一个Mac上有两个iPhone开发许可?

I have an odd situation. I have a macbook that I use for work and I am an approved iPhone developer, etc. I would like to build iPhone apps to put out under my name (they should be kept and tracked separately from the work license I have, since that really belongs to the organization and not me), but I don't want to buy another mac. Can I create another admin user account on my Macbook that would be used with another (personal) developer certificate, or can there only be one dev license per machine?I have an odd situation. I have a macbook that