xxxxx
/
example9.html

<!DOCTYPE html>
<html lang="en">
<head>
	<meta charset="UTF-8">
<title>图片提示</title>
<style type="text/css">
body{
	margin:0;
	padding:40px;
}
img{border:none;}
ul,li{
	margin:0;
	padding:0;
}
li{
	list-style:none;
	float:left;
	display:inline;
	margin-right:10px;
	border:1px solid #AAAAAA;
}
/* tooltip */
#tooltip{
	position:absolute;
	border:1px solid #ccc;
	background:#333;
	padding:2px;
	display:none;
	color:#fff;
}
</style>
<!--   引入jQuery -->
<script src="jquery-1.12.4.js" type="text/javascript"></script>
<script type="text/javascript">
$(function(){
	var x = 10;
	var y = 20;
	$("a.tooltip").mouseover(function(e){
		this.myTitle = this.title;
		// this.title = "";
		//var imgTitle = this.myTitle? "<br/>" + this.myTitle : "";
		var imgTitle = "<br/>"+this.myTitle;
		var tooltip = "<div id='tooltip'><img src='"+ this.href +"' alt='产品预览图'/>"+imgTitle+"<\/div>"; //创建 div 元素
		$("body").append(tooltip);	//把它追加到文档中
		$("#tooltip")
			.css({
				"top": (e.pageY+y) + "px",
				"left":  (e.pageX+x)  + "px"
			}).show();	  //设置x坐标和y坐标，并且显示
    }).mouseout(function(){
		this.title = this.myTitle;
		$("#tooltip").remove();	 //移除
    }).mousemove(function(e){
		$("#tooltip")
			.css({
				"top": (e.pageY+y) + "px",
				"left":  (e.pageX+x)  + "px"
			});
	});
})
</script>
</head>
<body>
<h1 align="center">软工XXX班XXX</h1>
<h3>图片提示效果</h3>
	<ul>
		<li><a href="images/apple_1_bigger.jpg" class="tooltip" title="苹果 iPod"><img src="images/apple_1.jpg" alt="苹果 iPod" /></a></li>
		<li><a href="images/apple_2_bigger.jpg" class="tooltip" title="苹果 iPod nano"><img src="images/apple_2.jpg" alt="苹果 iPod nano"/></a></li>
		<li><a href="images/apple_3_bigger.jpg" class="tooltip" title="苹果 iPhone"><img src="images/apple_3.jpg" alt="苹果 iPhone"/></a></li>
		<li><a href="images/apple_4_bigger.jpg" class="tooltip" title="苹果 Mac"><img src="images/apple_4.jpg" alt="苹果 Mac"/></a></li>
	</ul>
</body>
</html>