I am consuming REST API's from an Azure instance. There is also ACS single sign-on activated for Google, Live, Facebook, and Yahoo (followed from here http://goo.gl/KNU6H). How can I create a login page for the Azure Access Control Service using jQuery and HTML?
The link that you mention in your question tells you almost everything you need to know. Follow the part where it tells your how to download a sample logon page. The sample page is identical to the default one hosted in the ACS. It just uses HTML and javascript (basic javascript not jQuery admitedly, but it is not complex and you should be able to refactor it into jQuery without much trouble).
The main functionality of the page is:
You just need to download the sample page. Customise it however you want and use it.