The GEBCO_08 Grid is now available as a Web Map Service(WMS), a means of accessing geo-referenced map images over the internet. These maps can be viewed in a web browser; incorporated in your own web application or displayed in various GIS/mapping packages.
Find out more about the WMS and how to access the service.
GetCapabilities request for the GEBCO_08 Grid WMS
This request returns information about the layers contained in the service in the form of an XML file (you may need to save this to view the information).