The available versions of the WebMail application are listed in the listed code library entry.
Indeed we decided to use separate pages for the main areas, however if you prefer you can isolate the logic into user controls and load them dynamically on a main page based on the selection.
the Telerik team
Do you want to have your say when we set our development plans? Do you want to know when a feature you care about is added or when a bug fixed? Explore the Telerik Public Issue Tracking
system and vote to affect the priority of the items