How to turn on Javascript for Windows Explorer 5 or later.
  1. Open Internet Explorer.
  2. On the Tools menu, click Internet Options.
  3. On the Security tab, click Internet.
  4. Click Custom Level. (Fig.1)
  5. Scroll down to Active scripting.
  6. Click Enable (or Prompt). (Fig.2)
  7. Click OK.
  8. Click Yes.
  9. Click OK.
Fig. 1

Fig. 2