Multiselect (html select with parameter multiple=”multiple”) normally are very difficult to use.
In this modified version of multiselect the select is double (double side select), the right one with the selected element, the left side for insert other element.
Four new button for:
- add the left selected options to the right
- add all left options to the right
- remove the right selected options
- remove all right options
Double click both on left and right options is enabled.
Five optional move button:
- sort – sort options
- top – move to top selected options
- up – move up selected options
- down – move down selected options
- bottom – move to bottom selected options