#start an remote desktop sessie
function Start-RDPSession {
	param([string]$ComputerName=$(Throw "Missing computername argument!!"),
		[switch]$Admin)
 
	if ($Admin) {
		Invoke-Expression -Command "mstsc.exe /v:$ComputerName /admin"}
	else {
		Invoke-Expression -Command "mstsc.exe /v:$ComputerName"}
}