User Configuration\Administrative Templates\Windows Components\Internet Explorer\Administrator Approved Controls\Internet Explorer
Designates the Microsoft Chat ActiveX control as administrator approved.
This control is used by Web authors to build text- and graphical-based Chat communities for real-time conversations on the Web.
If you enable this policy, this control can be run in security zones in which you specify that administrator-approved controls can be run.
If you disable this policy or do not configure it, this control will not be designated as administrator approved.
To specify how administrator-approved controls are handled for each security zone, carry out the following steps: