鼠标移上元素显示大图

作者: 郎心勾肺
来源: 51数据库
2022-09-21
<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
<html xmlns="http://www.51sjk.com/Upload/Articles/1/0/330/330298_20220921172402619.jpg">
<head>
<meta http-equiv="Content-Type" content="text/html; charset=utf-8" />
<title>鼠标划过展示大图</title>
<style type="text/css">
* { margin:0; padding:0; }
body { font:12px/1.5 tahoma, arial, simsun; }
.wrap { position:relative; margin:0 auto; width:319px; height:24**x; }
table { border-collapse:collapse; border-spacing:0; }
td { border:1px solid #ccc; background:#f0f0f0; width:80px; height:80px; }
td div { position:relative; width:100%; height:100%; background:#eee; }
td b { display:block; position:relative; z-index:20; width:20px; height:20px; background:#fff; }
td a.s { display:block; position:absolute; z-index:10; left:0; top:0; height:100%; width:100%; text-indent:-999em; overflow:hidden; background:url(http://images.51wan.com/gameImages/nb/8080logo.jpg) no-repeat; }
#hideBox { display:none; position:absolute; width:140px; height:120px; background:#fff; border:1px solid #333; z-index:300; }
#hideBox a { display:block; height:100%; width:100%; }
</style>
<script type="text/javascript" src="http://www.51sjk.com/Upload/Articles/1/0/330/330298_20220921172404041.js"></script>  
<script type="text/javascript">
	$(document).ready(function(){	
		var wrapWidth = $(".wrap").width();
		var wrapHeight = $(".wrap").height();
		var boxWidth = $("#hideBox").outerWidth();
		var boxHeight = $("#hideBox").outerHeight();		
		$("td a").mouseover(function(){		
			var pos = $(this).parent("div").position();
			var toLeft = wrapWidth - (boxWidth + pos.left);
			var toTop = wrapHeight - (boxHeight + pos.top);
			if(toLeft>0){
					$("#hideBox").css({left:pos.left});
			}
			else if(toLeft<0){
					$("#hideBox").css({left:wrapWidth-boxWidth});
			}
			if(toTop>0){
					$("#hideBox").css({top:pos.top});
			}
			else if(toTop<0){
					$("#hideBox").css({top:wrapHeight-boxHeight});
			}			
			$("#hideBox").show();			
		});
		$("#hideBox").mouseout(function(){
			$(this).hide();
		});		
	});
</script>
</head>
<body>
<div >
	<table>
		<tr>
			<td><div><b>15</b><a id="g1"  href="#">名称1</a></div></td>
			<td><div><b>16</b><a id="g2" href="#">名称2</a><br />
					<a id="g3" href="#">名称3</a></div></td>
			<td><div><b>15</b><a id="g3"  href="#">名称1</a></div></td>
			<td><div><b>15</b><a id="g4"  href="#">名称1</a></div></td>
		</tr>
		<tr>
			<td><div><b>15</b><a id="g5"  href="#">名称1</a></div></td>
			<td><div><b>15</b><a id="g6"  href="#">名称1</a></div></td>
			<td><div><b>16</b><a id="g7" href="#">名称2</a><br />
					<a id="g8" href="#">名称3</a></div></td>
			<td><div><b>16</b><a id="g9" href="#">名称2</a><br />
					<a id="g3" href="#">名称3</a></div></td>
		</tr>
		<tr>
			<td><div><b>16</b><a id="g11" href="#">名称2</a><br />
					<a id="g12" href="#">名称3</a></div></td>
			<td><div><b>16</b><a id="g13" href="#">名称2</a><br />
					<a id="g14" href="#">名称3</a></div></td>
			<td><div><b>15</b><a id="g15"  href="#">名称1</a></div></td>
			<td><div><b>15</b><a id="g16"  href="#">名称1</a></div></td>
		</tr>
	</table>
	<div id="hideBox"><a href="">大图展示</a></div>
</div>
</body>
</html>