Creates a combolist, which is an editable <select>
Creates a combolist, containint values from optList array, with a value of defaultValue.
Its main div is accessible as Combolist::div
.
Onchange callback may be set via Combolist::onchange
property.
Adds a new option with value of text.
Clears all options.
var cl = new Combolist([],"default");
document.body.appendChild( cl.div );
cl.addOption("option 1");
cl.addOption("option 2");