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    可关闭或最小化的右下角浮动广告

    时间:2014-06-08 09:10 来源:互联网 作者:源码搜藏 浏览:收藏 挑错 推荐 打印

    运行代码保存代码复制代码 提示:您可以先修改部分代码再运行,保存代码功能在Firefox下无效。
    • 可关闭或最小化的右下角浮动广告,非常实用啊,现在右下角广告还是比较多的,而且广告效果也还可以,除了用作广告,我们还可将右下角定义为网站广告显示、用户提醒等功能。
    • <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) }
      },6);//10 to 6
      },
      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();
      }
      },6);//10 to 6
      },
      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();
      },100);//600 mod 100
      };
      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>
    可关闭或最小化的右下角浮动广告由源码搜藏网整理,转载请注明出处http://www.codesocang.com/texiao/chuangkou/8555.html
    标签:网站源码