The Active X control checks Windows 2000 Professional licenses as well.
WGA also advertises the latest service pack, Service Pack 3, for Windows XP, which requires manual intervention to disable.
Adding HTML5 validation to the checkbox is actually very simple.
The WGA validation process validates the present installation of Windows and its license key against the detected computer hardware and determines if the software was licensed from Microsoft.
It is accessible by either a stand-alone program, a Netscape-compatible web browser plug-in, or as an Active X control within Internet Explorer, the latter of which is relevant to any attempt to access Microsoft updates via its browser.
All you need to do is include a This tells the browser that the form should not be allowed to submit without the checkbox checked.
Some, but not all, browsers will recognise and enforce this: The advantage of the HTML5 form validation is that it happens before our Java Script is called, displays instructions and points the user to the relevant element.
Windows Genuine Advantage (WGA) is an anti-infringement system created by Microsoft that enforces online validation of the licensing of several recent Microsoft Windows operating systems when accessing several services, such as Windows Update, and downloading Windows components from the Microsoft Download Center.