PowerShell : Cannot be loaded because the execution of scripts i s disabled on this system.

File D:\vish\powershell\Untitled2.ps1 cannot be loaded because the execution of scripts i
s disabled on this system. Please see "get-help about_signing" for more details.
At line:0 char:0




Set-ExecutionPolicy RemoteSigned



Url Helps you more:
http://technet.microsoft.com/en-us/library/ee176961.aspx