JQ插件第五十一：老式漂浮广告图片

来源：互联网发布：医院网络管理系统编辑：程序博客网时间：2024/04/29 00:02
jQuery.piao = {    "ads": new Object,    "newFloatAd": function(options) {        var defaultValue = { img: "", link: "", width: "190px", height: "48px" };        var opts = $.extend(defaultValue, options || {});        var ad = document.createElement("span");        ad.id = "adId";        ad.innerHTML += "<div  onclick='guanbu(this)'onmouseover='over()' onmouseout='out(this)'  style='position:absolute; right:3px; top:0px;cursor:pointer;'>×</div>";        ad.DirV = true;        ad.DirH = true;        ad.AutoMove = true;        ad.style.cursor = 'pointer';        ad.Image = new Image;        ad.Seed = Math.random();        ad.Timer = setInterval("$.piao.float(" + ad.Seed + ")", 50);        this.ads[ad.Seed] = ad;        ad.Image.Parent = ad;        ad.Image.onclick = function() { window.location.href = opts.link; }        ad.style.position = "absolute";        ad.style.left = 0;        ad.style.top = 0;        ad.Image.src = opts.img;        ad.Image.onmouseover = function() { this.Parent.AutoMove = false; }        ad.Image.onmouseout = function() { this.Parent.AutoMove = true; }        ad.Image.style.width = opts.width;        ad.Image.style.height = opts.height;        ad.appendChild(ad.Image);        document.body.appendChild(ad);        return ad;    },    "float": function(floatId) {        var ad = this.ads[floatId];        if (ad.AutoMove) {            var curLeft = parseInt(ad.style.left);            var curTop = parseInt(ad.style.top);            if (ad.offsetWidth + curLeft > document.body.clientWidth + document.body.scrollLeft - 1) {                curLeft = document.body.scrollLeft + document.body.clientWidth - ad.offsetWidth;                ad.DirH = false;            }            if (ad.offsetHeight + curTop > document.body.clientHeight + document.body.scrollTop - 1) {                curTop = document.body.scrollTop + document.body.clientHeight - ad.offsetHeight;                ad.DirV = false;            }            if (curLeft < document.body.scrollLeft) {                curLeft = document.body.scrollLeft;                ad.DirH = true;            }            if (curTop < document.body.scrollTop) {                curTop = document.body.scrollTop;                ad.DirV = true;            }            ad.style.left = curLeft + (ad.DirH ? 1 : -1) + "px";            ad.style.top = curTop + (ad.DirV ? 1 : -1) + "px";        }    }}$.piao.newFloatAd({ img: "/Images/1.jpg", link: "http://www.baidu.com" });
老效果，七八年前首页流行的漂浮广告
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