You can improve tracker forms enabling an experimental jquery user interface library called "Chosen"

You can enable the feature in:
Admin home > Features > Interface (tab) > jQuery plugins and add-ons > Experimental > jQuery-ui Chosen Menu

Remember that you need to have your "Preference Filters" in the admin panel with the "Advanced" and "Experimental" options enabled in order to see this feature checkbox.

You can choose a value from a dropdown box by selecting the items in the list through scrolling down, as usual, or you can nowadays filter the list values based on the text you type at the top.

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Similary, a section to allow multiple selection of items can be shown in a small but enhanced dropdown box, which allows the user to select one or many of the options, remove then from the list in the text field at the top:

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Additionally, you can also filter the values displayed in the dropdown so that only those matching your typed text are shown in the list (only the ones starting with "D" in the example below: Documentation and Dogfood a *.tiki.org site.

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Alias names for this page:
Chosen