At the top of the Internet Explorer window, click on the Tools menu, and select Internet Options.
In the Internet Options window, select the Security tab.
Click the Custom Level button.
Scroll down until you see the section labelled Scripting.
Under Active Scripting, select Enable.
Mozilla Firefox
At the top of the Firefox window, click on the Tools menu, and select Options....
In the Options window, select the Content panel.
Make sure the Enable JavaScript option is checked.
Apple Safari
At the top of the Safari window, click on the Safari menu, and select Preferences.
In the Preferences window, select the Security panel.
Make sure the Enable JavaScript option is checked.
Cookies
Internet Explorer
At the top of the Internet Explorer window, click on the Tools menu, and select Internet Options.
In the Internet Options window, select the Privacy tab.
Click the Default button or move the slider to a setting below "Block All Cookies".
Mozilla Firefox
At the top of the Firefox window, click on the Tools menu, and select Options....
In the Options window, select the Privacy panel.
In the History section, either select "Remember history" or select "Use custom settings for history" and make sure the Accept cookies from sites option is checked.
Apple Safari
At the top of the Safari window, click on the Safari menu, and select Preferences.
In the Preferences window, select the Security panel.