原生JS仿苹果任务栏菜单，放大效果的菜单_导航菜单

相信本菜单会让你学习到一些新鲜的JS技巧。

<title>JS仿苹果任务栏菜单</title> <style type="text/css"> body{margin:0;padding:0} #menu{position:absolute;width:100%;bottom:0;text-align:center;} </style> <script type="text/javascript"> window.onload = function () { var oMenu = document.getElementById("menu"); var aImg = oMenu.getElementsByTagName("img"); var aWidth = []; var i = 0; for (i = 0; i < aImg.length; i++) { aWidth.push(aImg[i].offsetWidth); aImg[i].width = parseInt(aImg[i].offsetWidth / 2) } document.onmousemove = function (event) { var event = event || window.event; for (i = 0; i < aImg.length; i++) { var a = event.clientX - aImg[i].offsetLeft - aImg[i].offsetWidth / 2; var b = event.clientY - aImg[i].offsetTop - oMenu.offsetTop - aImg[i].offsetHeight / 2; var iScale = 1 - Math.sqrt(a * a + b * b) / 300; if (iScale < 0.5) iScale = 0.5; aImg[i].width = aWidth[i] * iScale } }; }; </script> <div id="menu"> <img src="/jscss/demoimg/201108/1.png" alt="原生JS仿苹果任务栏菜单，放大效果的菜单_导航菜单" > <img src="/jscss/demoimg/201108/2.png" alt="原生JS仿苹果任务栏菜单，放大效果的菜单_导航菜单" > <img src="/jscss/demoimg/201108/3.png" alt="原生JS仿苹果任务栏菜单，放大效果的菜单_导航菜单" > <img src="/jscss/demoimg/201108/4.png" alt="原生JS仿苹果任务栏菜单，放大效果的菜单_导航菜单" > <img src="/jscss/demoimg/201108/5.png" alt="原生JS仿苹果任务栏菜单，放大效果的菜单_导航菜单" > <img src="/jscss/demoimg/201108/6.png" alt="原生JS仿苹果任务栏菜单，放大效果的菜单_导航菜单" > <img src="/jscss/demoimg/201108/7.png" alt="原生JS仿苹果任务栏菜单，放大效果的菜单_导航菜单" > <img src="/jscss/demoimg/201108/8.png" alt="原生JS仿苹果任务栏菜单，放大效果的菜单_导航菜单" > </div>
[Ctrl+A 全选 注:如需引入外部Js需刷新才能执行]