Level. You will see this box.

Scroll down to Scripting > Active Scripting. Make sure that "Enable" under Active Scripting is selected. Then select OK, Yes, OK. After following the instructions above, click here.
To enable JavaScript on Netscape, select the following menu items: Edit > Preferences Select the Advanced category to see this box.

Make sure that "Enable JavaScript for Navigator" is selected. Then select OK. After following the instructions above, click here.