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  <!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=gb2312" /> <title>跟隨鼠標的圖片效果-懶人圖庫</title> <style type="text/css"> body { margin: 0px; padding: 0px; background: #000; position: absolute; width: 100%; height: 100%; } .thumb { position: relative; float: left; display: block; width: 47%; height: 46%; margin-left: 2%; margin-top: 2%; overflow: hidden; cursor: crosshair; } .thumb img { position: absolute; } </style> <script type="text/javascript"> var thu = []; function run(){ for (var i in thu) thu[i].scroll(); setTimeout(run, 16); } function scroll(){ var div = document.body.getElementsByTagName('div'); for(var i = 0, n = div.length; i < n; i++) { var o = div[i]; if (o.className.indexOf('thumb') >= 0) { thu.push(o); o.img = o.getElementsByTagName('img')[0]; o.nwi = o.img.width; o.nhi = o.img.height; o.img = o.img.style; o.x0 = 0; o.y0 = 0; o.xm = 0; o.ym = 0; o.onmousemove = function (e) { if (window.event) e = window.event; this.xm = e.clientX; this.ym = e.clientY; } o.scroll = function () { var xmo = Math.min(this.nw, Math.max(0, this.xm - this.nx)); var ymo = Math.min(this.nh, Math.max(0, this.ym - this.ny)); var x = -xmo * (this.nwi / this.nw) + xmo; var y = -ymo * (this.nhi / this.nh) + ymo; this.x0 += ((this.x0 > x) ? -1 : 1) * Math.abs(this.x0 - x) * .1; this.y0 += ((this.y0 > y) ? -1 : 1) * Math.abs(this.y0 - y) * .1; this.img.left = ''.concat(Math.round(this.x0), 'px'); this.img.top = ''.concat(Math.round(this.y0), 'px'); } o.onresize = function () { this.nx = 0; this.ny = 0; this.nw = this.offsetWidth; this.nh = this.offsetHeight; for (var o = this; o != null; o = o.offsetParent) this.nx += o.offsetLeft, this.ny += o.offsetTop; } o.onresize(); } } run(); } onload = function() { scroll(); } </script> </head> <body> <div id="wmvwfqqt" class="thumb"><img alt="" src="http://www.lanrentuku.com/down/js/images/12492980870.jpg"></div> <div id="wmvwfqqt" class="thumb"><img alt="" src="http://www.lanrentuku.com/down/js/images/12492980871.jpg"></div> <p style="color:#FFFFFF">查找更多代碼，請訪問：<a href="http://www.lanrentuku.com" target="_blank">懶人圖庫</a></p> </body> </html>

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