Click on a column title to sort the bookmark list by that attribute (note that any custom ordering will be lost). The current sort criterion is underlined.
Bookmark List
Click on a bookmark to select it; hold down Command and click to select additional names. You can also select a name by typing the first few letters. Double-click to open a directory or download a file. Drag a bookmark to reorder them.
Size box
To change the size of this bookmark list window drag this box.