You can click-drag anywhere on the screen and it will adjust the nearest cord. So if you have problems with it picking other cords, just drag somewhere else. :)
Thanks for the comments, guys. And thanks for playing!
This is my first flash game ever (I only started tinkering with Flash a couple of months ago), so it's not perfect, I know. But if people keep playing and leaving positive comments I might well make a sequel! :)
The UI is definitely something I want to improve. And I've got some ideas for more features as well.
 "Fragile"){kind=icon}
 "Box Haul"){kind=icon}