When using div elements for layout, for example to produce a table like layout, often you have a div element with a collection of floated child div elements. The wrapper div does not expand to the height of all the floated contents. You may want a border around all the floated div elements or maybe some padding.
For some time now I have been using SWFObject to load flash objects on my web pages, it works great to avoid the ‘click to activate’ problems that affect IE6, IE7 and Opera 9+. In IE the browser displays an outline around the flash object and a tooltip ‘Click to activate’