Browsers Targeted: Internet Explorer 4+
The SrcElement DOM object is generated any time that an event is called, and it contains the element that called the event in the first place. One of the principle advantages of using it is that you can radically simplify your DHTML scripting code by assigning an event on a single container object, then checking the SrcElement to see which object within that container actually fired the event.
A simple demonstration illustrates the point. Suppose that you had three
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This technique is common for dealing with a large number of items that have similar actions and are contained in a single element. Collapsible trees, subordinate selections, input elements, and behaviors can all make use of this technique.