The Calendar the individual user uses in EBSuite can be selected in the Personal Setup or Preferences area (upper right side - small label - click to enter then select Calendar_Task). Under Calendar options you may select under Display New UI: either
Display New or
The Traditional Calendar allows more information to be displayed per appointment, while the New UI allows the appointments to have the dynamic capability to be "dragged and droped" to new time slots. Also, with the New UI you may drag Tasks to the Calendar to create appointments.
Click to see a short explanation