How to use Outlook.com to chat with friends on Google, like you chat with your Facebook friends?

Microsoft's service the Outlook.com (replacement to Hotmail) has enabled the chat feature with Google friends like you do chat with your family and friends on Facebook online social network, 

This is of more use in case you have switched off the Gmail and still want to make chat with your contacts on Gmail than you can use Outlook.com's inbox to make chat with them easily, 

They say: 

"And if you're working together on an Office document in SkyDrive, you can send an instant message to a Google contact with just a click. We're rolling out Google chat integration now, so look for it in your inbox over the next couple of days."

http://blogs.office.com/b/microsoft-outlook/archive/2013/05/14/outlook-com-now-lets-you-chat-with-google-friends.aspx

About Outlook.com: 
http://windows.microsoft.com/en-gb/windows/outlook-what

Related:

http://techcrunch.com/2013/05/14/outlook-com-users-can-now-chat-with-their-google-friends/

//www.zyxaw.com/2011/10/24-hours-free-phone-calls-and-chat-on.html

http://www.businessproductivity.com/what-is-outlook-com-and-how-can-i-use-it/

http://edition.cnn.com/2013/02/19/tech/web/microsoft-outlook-hotmail

http://www.dummies.com/how-to/content/what-is-outlookcom.html