Allow users change IP address without admin permision

Hi every body!

i have a Laptop. in this, there are two account: one is administrator, one limited user. So i want to use it on two places (my office and at my home). Because at my offce use static IP, at home use dynamic IP. I want to use limitted account for two places so i have to change IP address, i do not want to switch User, i need a solution to allow limitted Users change IP address! Can you help me? thank you very much!!!