Sometime in the not too distant past I had an interest in all this. It seems that things have gone full circle and I am looking at it again.

I am now looking again at the DOM (Document Object Model) and how I can develop a behaviour for pages like my Site Map. The Button Expand used in my accordion implementatioon seems to work, I now want to get it to work from a menu option.

I think that things have moved on

Since I was looking at this i was investigating "dependent" drop-down lists inspired by Brent Ashley.

Below is an example taken from the W3C Schools website that opens a file (on the server) and then echos its contents in the div below.

The XMLHttpRequest Object

External Sources