http://stackoverflow.com/questions/23941065/pager-error-in-kendo-gridnan-nan-of-1-items
http://www.telerik.com/forums/grid-is-not-working-properly
http://demos.telerik.com/aspnet-mvc/grid/editing-popup
.Pageable(x => x.PageSizes(true))
在Pageable中开启PageSizes
.DataSource(dataSource => dataSource.Ajax()
.PageSize(10)在DataSource中启用PageSize
方法A会显示每页显示多少Items的下拉框，如果不希望显示，则采用B方法, 直接指定默认每页显示值.
KendoUI Grid Pager部分 Nan-Nan of x Items
原文：http://www.cnblogs.com/niusys/p/4249413.html