Wirelessly posted (xx: BlackBerry8100/4.2.0 Profile/MIDP-2.0 Configuration/CLDC-1.1 VendorID/100 UP.Browser/5.0.3.3)
While the Kempinski is certainly quite nice and a great alternative to the terminal, it is not cheap. I don't know what day rates are, only been there overnight. If you don't need the sleep I'd vote for leaving the airport.