JavaScript must be enabled in your Internet Explorer (IE) to login and use the InfraWare browser-based applications including the IMC and Web Portal.
Steps
In IE, click Internet Options from the Tools menu.
Click the Security tab.
If you wish, infraware.com can be made a trusted site and JavaScript can be enabled for such sites. Otherwise, with Internet selected, choose Custom level; browse to near the bottom of the list to the Scripting section.