<META http-equiv expires>

Description:

Expiration date of the document. Essentially this will cause a document to be reloaded from the website after the date (even if it is stored in the user's cache). Put a date in the past to disable caching of the document.

Attributes:

<meta http-equiv="Expires" content="date">
Include the date and time that the document is to expire.

Examples:

<META HTTP-EQUIV="expires" CONTENT="Wed, 09 Aug 2000 08:21:57 GMT">

The document will expire on August 9, 2000 at 8:21:57.