JS右下角广告代码，可关闭、最小化和最大化

发布时间：2018-08-29 10:14:49 所属栏目：Linux 来源：站长网

导读：JS右下角广告代码，可关闭、最小化和最大化，带点淡入淡出效果的右下角弹出广告。拖动时广告消失，拖动停止广告就出来了，带点渐变效果，而且右下角窗口的代码不算太复杂，仅供参考。演示代码： htmlheadtitle右下角广告代码/titlestyle type=text/css#ms

　　JS右下角广告代码，可关闭、最小化和最大化，带点淡入淡出效果的右下角弹出广告。拖动时广告消失，拖动停止广告就出来了，带点渐变效果，而且右下角窗口的代码不算太复杂，仅供参考。

　　演示代码：

<html> <head> <title>右下角广告代码</title> <style type="text/css"> #msg_win{border:1px solid #A67901;background:#EAEAEA;width:250px;position:absolute;right:2;margin:0px;display:none;overflow:hidden;z-index:99;} #msg_win .icos{position:absolute;top:2px;*top:0px;right:2px;z-index:9;} .icos a{float:left;color:#833B02;margin:1px;text-align:center;text-decoration:none;font-family:webdings;} .icos a:hover{color:#fff;} #msg_title{background:#FECD00;border-bottom:1px solid #A67901;border-top:1px solid #FFF;border-left:1px solid #FFF;color:#000;height:25px;line-height:25px;text-indent:5px;} #msg_content{margin:2px;width:300px;height:200px;overflow:hidden;} </style> </head> <body> <p style="height:1000px;"></p> <div id="msg_win" style="display:block;top:490px;visibility:visible;opacity:1;"> <div class="icos"><a id="msg_min" title="最小化" href="javascript:void 0">_</a><a id="msg_close" title="关闭" href="javascript:void 0">×</a></div> <div id="msg_title">广而告之：</div> <div id="msg_content"><a href="http://www.baidu.com/" target="_blank"><img src="http://www.veryhuo.com/images/gaogao/pptv250220.gif" width="250" height="220" border="0"></a></div> </div> </body> </html> <script language="javascript"> var Message={ set: function() {//最小化与恢复状态切换 var set=this.minbtn.status == 1?[0,1,'block',this.char[0],'最小化']:[1,0,'none',this.char[1],'恢复']; this.minbtn.status=set[0]; this.win.style.borderBottomWidth=set[1]; this.content.style.display =set[2]; this.minbtn.innerHTML =set[3] this.minbtn.title = set[4]; this.win.style.top = this.getY().top; }, close: function() {//关闭 this.win.style.display = 'none'; window.onscroll = null; }, setOpacity: function(x) {//设置透明度 var v = x >= 100 ? '': 'Alpha(opacity=' + x + ')'; this.win.style.visibility = x<=0?'hidden':'visible';//IE有绝对或相对定位内容不随父透明度变化的bug this.win.style.filter = v; this.win.style.opacity = x / 100; }, show: function() {//渐显 clearInterval(this.timer2); var me = this,fx = this.fx(0, 100, 0.1),t = 0; this.timer2 = setInterval(function() { t = fx(); me.setOpacity(t[0]); if (t[1] == 0) {clearInterval(me.timer2) } },10); }, fx: function(a, b, c) {//缓冲计算 var cMath = Math[(a - b) > 0 ? "floor": "ceil"],c = c || 0.1; return function() {return [a += cMath((b - a) * c), a - b]} }, getY: function() {//计算移动坐标 var d = document,b = document.body, e = document.documentElement; var s = Math.max(b.scrollTop, e.scrollTop); var h = /BackCompat/i.test(document.compatMode)?b.clientHeight:e.clientHeight; var h2 = this.win.offsetHeight; return {foot: s + h + h2 + 2+'px',top: s + h - h2 - 2+'px'} }, moveTo: function(y) {//移动动画 clearInterval(this.timer); var me = this,a = parseInt(this.win.style.top)||0; var fx = this.fx(a, parseInt(y)); var t = 0 ; this.timer = setInterval(function() { t = fx(); me.win.style.top = t[0]+'px'; if (t[1] == 0) { clearInterval(me.timer); me.bind(); } },10); }, bind:function (){//绑定窗口滚动条与大小变化事件 var me=this,st,rt; window.onscroll = function() { clearTimeout(st); clearTimeout(me.timer2); me.setOpacity(0); st = setTimeout(function() { me.win.style.top = me.getY().top; me.show(); },600); }; window.onresize = function (){ clearTimeout(rt); rt = setTimeout(function() {me.win.style.top = me.getY().top},100); } }, init: function() {//创建HTML function $(id) {return document.getElementById(id)}; this.win=$('msg_win'); var set={minbtn: 'msg_min',closebtn: 'msg_close',title: 'msg_title',content: 'msg_content'}; for (var Id in set) {this[Id] = $(set[Id])}; var me = this; this.minbtn.onclick = function() {me.set();this.blur()}; this.closebtn.onclick = function() {me.close()}; this.char=navigator.userAgent.toLowerCase().indexOf('firefox')+1?['_','::','×']:['0','2','r'];//FF不支持webdings字体 this.minbtn.innerHTML=this.char[0]; this.closebtn.innerHTML=this.char[2]; setTimeout(function() {//初始化最先位置 me.win.style.display = 'block'; me.win.style.top = me.getY().foot; me.moveTo(me.getY().top); },0); return this; } }; Message.init(); </script><br /><center>如不能显示效果，请按Ctrl+F5刷新本页，更多网页代码：<a href='http://www.veryhuo.com/' target='_blank'>http://www.veryhuo.com/</a></center>
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