Click Options in the Tools menu.
Click OK once to save your settings.
Activate in Internet Explorer:
In the Security menu select Internet as the Web content Zone for which you wish to change the security settings. Set the sliding scale to medium. If your version does not have a sliding scale you can set the security level manually.
Click on Custom level to change manually. A menu will open. Scroll down through the menu and under Scripting/Active Scripting click on enable. Confirm your choice by clicking on OK.