<!DOCTYPE html>
<html>
<head>
<script type='text/javascript'
src='http://code.jquery.com/jquery-1.6.1.js'></script>
<script type='text/javascript'>
$(window).load(function(){
$(function() {
$('.load-popup-public').click(function() {
console.log($(this).text() + " was clicked.")
});
$(".load-popup-public:first").trigger("click");
});
});
</script>
</head>
<body>
<ul>
<li><a href="#" class="load-popup-public 500x400">1</a></li>
<li><a href="#" class="load-popup-public 500x400">2</a></li>
<li><a href="#" class="load-popup-public 500x400">3</a></li>
<li><a href="#" class="load-popup-public 500x400">4</a></li>
</ul>
</body>
</html>
【trigger】
