Links to external web pages mentioned in lecture 23

• The "details" pane that appears when the user moves the mouse over one of the buttons in the upper right part of the Yahoo page use fluid motion
• iGoogle has widgets that the user can rearrange on the page using drag-n-drop
• Walter Zorn's tooltip library is one of the many free libraries you can use to implement AJAX techniques

Links to HTML documents discussed in lecture 23

• Example contrasting fluid and sudden motion
• Example of "do it yourself" tooltips
• Example of tooltips relying on third-party library