How to install and uninstall a windows service in windows 7 os

Hi All ,

How  to install and uninstall a windows service using powershell.

I tried below URL

http://www.geoffhudik.com/tech/2012/3/22/install-a-windows-service-remotely-with-powershell.html

it is giving lot of errors, I am new to Poweshell ,

Could any body help to me , how to write a script to install and unistall  a windows service  .

My os is Windows 7 and server is windows 2008 R2

Thanks

Murali.