Руководство jQuery - event.isImmediatePropagationStopped()

$("div").click(function(event){
  alert( isImmediatePropagationStopped() ); // false
  event.stopImmediatePropagation();
  alert( isImmediatePropagationStopped() ); // true
});

"HTML"

<div></div>

"CSS"

div { margin:3px; width:100px; height:100px;
    background:green; float:left;}

"Живой пример jQuery"

<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" 
						"http://www.w3.org/TR/html4/loose.dtd">
	<html>
	<head>
	<link href="http://test-drupal.ru/themes/slyweb/css/jqueryiframe.css" 
	rel="stylesheet" type="text/css"/>
	  <script src="https://ajax.googleapis.com/ajax/libs/jquery/1.5.0/jquery.min.js"></script>
	<script>
	  $(document).ready(function(){
	
$("div").click(function(event){
  alert( isImmediatePropagationStopped() ); // false
  event.stopImmediatePropagation();
  alert( isImmediatePropagationStopped() ); // true
});  

	  });
	</script>

	</head>
	<body class="iframe">

	
<div></div>


	</body>
	</html>

	
	<style>
	
div { margin:3px; width:100px; height:100px;
    background:green; float:left;}

	</style>

Метод появился в jQuery 1.3 (http://api.jquery.com/event.isImmediatePropagationStopped/)

Версия jQuery 1.4.2 Документ создан 2010-08-21