Home Automation Integration Interface Design

We provide home automation/integration solutions which allow our clients to control their home from a tablet/phone style interface. We need a simple yet stylish design with buttons that will allow functions like a remote control, icons and also basic text overlay. It must be provided in photoshop and allow us to make use of the initial design and alter to our requirements in future.
See default icons, buttons and text style available on the link. We need it much more sleek and stylish:
http://www.invisionuk.com/rti#335