https://www.gzns.gov.cn/global/ad.js

1function miaovAddEvent(oEle, sEventName, fnHandler)
2{
3	if(oEle.attachEvent)
4	{
5		oEle.attachEvent('on'+sEventName, fnHandler);
6	}
7	else
8	{
9		oEle.addEventListener(sEventName, fnHandler, false);
10	}
11}
12
13
14    var oDiv = document.getElementById('miaov_float_layer');
15    var oBtnMin = document.getElementById('btn_min');
16    var oBtnClose = document.getElementById('btn_close');
17    var oDivContent = oDiv.getElementsByTagName('div')[0];
18
19    var iMaxHeight = 0;
20
21    var isIE6 = window.navigator.userAgent.match(/MSIE 6/ig) && !window.navigator.userAgent.match(/MSIE 7|8/ig);
22
23    oDiv.style.display = 'block';
24    iMaxHeight = oDivContent.offsetHeight;
25
26    if (isIE6) {
27        oDiv.style.position = 'absolute';
28        repositionAbsolute();
29        miaovAddEvent(window, 'scroll', repositionAbsolute);
30        miaovAddEvent(window, 'resize', repositionAbsolute);
31    }
32    else {
33        oDiv.style.position = 'fixed';
34        repositionFixed();
35        miaovAddEvent(window, 'resize', repositionFixed);
36    }
37
38    oBtnMin.timer = null;
39    oBtnMin.isMax = true;
40    oBtnMin.onclick = function() {
41        startMove
42		(
43			oDivContent, (this.isMax = !this.isMax) ? iMaxHeight : 0,
44			function() {
45			    oBtnMin.className = oBtnMin.className == 'min' ? 'max' : 'min';
46			}
47		);
48    };
49
50    oBtnClose.onclick = function() {
51        oDiv.style.display = 'none';
52        oDiv.innerHTML = "";
53    };
54
55
56function startMove(obj, iTarget, fnCallBackEnd)
57{
58	if(obj.timer)
59	{
60		clearInterval(obj.timer);
61	}
62	obj.timer=setInterval
63	(
64		function ()
65		{
66			doMove(obj, iTarget, fnCallBackEnd);
67		},30
68	);
69}
70
71function doMove(obj, iTarget, fnCallBackEnd)
72{
73	var iSpeed=(iTarget-obj.offsetHeight)/8;
74	
75	if(obj.offsetHeight==iTarget)
76	{
77		clearInterval(obj.timer);
78		obj.timer=null;
79		if(fnCallBackEnd)
80		{
81			fnCallBackEnd();
82		}
83	}
84
85	else
86	{
87		iSpeed=iSpeed>0?Math.ceil(iSpeed):Math.floor(iSpeed);
88		obj.style.height=obj.offsetHeight+iSpeed+'px';
89		
90		((window.navigator.userAgent.match(/MSIE 6/ig) && window.navigator.userAgent.match(/MSIE 6/ig).length==2)?repositionAbsolute:repositionFixed)()
91	}
92}
93
94function repositionAbsolute()
95{
96	var oDiv=document.getElementById('miaov_float_layer');
97	var top=document.body.scrollTop||document.documentElement.scrollTop;
98	var width=document.documentElement.clientWidth;
99	var height=document.documentElement.clientHeight;
100	
101	oDiv.style.top=top+height-oDiv.offsetHeight+'px';
102}
103
104function repositionFixed()
105{
106	var oDiv=document.getElementById('miaov_float_layer');
107	var width=document.documentElement.clientWidth;
108	var height=document.documentElement.clientHeight;
109
110	oDiv.style.top=height-oDiv.offsetHeight+'px';
111}