Add Yahoo Messenger Chat In Blogger To Add Interactiviy

Yahoo messenger,i think everybody loves it.Many bloggers who love blogging may like using the messenger as well on there computer,as me too online on my blog and messenger always,think if both of these options combine in your blog it will add more interactivity to my readers and easy for them to chat with me.Then i went to messenger and found a widget which can be added in your blog like google