<style type="text/css"> .leftArrow { background-image: url("Pictures/MovePreviousArrow.png"); width: 20px; height: 20px; } .rightArrow { background-image: url("Pictures/MoveNextArrow.png"); width: 20px; height: 20px; } .banner { background-color: #4867D6; background-image: none; } </style> … <igsch:WebDayView ID="WebDayView1" runat="server" WebScheduleInfoID="WebScheduleInfo1"> <MultiDayEventArrowLeftStyle CssClass="leftArrow"> </MultiDayEventArrowLeftStyle> <MultiDayEventArrowRightStyle CssClass="rightArrow"> </MultiDayEventArrowRightStyle> <AllDayEventStyle CssClass="banner"> </AllDayEventStyle> </igsch:WebDayView>