Content ratings help your usersespecially familiesknow what type of content your site provides. Microsoft Internet Information Server (IIS) 4 lets you add content ratings to any page. Try this:
In Internet Service Manager, right-click the name of the file.
From the context menu, click Properties.
On the HTTP Headers tab, locate the Content Rating group box and then click Edit Ratings.
On the Ratings tab, select a category (Violence, Sex, Nudity, Language) and set the rating level.
Click the Date button to set the expiry date for the rating and then click OK.