In Desktop mode:
Click the tools menu. Click 'Internet options'. Click the 'Security' tab and then click the 'Custom Level' button. Find the 'Scripting' category and click 'Enable' under 'Active Scripting'.
In Metro mode:
Open the Control Panel, select 'Network and Internet'. Select 'Internet Options'. Click the 'Security' tab and then click the 'Custom Level' button. Find the 'Scripting' category and click 'Enable' under 'Active Scripting'.
NOTE: This method will modify a group policy setting that would have been set by your network administrator.
You may not have access to this setting, but you should check with your administrator before modifying it.