*There are 3 states for sorting:
::*Default: unordered state when list view is first launched or when column header is clicked again after the descending order.
[[Image:SortDefault.png|link=|170px]]
::*Ascending: will be ordered in ascending order when column header is first clicked
[[Image:SortAscending.png|link=|170px]]
::*Descending: will be ordered in descending order when column header is clicked for the second time
[[Image:SortAscending.png|link=|170px]]
