javascript双向放大缩小广告代码- Javascript

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Javascript 中的 javascript双向放大缩小广告代码

出处:互联网 整理: 软晨网（RuanChen.com） 发布: 2009-10-12 浏览: 218 ::

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javascript+css好多网站用的选星星实现打分功能的函数 javascript四个方向无间隙滚动合集(多浏览器IE,firefox兼容)

比较罕见的javascript双向放大缩小图片效果代码，鼠标上下移动即可看到效果

点击运行可以看到效果:

<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01//EN" "http://www.w3.org/TR/html4/strict.dtd">
<html>
<head>
<title>双向放大缩小广告代码-软晨学习网</title>
<meta http-equiv="imagetoolbar" content="no">
<style type="text/css"> html { overflow: hidden; } body { background: #222; width: 100%; height: 100%; cursor: crosshair; } .spanSlide { position: absolute; background: #000; font-size: 1px; overflow: hidden; } .imgSlide { position: absolute; left: 5%; top: 5%; width: 90%; height: 90%; overflow: hidden; } .txtSlide { position: absolute; top: 5%; left: 50px; width:100%; color:#FFF; font-family: arial, helvetica, verdana, sans-serif; font-weight: bold; font-size:96px; letter-spacing:12px; filter: alpha(opacity=70); -moz-opacity:0.7; opacity:0.7; }
</style>
<script type="text/javascript">
var ym=0;
var ny=0;
createElement = function(container, type, param){ o=document.createElement(type); for(var i in param)o[i]=param[i]; container.appendChild(o); return o;
}
mooz = { O:[], ///////// mult:6, nbI:5, ///////// rwh:0, imgsrc:0, W:0, H:0, Xoom:function(N){ this.o = createElement(document.getElementById("screen"), "span", { 'className':'spanSlide' }); img = createElement(this.o, "img", { 'className':"imgSlide", 'src':mooz.imgsrc[N%mooz.imgsrc.length].src }); spa = createElement(this.o, "span", { 'className':"imgSlide" }); txt = createElement(spa, "span", { 'className':"txtSlide", 'innerHTML':mooz.imgsrc[N%mooz.imgsrc.length].title }); this.N = 10000+N; }, mainloop:function(){ with(this){ for(i=0; i<mooz.nbI; i++) { O[i].N += (ym-ny)/8000; N = O[i].N%nbI; ti = Math.pow(mult,N); with(O[i].o.style){ left = Math.round((W-(ti*rwh))/(W+ti)*(W*.5))
+"px"; top = Math.round((H-ti)/(H+ti)*(H*.5))+"px"; zIndex = Math.round(10000-ti*.1); width = Math.round(ti*rwh)+"px"; height = Math.round(ti)+"px"; } } } setTimeout("mooz.mainloop();", 16); }, oigres:function(){ with(this){ W = parseInt(document.getElementById("screen").style.width); H = parseInt(document.getElementById("screen").style.height); imgsrc = document.getElementById("images").getElementsByTagName
("img"); rwh = imgsrc[0].width/imgsrc[0].height; for(var i=0;i<nbI;i++) O[i] = new Xoom(i); mainloop(); } }
}
document.onmousemove = function(e){ if(window.event) e=window.event; ym = (e.y || e.clientY); if(ym/2>ny)ny=ym/2;
}
window.onload = function(){ ym = ny+50; mooz.oigres();
}
</script>
</head>
<body>
<div style="position:absolute;left:50%;top:50%"> <div style="position:absolute;width:720px;height:560px;left:-360px;top:-
280px;background:#fff"></div> <div style="position:absolute;left:-40px;top:-6px;color:#000;font-family:arial;font
-size:0.9em">Loading...</div> <div id="screen" style="position:absolute;width:640px;height:480px;left:-320px;top:
-240px;overflow:hidden"></div>
</div>
<div id="images" style="visibility:hidden"> <img title="infinite" src="/upload/tech/20091012/20091012091606_496e05e1aea0a9c4655800e8a7b9ea28.jpg"> <img title="yellow" src="/upload/tech/20091012/20091012091611_f57a2f557b098c43f11ab969efe1504b.jpg"> <img title="earth" src="/upload/tech/20091012/20091012091618_a666587afda6e89aec274a3657558a27.jpg"> <img title="dream" src="/upload/tech/20091012/20091012091627_3fe94a002317b5f9259f82690aeea4cd.jpg"> <img title="flowers" src="/upload/tech/20091012/20091012091632_63dc7ed1010d3c3b8269faf0ba7491d4.jpg">
</div>
</body>
</html>

[Ctrl+A 全选提示:你可先修改部分代码,再按运行]

javascript+css好多网站用的选星星实现打分功能的函数 javascript四个方向无间隙滚动合集(多浏览器IE,firefox兼容)

Javascript 中的 javascript双向放大缩小广告代码

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