<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
<html xmlns="http://www.w3.org/1999/xhtml">
<head>
<meta http-equiv="Content-Type" content="text/html; charset=utf-8" />
<script src="jquery-1.8.1.js"></script>
<title>无标题文档</title>
</head>
<style>
#test{
width:20px;
height:20px;
border:1px solid red;
}
</style>
<body>
<div id="test">
</div>
<div id="tm" style="display:none">a</div>
</body>
<script type="text/javascript">
(function($){
$.fn.hoverDelay = function(options){
var defaults = {
hoverDuring: 600,
outDuring: 600,
hoverEvent: function(){
$.noop();
},
outEvent: function(){
$.noop();
}
};
var sets = $.extend(defaults,options || {});
var hoverTimer, outTimer;
return $(this).each(function(){
$(this).hover(function(){
clearTimeout(outTimer);
hoverTimer = setTimeout(sets.hoverEvent, sets.hoverDuring);
},function(){
clearTimeout(hoverTimer);
outTimer = setTimeout(sets.outEvent, sets.outDuring);
});
});
}
})(jQuery);
$("#test").hoverDelay({
hoverDuring: 600,
outDuring: 600,
hoverEvent: function(){
$("#tm").show();
},
outEvent: function(){
$("#tm").hide();
}
});
</script>
</html>
原文：http://warmdoll.blog.51cto.com/10881334/1759074