Make selections in dialog listboxes

In dialogboxes with listboxes designed for mutiple selections, are some features to easily select a huge number of items.

• By pressing and keeping down the left mouse button and moving the mouse cursor down or up, items can be selected. When more than one big selection is necessary, press and hold down the Ctrl key for every new selection range.
• To select/deselect an item press the Ctrl key and the left mouse button.
• For very large selections (>100 items) in series, select the first item with the left mouse button. Now scroll with the scrollbars or the Page up/down keys to the last item to be selected. Press the shift key and the left mouse button. All items between the first item and last item will be selected.