Javascript addEventHandler - jcobban/Genealogy GitHub Wiki

function addEventHandler(element, type, handler)()

Up: Javascript Programming Guide

Source: /jscripts/util.js

The function provides a portable interface for adding event handlers.

If the browser supports the W3C element.addEventListener method then it uses that to add the handler.

If the browser supports the Microsoft element.attachEvent method then it uses that to add the handler.

Otherwise it uses the original element.onxxxx method which does not guarantee that an Event object is passed to the handler.

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