Integrate

You can always Slipstream the Yahoo Messenger in the original Installation or as an alternative install look at the MS Knowledge Base Article on how to do this at

http://support.microsoft.com/default.aspx?scid=kb;en-us;814847

While it mainly covers Slipstreaming MS Patches you can also modify it to install other things as well. The article gives you the basics and all you have to do them is modify your procedures as required.

Col

depending on what level you want to do this on, i would suggest the previous solution or a disk imaging solution such as symantec ghost.