This document explains how to send and implement the codes correctly.
These tags only work for Rich Media ads.
In order to access these codes, you should go to Spaces label / list / There, choose the space where the ad is associated / and click on Html code.
"Windows Live Messenger (234x60)": This code is used when ads are uploaded in Messenger.
"Microsoft (MSN.com, Live mail y otros)": This code is used when ads are uploaded in MSN.com, Windows Live Hotmail, etc.