if tab_1.selectedtab = 9 or tab_1.selectedtab = 10 then uo_toolbarstrip.of_enable(uo_toolbarstrip.of_GetIndex( '增行'),true) uo_toolbarstrip.of_enable(uo_toolbarstrip.of_GetIndex( '删行'),true)else uo_toolbarstrip.of_enable(uo_toolbarstrip.of_GetIndex( '