VPN reconnect applescript

VPN.applescript

on idle
    tell application "System Events"
        tell current location of network preferences
            set myConnection to the service "__vpn_service_name__"
            if myConnection is not null then
                if current configuration of myConnection is not connected then
                    connect myConnection
                end if
            end if
        end tell
        return 120
    end tell
end idle