Lecture 3

1. review of the Options and Check applications

2. Further discussion of the Human Action Cycle with a focus on goals are being the motivation behind user interaction

3. Separation of the view and mode - discussion of various instances of this separation

Specific discussion of html - the view is how the browser renders it, the model can be seen as a set of elements, where those elements can be captured in a text file or alternatively, shown as a graphical structure (The html DOM Node Tree)