Internet Explorer 6

1. From the Tools menu, choose Internet Options... .
2. Click the Security tab.
3. Click Custom Level... .

* Java: Scroll to the "Java" section (under "Java VM", under "Java permissions"). To disable Java, click Disable Java. To re-enable Java, click a different setting, such as High Safety or Medium Safety.

* JavaScript: Scroll to the "Active scripting" section of the list (under "Scripting") Click Disable or Enable.

4. Close and restart your browser.

Internet Explorer 7&8

1. Go to Tools > Internet options
2. Click "Security" tab
3. Click "Custom level" button
4. Scroll down in setting list until you find "Scripting" section
5. Click "Enable" radio button in Active scripting section
6. Click OK to close the window
7. Close the IE browser and Reopen it

Firefox all versions

1. Go to Tools> Options
2. Click "Content" tab
3. Tick "Enable Javascript"
4. OK to close the window
5. Refresh the firefox

Safari 3&4

1. On a Macintosh, from the Safari menu, select Preferences.
   On a Windows PC, from the right hand side top corner pull-down menu which looks like a gear, select Preferences.
2. Click Security.
3. In the Security dialog box, select the Enable Plug-Ins, Enable Java, and Enable JavaScript checkboxes. Make sure the Block pop-up windows checkbox is not selected.