forms - What is the best UI for multi-selecting from a list?

We have a web form and one of the fields is a multi-select list. Our options are:

1. List of checkboxes


2. Listview (select box but allowing multi-select)

Both seem to be a bit ugly and unwieldy when the list contains more than 100 items.

Is there any other UI solution that's better for such a case?

Answer

One alternative that I've seen in a number of places is to have two adjacent lists, one with available items and one with selected items.

Here's an example from OpenFaces.org that I found with a quick google search: