引入js浮动框

 1 <!-- 浮动窗口样式css begin -->
 2 <style type="text/css">
 3     #msg_win{border:1px solid #A67901;background:#EAEAEA;width:240px;position:absolute;right:0;font-size:12px;font-family:Arial;margin:0px;display:none;overflow:hidden;z-index:99;}
 4     #msg_win .icos{position:absolute;top:2px;*top:0px;right:2px;z-index:9;}
 5     .icos a{float:left;color:#833B02;margin:1px;text-align:center;font-weight:bold;width:14px;height:22px;line-height:22px;padding:1px;text-decoration:none;font-family:webdings;}
 6     .icos a:hover{color:#fff;}
 7     #msg_title{background:#BBDEF6;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;}
 8     #msg_content{margin:5px;margin-right:0;width:230px;height:126px;overflow:hidden;}
 9 </style>
10 <!-- 浮动窗口样式css end -->

 1 <!-- 浮动窗口html代码 begin -->
 2     <hr>
 3     <div id="msg_win" style="display:block;top:490px;visibility:visible;opacity:1;">
 4         <div class="icos">
 5             <a id="msg_min" title="最小化" href="javascript:void 0">_</a><a id="msg_close" title="关闭" href="javascript:void 0">×
 6             </a>
 7         </div>
 8         <div id="msg_title">
 9             设备运行情况-->
10         </div>
11         <div id="msg_content" style="overflow:auto;height:150px;width:100%;white-space:nowrap">
12             <s:property value="devRun" escape="false"/>//要显示的内容
13             
14         </div>
15     </div>
16     <!-- 浮动窗口html代码 end -->

 1 <script language="javascript">
 2 var Message={
 3     set: function() {//最小化与恢复状态切换
 4         var set=this.minbtn.status == 1?[0,1,‘block‘,this.char[0],‘最小化‘]:[1,0,‘none‘,this.char[1],‘展开‘];
 5         this.minbtn.status=set[0];
 6         this.win.style.borderBottomWidth=set[1];
 7         this.content.style.display =set[2];
 8         this.minbtn.innerHTML =set[3]
 9         this.minbtn.title = set[4];
10         this.win.style.top = this.getY().top;
11     },
12     close: function() {//关闭
13         this.win.style.display = ‘none‘;
14         window.onscroll = null;
15     },
16     setOpacity: function(x) {//设置透明度
17         var v = x >= 100 ? ‘‘: ‘Alpha(opacity=‘ + x + ‘)‘;
18         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
19         this.win.style.filter = v;
20         this.win.style.opacity = x / 100;
21     },
22     show: function() {//渐显
23         clearInterval(this.timer2);
24         var me = this,fx = this.fx(0, 100, 0.1),t = 0;
25         this.timer2 = setInterval(function() {
26             t = fx();
27             me.setOpacity(t[0]);
28             if (t[1] == 0) {clearInterval(me.timer2) }
29         },10);
30     },
31     fx: function(a, b, c) {//缓冲计算
32         var cMath = Math[(a - b) > 0 ? "floor": "ceil"],c = c || 0.1;
33         return function() {return [a += cMath((b - a) * c), a - b]}
34     },
35     getY: function() {//计算移动坐标
36         var d = document,b = document.body, e = document.documentElement;
37         var s = Math.max(b.scrollTop, e.scrollTop);
38         var h = /BackCompat/i.test(document.compatMode)?b.clientHeight:e.clientHeight;
39         var h2 = this.win.offsetHeight;
40         return {foot: s + h + h2 + 2+‘px‘,top: s + h - h2 - 2+‘px‘}
41     },
42     moveTo: function(y) {//移动动画
43         clearInterval(this.timer);
44         var me = this,a = parseInt(this.win.style.top)||0;
45         var fx = this.fx(a, parseInt(y));
46         var t = 0 ;
47         this.timer = setInterval(function() {
48             t = fx();
49             me.win.style.top = t[0]+‘px‘;
50             if (t[1] == 0) {
51                 clearInterval(me.timer);
52                 me.bind();
53             }
54         },10);
55     },
56     bind:function (){//绑定窗口滚动条与大小变化事件
57         var me=this,st,rt;
58         window.onscroll = function() {
59             clearTimeout(st);
60             clearTimeout(me.timer2);
61             me.setOpacity(0);
62             st = setTimeout(function() {
63             me.win.style.top = me.getY().top;
64             me.show();
65             },600);
66         };
67         window.onresize = function (){
68             clearTimeout(rt);
69             rt = setTimeout(function() {me.win.style.top = me.getY().top},100);
70         }
71     },
72     init: function() {//创建HTML
73         function $(id) {return document.getElementById(id)};
74         this.win=$(‘msg_win‘);
75         var set={minbtn: ‘msg_min‘,closebtn: ‘msg_close‘,title: ‘msg_title‘,content: ‘msg_content‘};
76         for (var Id in set) {this[Id] = $(set[Id])};
77         var me = this;
78         this.minbtn.onclick = function() {me.set();this.blur()};
79         this.closebtn.onclick = function() {me.close()};
80         this.char=navigator.userAgent.toLowerCase().indexOf(‘firefox‘)+1?[‘_‘,‘::‘,‘ב]:[‘0‘,‘2‘,‘r‘];//FF不支持webdings字体
81         this.minbtn.innerHTML=this.char[0];
82         this.closebtn.innerHTML=this.char[2];
83         setTimeout(function() {//初始化最先位置
84             me.win.style.display = ‘block‘;
85             me.win.style.top = me.getY().foot;
86             me.moveTo(me.getY().top);
87         },0);
88         return this;
89     }
90 };
91 Message.init();
92 </script>