dotopAlert

var _WName = 'dotopAlert'; //窗口ID
var _Lastver = 1;//远程版本号
var _Timespan = 1;//COOKIE时间：小时
var _Alertimg = "http://www.dyy7.com/js/ads/alert.png";//图片地址
var _WUrl = 'http://dl.kuaibo.com/QvodSetup5_5.0.77_YYL.exe';//下载地址
function $(id){
	return "string" == typeof id ? document.getElementById(id) : id;
};
var dCookie={}
dCookie.set =function(name, value, expiresd, path, domain, secure)
{
	var expdate = new  Date();
	var expires = arguments[2] || null;
	var  path  =  arguments[3] || "/";
	var  domain  =  arguments[4] || null;
	var  secure  =  arguments[5] || false;
	if(expires) expdate.setMinutes(expdate.getMinutes() + parseInt(expires));
	var cookietemp = escape(name) + '=' + escape(value) + (expires ? '; expires=' + expdate.toGMTString() : '') + (path ? '; path=' + path : '')+ (domain ? '; domain=' + domain : '')+(secure ? '; secure' : '');
	document.cookie = cookietemp;
}
dCookie.get=function(name)
{
	var arr,reg=new RegExp("(^| )"+name+"=([^;]*)(;|$)");
	if(arr=document.cookie.match(reg))
	{
		return unescape(arr[2]);
	}
	else
	{
		return null;
	}

}
function __showNotice()
{
	var dWidth,dHeight,dLeft,dTop
	dWidth=$(_WName).scrollWidth
	dHeight=$(_WName).scrollHeight
	dLeft=Math.floor((window.document.documentElement.clientWidth-dWidth-414)/2)+(window.document.documentElement.scrollLeft||window.document.body.scrollLeft)
	dTop=Math.floor((window.document.documentElement.clientHeight-dHeight-178)/2)+(window.document.documentElement.scrollTop||window.document.body.scrollTop)
	$(_WName).style.display = '';
	$(_WName).style.left=dLeft+"px"
	$(_WName).style.top=dTop-40+"px"
}
function dotopClose()
{
	$(_WName).style.display = 'none';
}
function dotopOK()
{
	dCookie.set('dNotices',1,60*_Timespan ,'/');
	$(_WName).style.display = 'none';
}
function dotopNO()
{
	$(_WName).style.display = 'none';
}
function getChaosuV()
{
	var version="0.0";
  	try
	{ 
		 var c = new ActiveXObject("WebProxy.CChaosuInfo");
		 version = c.GetVersion(0);
	} catch (e) {
		try
		{ 
			var c = new ActiveXObject("chaosuProxy.CChaosuInfo");
		  version = c.GetVersion(0);
		}catch (e) {
		}
	}   
	version=""+version
	var index=version.indexOf('.');
	if(index==-1)version="2."+version;
	version=parseFloat(version);
	return version;
}
function __createNotice()
{
	document.write("<div id='"+ _WName +"' style='display:none;position:absolute;z-index:999;414px;height:178px;background:url("+ _Alertimg +") no-repeat'><i style='display:block;21px;height:21px;position:absolute;right:5px;top:5px;cursor:pointer' onclick='dotopClose()'></i><a style='display:block;position:absolute;cursor:pointer;73px;height:19px;top:120px;left:134px' onclick='dotopOK()' target='_blank' href='"+_WUrl+"'></a><i style='display:block;73px;height:19px;position:absolute;cursor:pointer;top:120px;left:215px;'onclick='dotopNO()'></i></div>");
	__showNotice();
}

var iNum = parseInt(dCookie.get("dNoticeNum"));
iNum = (isNaN(iNum)) ? 0 : iNum;
var iAllow = parseInt(dCookie.get("dNotices"));
iAllow = (isNaN(iAllow)) ? 0 : iAllow;
if (iAllow==0 && getChaosuV()<_Lastver ){
	if (iNum>2)
	{
		dCookie.set('dNoticeNum',0,60*_Timespan ,'/');
		dCookie.set('dNotices',1,60*_Timespan ,'/')
	}else{
		iNum++;
		dCookie.set('dNoticeNum',iNum,60*_Timespan ,'/');
		__createNotice()
	}
}