解答例

<!DOCTYPE html>
<html lang="ja-JP">
<head>
<meta charset="utf-8">
<meta name="viewport" content="width=device-width,user-scalable=yes,initial-scale=1.0,minimum-scale=1.0,maximum-scale=1.5">
<title></title>
<script type="text/javascript" src="http://ajax.googleapis.com/ajax/libs/jquery/1.7.1/jquery.min.js"></script>
<script type="text/javascript">
$(function(){
	$("a").dblclick(function(){
		window.location.href = $(this).attr("href");
	}).click(function(){
		return false;
	}).mouseup(function(){
		$("span").css("display","block");
	});
	
	$("span").mousedown(function(){
		$(this).css("top","-50px");
	}).mouseup(function(){
		$(this).css({
			top:"-40px",
			display:"none"
		});
		return false;
	});
});
</script>
<style>
a{
	position:relative;
}
span{
	position:absolute;
	top:-40px;
	right:-90px;
	display:none;
}
</style>
</head>
<body>
	<a href="http://www.yahoo.co.jp/">Yahoo!<span><img src="img/ic_yahoo.png"></span></a>
</body>
</html>

inserted by FC2 system