I am learning Knockout.js
Accessing an observable array outside the foreach loop from the HTML
http://jsfiddle.net/wenbert/MEKLN/
Setting a default / selected option in a Select box
http://jsfiddle.net/wenbert/ZpGeS/
Working with child models
http://jsfiddle.net/wenbert/Ev8H6/
Thanks to the guys at Stackoverflow and #javascript in Freenode for replying to my questions. RP Niemeyer from Knockmeout.net, nemesv and tyrsius.