I'm experiencing some bizarre behaviour with this. I have a list of
items manually inputted into a drop down list. I want to amend most of
them so I go in, double click on the item and amend it. Sometimes if I
press return or click on the next item or outside the box it accepts it
but most of the time it doesn't, merely retaining the original value and
returning me to the top of the list. It doesn't seem to make a
difference where the item is positioned in the drop-down or on my
screen. There ar...