Open IE 9. Click the "Tools" menu. Click "Internet Options" (see screenshot to the
left).
Now click the "Security" tab (see screenshot to the left). At the bottom of
this screenshot click "Custom level."
Now scroll down until you see "Scripting." To enable/disable Javascript, do
that at the "Active scripting" location. To enable/disable Java, do that at
the "Scripting of Java applets" location.