sysinfo.share = '/share/';
function load_nav(s)
{
	var onav=$('#nav a');
	var curPage=s;
	$('#nav a').each(function(){
		var t=$(this);
		if(curPage==t.attr('t'))
		{
			t.addClass('hover');
		}
	});
}
//获取页面可见区域宽度、高度（不包含边框）
function fnGetDocumentClient()
{
    return {width:top.document.documentElement.clientWidth||top.document.body.clientWidth,height:top.document.documentElement.clientHeight||top.document.body.clientHeight}
}
//获取页面正文区域宽度、高度
function fnGetDocumentScroll()
{
    return {width:top.document.documentElement.scrollWidth||top.document.body.scrollWidth,height:top.document.documentElement.scrollHeight||top.document.body.scrollHeight}
}
(function(){
	y=window._={
		onload:function(b){var c=window.onload;window.onload=typeof window.onload!="function"?b:function(){c();b()}},
		scroll:function(o)
		{
			o=o||document.documentElement;
			return {w:o.scrollWidth,h:o.scrollHeight}
		},
		client:function(o)
		{
			o=o||document.documentElement;
			return {w:o.clientWidth,h:o.clientHeight}
		},
		init:function(e,b,d){b=b||{};d=d||{};for(var c in d)e[c]=b[c]||b[c]==0?b[c]:d[c]}
	};
})()
String.prototype.trim = function() { return this.replace(/(^\s*)|(\s*$)/g, "") };
String.prototype.format1 = function() { for (var a = arguments.length, b = this; a; ) b = b.replace(RegExp("\\{" + --a + "\\}", "g"), arguments[a]); return b };
String.prototype.format = function() { var args = arguments; return this.replace(/\{(\d+)\}/g, function(m, i) { return args[i]; }); };
String.prototype.trimStart = function(a) { a || (a = "\\s+"); return this.replace(RegExp("^(" + a + ")+", "g"), "") };
String.prototype.trimEnd = function(a) { a || (a = "\\s+"); return this.replace(RegExp("(" + a + ")+$", "g"), "") };
var floatFrame=function(pJso)
{
	_.init(this,pJso,{
			src:"",//框架路径
			param:"",//参数
			width:0,//框架宽度
			height:0,//框架高度
			title:'提示信息',
			fnClose:this.hide//关闭时触发的函数
			});
	this.fullDiv=top.document.getElementById("cFunllDiv")||top.document.createElement("div");
	this.frameDiv=top.document.getElementById("cFrameDiv")||top.document.createElement("div");
	this.frame=null;
	this.frameName='cFrame';
	this.set();
}
floatFrame.prototype=
{
	set:function(){
	    this.frame=top.frames[this.frameName];
		if(!this.frame)
		{
		    this.fullDiv.style.cssText="position:absolute;top:0px;left:0px;display:none;background-color:#000;filter:alpha(opacity=10);-moz-opacity:0.1;opacity: 0.1;";
		    this.frameDiv.style.cssText="position:absolute;display:none;background-color:#fff;z-index:10000";
		    this.frameDiv.innerHTML=
			'<div id="div_cFrame" style="">'
				+'<div style="border:#cad9e6 10px solid; border-top:0px;">'
					+'<div id="float01-title" style="overflow:hidden; height:25px; background-color:#cad9e6; color:#003;">'
					+'</div>'
					+'<div style="padding:5px;">'
						+''
					+'</div>'
				+'</div>'
			+'<div>';
			this.fullDiv.setAttribute("id","cFunllDiv");
			top.document.body.appendChild(this.fullDiv);
			this.frameDiv.setAttribute("id","cFrameDiv");
			top.document.body.appendChild(this.frameDiv);
		    this.frame=top.frames[this.frameName];
		}
	},
	hide:function()
	{
		this.fullDiv.style.display="none";
		this.frameDiv.style.display="none";
		top.document.getElementById(this.frameName).src="";
	},
	show:function()
	{
		top.document.getElementById('float01-title').innerHTML=
			'<div height="30" id="title-tab" style="padding:5px">'+
				'<div style="float:right; width:100px; text-align:right"><span style="color:#333; text-align:right"></span><a href="javascript:void(0)" id="cClose" title=""><img src="'+sysinfo.share+'js/close.gif"></a></div>'+
				'<div style="float:left"><span style="font-weight:bold;" id="floatTitle">'+this.title+'</span></div>'+
			'</div>';
		top.document.getElementById("cClose").onclick=function(o){return function(){o.fnClose()}}(this);
		var iClientWidth=fnGetDocumentClient().width;
		var iClientHeight=fnGetDocumentClient().height;
		var iScrollWidth=fnGetDocumentScroll().width;
		var iScrollHeight=fnGetDocumentScroll().height;
		var iFullDivWidth=iScrollWidth;
		var iFullDivHeight=iScrollHeight>iClientHeight?iScrollHeight:iClientHeight
		with(this.fullDiv.style)
		{
			width=iFullDivWidth+"px"
			height=iFullDivHeight+"px";
			display="";
		}
		var iTop=(iClientHeight-this.height)*(1-0.818);
		var iLeft=(iClientWidth-this.width)*0.5;
		iTop=iTop>0?iTop:0;
		iLeft=iLeft>0?iLeft:0;
		var f=top.document.getElementById(this.frameName);
		var ttt=this;
		top.document.onkeydown=document.onkeydown=function(e)
		{
		    e=e||top.event||event;
		    if(e.keyCode==27)
	            ttt.hide();		}
		if(this.frameDiv["attachEvent"])//ie
		{
		    f.onreadystatechange=function()
		    {
		        if(f.readyState === "complete")
	            {
	                ttt.frame.document.onkeydown=function()
	                {
	                    if(ttt.frame.event.keyCode==27)
	                        ttt.hide();
	                }
	            }
		    }
		}
		else
		{
		    f.onload=function()
		    {
                ttt.frame.document.onkeydown=function(e)
                {
                    if(e.keyCode==27)
                        ttt.hide();
                }
		    }
		}
		f.src=this.src+"?"+this.param;
		/*f.width=this.width+"px";
		f.height=this.height+"px";
		*/
		with(this.frameDiv.style)
		{
			display="block";
		}
	}
}
var FloatFrame=function(){};
FloatFrame.autoLocal=function()
{
	var cFrame=top.document.getElementById('cFrame');
	var cFloatDiv=top.document.getElementById('cFrameDiv');
	var div_cFrame=top.document.getElementById('div_cFrame');
	cFrame.style.width="1px";
	cFrame.style.heght="1px";
	var cur=_.scroll();
	with(cFrame.style)
	{
		width=cur.w+'px';
		height=cur.h+'px';
	}
	var cli=_.client(top.document.documentElement);
	var iTop=(cli.h-cur.h)/2+(top.document.documentElement.scrollTop||top.document.body.scrollTop);
	var iLeft=(cli.w-cur.w)/2;
	iTop=iTop>0?iTop:0;
	iLeft=iLeft>0?iLeft:0;
	with(cFloatDiv.style)
	{
		top=iTop+"px";
		left=iLeft+"px";
	}
	var cur=_.scroll();
	with(cFrame.style)
	{
		width=cur.w+'px';
		height=cur.h+'px';
	}
	with(div_cFrame.style)
	{
		width=(cur.w+30)+'px';
	}
};
var off;
$(function(){
	off=new floatFrame({title:'',src:''});});
function alertFloat(url)
{
	off.src=url;
	off.show();
}
//function alertUserLogin()
//{
//	alertFloat('user_login.asp');
//}
//function alertUserReg()
//{
//	alertFloat('user_reg.asp');
//}
//function alertFeedBack(id)
//{
//	off.src='ajax/feedback.asp';
//	off.param='id='+id;
//	off.show();
//}
//function userExit()
//{
//	$.ajax({
//		url:'ajax/user_exit.asp',
//		type:'get',
//		success:function(data){load_webbar();}
//	});
//}
function userLogin() {
    off.src = sysinfo.link + 'user/login/';
    off.param = ''
    off.show();
}
function userExit() {
    $.ajax(
    {
        url: sysinfo.link + 'user/cart/?action=userExit',
        type: 'get',
        success: function (data) {
            load_webbar();
        }
    }
    );}
function userReg() {
    off.src = sysinfo.link + 'user/register/';
    off.param = ''
    off.show();
}
function cartAdd(proID) {
	off.src=sysinfo.link+'user/cart/';
	off.param = 'action=add&proID=' + proID
	off.show();
}
function cartLoadEdit() {
    $('input[t=num]').change(
    function () {
        var val = $(this).val();
        var cartID = $(this).attr('tid');
        off.src = sysinfo.link + 'user/cart/';
        off.param = 'action=edit&cartID=' + cartID + '&num=' + val
        off.show();
    }
    );
}
function cartDel(cartID) {
    if (!confirm('确认删除？')) {
        return false;
    }
    location.href = sysinfo.link + 'user/cart/?action=delete&cartID=' + cartID;
    return true;
}
//询盘
function userEnquiry(proID,proName) {
    off.src = sysinfo.link + 'user/enquiry/';
    off.param = 'proID=' + proID + '&proName=' +encodeURIComponent(proName)
    off.show();
}
//结算
function cartOrder()
{
    off.src = sysinfo.link + 'user/cart/';
    off.param = 'action=cartOrder'
    off.show();
}
//function getCartCount()
//{
//	$.ajax({url:'ajax/get_cartcount.asp',type:'get',success:function(data){$('#cartCount').html(data);}});
//}
function load_webbar(id) {
    $.ajax(
    {
        url: sysinfo.link + 'ajax/bar/',
        type: 'get',
        success: function (data) { $('#pagebar').html(data); }    }
    );
}
function countdown(sec_i,lastEvent,objName)
{
	function run()
	{
		sec_i--;
		if(sec_i<1){
			if(lastEvent()!='noclose')
			{
				top.off.hide();
			}
		}else{
			document.getElementById(objName).innerHTML=sec_i;
			setTimeout(run,1000);
		}
	}
	setTimeout(run,1000);
}
function piczoom()
{
	 $(function(){
	  //$("img.jqzoom").jqueryzoom();
	  $("img.jqzoom").jqueryzoom({
	  xzoom: 300,		//zooming div default width(default width value is 200)
	  yzoom: 300,		//zooming div default width(default height value is 200)
	  offset: 40,		//zooming div default offset(default offset value is 10)
	  position: "right"  //zooming div position(default position value is "right")
	  });
	  });
}
//function ajax_action(jso)
//{
//	var ptext='ptext';
////	if(jso.flushName)
//	{
//		ptext=jso.flushName;
//	}
////	var t=$(this);
//	jso.param.r=Math.random();
//	$.ajax({
//		url:jso.url,
//		type:jso.type,
//		data:jso.param,
//		success:function(data){
//			$('#'+ptext).html(data);
//		},
//		error:function(data){
//			alert('error:'+data.responseText);
//		}
//	});
//}
//function loadevent(jso)
//{
//	if(typeof(jso.click)=="undefined")
//		click='click';
//	else
//		click=jso.click;
////	$('a[t='+jso.param.actionAjax+'],input[t='+jso.param.actionAjax+']')[click](function(){
//		var t=$(this);
////		if(typeof(jso.event)!='undefined')
//		{
//			if(!jso.event(jso,t))//执行验证
//			{
//				return;//			}
//		}
////		var url=jso.url;
////		jso.param.id=t.attr('tid');
////		ajax_action({url:url,type:jso.type,param:jso.param,flushName:jso.flushName});
//	});
//}
//function loadclick_cartdel(jso)
//{
//	loadevent({url:jso.url,type:'post',param:{actionAjax:'del'},event:function(){return confirm('确定删除？\n删除后不可恢复。')}});
//}
//function loadchange_cartnum(jso)
//{
//	loadevent({url:jso.url,click:'change',type:'post',param:{actionAjax:'num'},event:function(j,o){
//		var v=o.val().trim();
//		if(v.length==0 || isNaN(v))
//		{
//			alert('排序值必须是数字或小数');
//			return false;
//		}
//		j.param['num']=v;
//		return true;
//	}});
//}
//----------------------------------------
/*(function(){
	y=window._={
		get:function(b,c){c=c||document;if(typeof b==="string")b=c.getElementById(b);return b},
		init:function(e,b,d){b=b||{};d=d||{};for(var c in d)e[c]=b[c]||b[c]==0?b[c]:d[c]},
		scroll:function(o)
		{
			o=o||document.documentElement;
			return {w:o.scrollWidth,h:o.scrollHeight}
		},
		client:function(o)
		{
			o=o||document.documentElement;
			return {w:o.clientWidth,h:o.clientHeight}
		}
	};
})();
*/
//swf ppt
function loadswfppt(jso) {
    var simg = '';
    var stext = '';
    var slink = '';
    var focus_width = jso.width;
    var focus_height = jso.height;
    var text_height = jso.text_height;
    var swf_height = focus_height + text_height;
    for (var i in jso.pic) {
        simg += jso.pic[i].img + '|';
        stext += jso.pic[i].text + '|';
        slink += jso.pic[i].link + '|';
    }
    simg = simg.trimEnd('[|]');
    stext = stext.trimEnd('[|]');
    slink = slink.trimEnd('[|]');
    var swfparam = 'pics=' + simg + '&links=' + slink + '&texts=' + stext + '&borderwidth=' + focus_width + '&borderheight=' + focus_height + '&textheight=' + text_height;
    document.write('');
}
/*浮动功能*/
var Class = {
	create: function() {
		return function() { this.initialize.apply(this, arguments); }
	}
}
var Extend = function(destination, source) {
	for (var property in source) {
		destination[property] = source[property];
	}
}
//获取页面被卷去部分的宽度、高度
function fnGetDocumentScrollPos()
{
    return {x:top.document.documentElement.scrollLeft||top.document.body.scrollLeft,y:top.document.documentElement.scrollTop||top.document.body.scrollTop}
}
//类开始
var FloatDivMove=Class.create();
FloatDivMove.prototype=
{
	initialize:function(options)
	{
		this.b=true;//hidden()  方法所用
		this.setOptions(options)
		this.width=this.options.width;
		this.height=this.options.height;
		//this.rightX=this.options.rightX;
		this.topY=this.options.topY;
		this.content=this.options.content;
		this.speed=this.options.speed;
		this.inSpeed=this.options.inSpeed;
		this.slowSpeed=this.options.slowSpeed;
		this.moveID=this.options.moveID;//'cFloatDivMove';
		this.falign=this.options.falign;
		this.div=top.document.getElementById(this.moveID)||top.document.createElement("div");
		this.set();
	},
	//设置默认属性
	setOptions: function(options)	{
		this.options = {
			width:0,//宽度
			height:0,//高度
			//rightX:50,//距离右边的距离
			topY:180,//距离上边的距离
			content:"",//div里面的内容
			//以下参数一般采用默认
			speed:1,//速度
			slowSpeed:80,//放慢的速度
			inSpeed:15,//内部速度用于被除数
			moveID:'cFloatDivMove',
			falign:'left'
		};
		Extend(this.options, options || {});
	},
	set:function()
	{
		with(this.div.style)
		{
			position="absolute";
			display="none"
			zIndex="10000";
		}
	},
	move:function()
	{
		if(!this.b) return;
		var startY,endY,speed;
		startY=parseInt(this.div.style.top);
		endY=fnGetDocumentScrollPos().y+this.topY;
		if(startY!=endY)
		{
			var i=Math.ceil(Math.abs(endY-startY)/this.inSpeed );
			this.div.style.top=startY+((endY<startY)?-i:i)+"px";
			speed=this.speed;
		}
		else
			speed=this.slowSpeed;
		setTimeout(function(o){return function(){o.move()}}(this), speed);
	},
	hidden:function()
	{
		this.b=false;
		this.div.style.display="none";
	},
	show:function()
	{
		var floatDiv=top.document.getElementById(this.moveID);
		if(!floatDiv)
		{
			this.div.setAttribute("id",this.moveID)
			top.document.body.appendChild(this.div);
		}
		this.div.innerHTML=this.content;
		with(this.div.style)
		{
			width=this.width+"px";
			height=this.height+"px";
			//right=this.rightX+"px";
			eval(this.falign+'="0px"');
			top=this.topY+"px";
			display="block";
		}
		this.b=true;
		this.move();
	}
}
/*end 浮动功能*/
function navFixed(){
    var o = $('*[t=nav-fixed]');
    if (o.length == 0) {
        return;
    }
    var fixed_height=o.offset().top;
    $(window).scroll(function() {
        if($(window).scrollTop()==0){
            $('body').css({'padding-top':'0px'})
            o.removeClass("nav-fixed");
            return;
        }
		if($(window).scrollTop() >= fixed_height){
            $('body').css({'padding-top':$('*[t=nav-fixed]').height()+'px'})
			o.addClass("nav-fixed");		}else{
            $('body').css({'padding-top':'0px'})
			o.removeClass("nav-fixed");		}
	})
}
function toTop(){
	$(window).scroll(function() {		if($(window).scrollTop() >= 500){
			$('.totop').fadeIn(300);		}else{			$('.totop').fadeOut(300);
		}	});
	$('.totop').click(function(){
	  $('html,body').animate({scrollTop: '0px'}, 500);
	});
}
/*导航样式跟随*/
function loadNavStyle(){
	var navid=sysinfo.navid || '';
	$('*[navid='+navid+']').addClass('active');
}
/*左右滚动自动化*/
/*
function initGD() {
    var o = $('*[t=gd]');
    if (!o)
        return;
    var s = (o.attr('gdval') || '');
    var v = s.split(',')
    var main_id = v[0] || 'gd_main';
    var next_id = v[1] || 'gd_next';
    var prev_id = v[2] || 'gd_prev';
    var pm_val = v[3] || 10;
    var child_tagname = v[4] || 'li';
    var auto_val = v[5] || true;
    o.imageScroller({
        next: next_id,
        prev: prev_id,
        frame: main_id,
        pm: pm_val,
        child: child_tagname,
        auto: auto_val
    });
}
*/
function initGDZ() {
    var o = $('*[t=gdz]');
    if (!o)
        return;
    o.each(function (index) {
        var item = $('*[t=gdz]').eq(index);
        var s = (item.attr('gdzval') || '');
        var v = s.split(',')
        var main_id = v[0] || 'gdz_main';
        var next_id = v[1] || 'gdz_next';
        var prev_id = v[2] || 'gdz_prev';
        var pm_val = v[3] || 5;
        var child_tagname = v[4] || 'li';
        var auto_val = v[5] || true;
        item.imageScrollerl({
            next: next_id,
            prev: prev_id,
            frame: main_id,
            pm: pm_val,
            child: child_tagname,
            auto: auto_val
        });
    });
}
function initGD() {
    var o = $('*[t=gd]');
    if (!o)
        return;
    o.each(function (index) {
        var item = $('*[t=gd]').eq(index);
        var s = (item.attr('gdval') || '');
        var v = s.split(',')
        var main_id = v[0] || 'gd_main';
        var next_id = v[1] || 'gd_next';
        var prev_id = v[2] || 'gd_prev';
        var pm_val = v[3] || 10;
        var child_tagname = v[4] || 'li';
        var auto_val = v[5] || true;
        item.imageScroller({
            next: next_id,
            prev: prev_id,
            frame: main_id,
            pm: pm_val,
            child: child_tagname,
            auto: auto_val
        });
    });
}
$(function(){
    navFixed();
    $('*[t=clearimg]').each(function(i,item){
        $(item).html($(item).html().replace(/<img\/?[^>]*>/g,''));
    })
	toTop();
	loadNavStyle();
	initGD();
});
//首图轮播Start
$(function(){
//	var remote_ip_info = Object;
//首屏大图轮播
    var picnum=0;
    var picnums=$(".indexFocusConPic ul li").length
    picnum=picnums-1
    var isin=0;
    var timerScroll;
    var clicknum=0;
    autoChange();
    startScroll();
    var callback1
    var result1=1
    callback1=function(obj){
        result1=1
    }
    $(".indexFocusConUp").click(function(){
        if(result1==1){
            result1=0
            clearScroll();
            picnum--;
            if(picnum==-1){picnum=picnums-1}
            $(".indexFocusConPic ul li").each(function(){$(this).css('position', 'relative').fadeOut("slow")})
            $(".indexFocusConPic ul li").eq(picnum).css('position', 'relative').fadeIn("slow",callback1);
            startScroll();
        }
    })
    $(".indexFocusConDown").click(function(){
        if(result1==1){
            result1=0
            clearScroll();
            picnum++;
            if(picnum==picnums){picnum=0}
            $(".indexFocusConPic ul li").each(function(){$(this).css('position', 'relative').fadeOut("slow")})
            $(".indexFocusConPic ul li").eq(picnum).css('position', 'relative').fadeIn("slow",callback1);
            startScroll();
        }
    })
    function startScroll(){
        timerScroll = setInterval(autoChange,5000);
    }
    function autoChange(){//背景图播放函数
        picnum++;
        if(picnum==picnums){picnum=0}
        $(".indexFocusConPic ul li").each(function(){$(this).css('position', 'relative').fadeOut("slow")})
        $(".indexFocusConPic ul li").eq(picnum).css('position', 'relative').fadeIn("slow");
        //$(".indexFocusPic ul li").eq(picnum).animate({opacity:1},500).css({flter:"Alpha(Opacity=100)"});
    }
    function clearScroll(){
        clearInterval(timerScroll);
    }
    $(".indexFocusConPic   img").each(function(){
        if($(this).attr("url")!=""){
            $(this).css("cursor","pointer");
        }
    })
});
//首图轮播end
/*banner图片切换*/
var timer = null;
var offset = 2500;
var index = -1;
//大图交替轮换
function slideImage(i){
    var id = 'image_'+ target[i];
    $('#'+ id)
        .animate({opacity: 1}, 800, function(){
            $(this).find('.word').animate({height: 'show'}, 'slow');
        }).show()
        .siblings(':visible')
        .find('.word').animate({height: 'hide'},'fast',function(){
            $(this).parent().animate({opacity: 0}, 800).hide();
        });
}
//bind thumb a
function hookThumb(){    $('#thumbs li a')
        .bind('click', function(){
            if (timer) {
                clearTimeout(timer);
            }            var id = this.id;            index = getIndex(id.substr(6));
            rechange(index);
            slideImage(index);            timer = window.setTimeout(auto, offset);            this.blur();            return false;
        });
}
//bind next/prev img
function hookBtn(){
    $('#thumbs li img').filter('#play_prev,#play_next')
        .bind('click', function(){
            if (timer){
                clearTimeout(timer);
            }
            var id = this.id;
            if (id == 'play_prev') {
                index--;
                if (index < 0) index = 3;
            }else{
                index++;
                if (index > 3) index = 0;
            }
            rechange(index);
            slideImage(index);
            timer = window.setTimeout(auto, offset);
        });
}
//get index
function getIndex(v){
    for(var i=0; i < target.length; i++){
        if (target[i] == v) return i;
    }
}
function rechange(loop){
    var id = 'thumb_'+ target[loop];
    $('#thumbs li a.current').removeClass('current');
    $('#'+ id).addClass('current');
}
function auto(){
    index++;
    if (index > 3){
        index = 0;
    }
    rechange(index);
    slideImage(index);
    timer = window.setTimeout(auto, offset);
}
$(function(){ try{
    //change opacity
    $('div.word').css({opacity: 0.85});
    auto();    hookThumb();    hookBtn();
 }catch(e){}
});
/*图片纵向滚动 可点击左右滚动*/
jQuery.fn.imageScrollerl = function(params){
 var p = params || {
  next:"buttonNext",
  prev:"buttonPrev",
  frame:"viewerFramel",
  height:100,
  pm:10,
  child:"a",
  auto:true
 }; var _btnNext = $("#"+ p.next);
 var _btnPrev = $("#"+ p.prev);
 var _imgFrame = $("#"+ p.frame);
 var _height = p.height;
 var _child = p.child;
 var _auto = p.auto;
 var _itv;
 _height=_imgFrame.find(_child+":first").height()+p.pm;
 var turnTop = function(){
  _btnPrev.unbind("click",turnTop);
  if(_auto) autoStop();
  _imgFrame.animate( {marginTop:-_height}, 'slow', '', function(){
   _imgFrame.find(_child+":first").appendTo( _imgFrame );
   _imgFrame.css("marginTop",0);
   _btnPrev.bind("click",turnTop);
   if(_auto) autoPlay();
  });
 };
 var turnDown = function(){
  _btnNext.unbind("click",turnDown);
  if(_auto) autoStop();
  _imgFrame.find(_child+":last").clone().show().prependTo( _imgFrame );
  _imgFrame.css("marginTop",-_height);
  _imgFrame.animate( {marginTop:0}, 'slow' ,'', function(){
   _imgFrame.find(_child+":last").remove();
   _btnNext.bind("click",turnDown);
   if(_auto) autoPlay();  });
 };
 _btnNext.css("cursor","pointer").click( turnDown );
 _btnPrev.css("cursor","pointer").click( turnTop );
 var autoPlay = function(){
   _itv = window.setInterval(turnTop, 5000);
 };
 var autoStop = function(){
  window.clearInterval(_itv);
 };
 if(_auto) autoPlay();
};