function initEcAd() {
	document.all.LeftLayer.style.visibility = 'visible';
	document.all.RightLayer.style.visibility = 'visible';
	document.all.QQLayer.style.visibility = 'visible';
	MoveLeftLayer('LeftLayer');
	MoveRightLayer('RightLayer');
	MoveQQLayer('QQLayer');
}
function MoveLeftLayer(layerName) {
	var x = 5;
	var y = 100;// 左侧广告距离页首高度
	var diff = (document.body.scrollTop + y - document.all.LeftLayer.style.posTop)*.40;
	var y = document.body.scrollTop + y - diff;
	eval("document.all." + layerName + ".style.posTop = parseInt(y)");
	eval("document.all." + layerName + ".style.posLeft = x");
	setTimeout("MoveLeftLayer('LeftLayer');", 20);
}
function MoveRightLayer(layerName) {
	var x = 5;
	var y = 100;// 右侧广告距离页首高度
	var diff = (document.body.scrollTop + y - document.all.RightLayer.style.posTop)*.40;
	var y = document.body.scrollTop + y - diff;
	eval("document.all." + layerName + ".style.posTop = y");
	eval("document.all." + layerName + ".style.posRight = x");
	setTimeout("MoveRightLayer('RightLayer');", 20);
}
function MoveQQLayer(layerName) {
	var x = 5;
	var y = 410;// 右侧广告距离页首高度
	var diff = (document.body.scrollTop + y - document.all.QQLayer.style.posTop)*.40;
	var y = document.body.scrollTop + y - diff;
	eval("document.all." + layerName + ".style.posTop = y");
	eval("document.all." + layerName + ".style.posRight = x");
	setTimeout("MoveQQLayer('QQLayer');", 20);
}
function CloseDl()
{
	document.getElementById("LeftLayer").style.display='none';
	document.getElementById("RightLayer").style.display='none';
	//document.getElementById("QQLayer").style.display='none';
	SetCookie ("DlIsShow", "1");
}
function DispalyDl()
{
	if (getCookie('DlIsShow')=="1") 
	{
		document.getElementById("LeftLayer").style.display='none';
		document.getElementById("RightLayer").style.display='none';
		//document.getElementById("QQLayer").style.display='none';
	}
}

function SetCookie(name,value)//两个参数，一个是cookie的名子，一个是值
{
    var exp  = new Date();    //new Date("December 31, 9998");
    exp.setTime(exp.getTime() + 60*60*1000);//60分钟过期
    document.cookie = name + "="+ escape (value) + ";expires=" + exp.toGMTString();
}
function getCookie(name)//取cookies函数        
{
    var arr = document.cookie.match(new RegExp("(^| )"+name+"=([^;]*)(;|$)"));
    if(arr != null) return unescape(arr[2]); return null;

}

function delCookie(name)//删除cookie
{
    var exp = new Date();
    exp.setTime(exp.getTime() - 1);
    var cval=getCookie(name);
    if(cval!=null) document.cookie= name + "="+cval+";expires="+exp.toGMTString();
}

var AdImg="images/duilian/2010new.jpg";
var AdUrl="http://www.xzphoto.com/News_List.asp?tag=Syxl";
document.write("<div id='LeftLayer' style='position:absolute;visibility:hidden;z-index:1;cursor:pointer;'><span style='color:#fff;cursor:pointer;' onclick='CloseDl();'>关闭</span><br><span onclick='window.open(\""+AdUrl+"\");'><img src='"+AdImg+"' border='0'></span></div>");
document.write("<div id='RightLayer' style='position: absolute;visibility:hidden;z-index:1;cursor:pointer;'><span style='color:#fff;cursor:pointer;' onclick='CloseDl();'>关闭</span><br><span onclick='window.open(\""+AdUrl+"\");'><img src='"+AdImg+"' border='0'></span></div>");
document.write("<div id='QQLayer' style='position: absolute;visibility:hidden;z-index:2;width:100px; height:70px; padding: 5px; line-height:20px; text-align:center;cursor:pointer;'><span onclick='window.open(\"tencent://message/?uin=164662825&Site=xzphoto.com&Menu=yes\");'><img src='http://wpa.qq.com/pa?p=1:164662825:6' border='0' alt='小张QQ164662825'><br><font color='#ffffff'>藏地向导－小张</font></span></div>");
DispalyDl();
initEcAd()
//delCookie("DlIsShow")