SharePoint: Function to Create Custom List

Function fCreateCustomList($SPSite,$ListName,$Description)
{
	$webScope = Start-SPAssignment
	$site = Get-SPSite($SPSite)
	$web =  $site.OpenWeb( )
	$Listtemplate = $Web.ListTemplates["Custom List"]
	$List = $web.Lists.TryGetList($ListName)
	if($list -ne $null)
	{
		write-host "$SPSite/$ListName already exists"
	}
	else
	{
		write-host -f green "Create List $SPSite/$ListName"
		$web.Lists.Add($ListName,$Description,$Listtemplate) | out-null
		$web.Update( )
	}
	Stop-SPAssignment $webScope
}