// javascript document



$(document).ready(function() {
	new wow().init();
	
	
	
	//导航
	new nav('.nav','.nav-btn')
	
	
	layui.use('layer', function(){
  	var layer = layui.layer;
  		//相册弹层
		layer.photos({
			photos: '#layer-photos'
			,anim: 5 //0-6的选择，指定弹出图片动画类型，默认随机（请注意，3.0之前的版本用shift参数）
			,shade: .85
		});
		
		var vid = 0;
		$('.video-btn').each(function(index,el){
			$(this).attr('data-num',index);
		})
		
		
		$('.video-btn').click(function(e){
			vid = $(this).attr('data-num');
			var flag = false;
			var type = ["mp4"];
			var tit = $(this).attr('data-title')?$(this).attr('data-title'):'';
			var index = $(this).attr('data-video').lastindexof(".");
			 var ext = $(this).attr('data-video').substr(index+1);
			 //循环比较
			 for(var i=0;i<type.length;i++)
			 {
			 if(ext == type[i])
			 {
			  flag = true; //一旦找到合适的，立即退出循环
			  break;
			 }
			 }
			
			if(flag){
				layer.open({
				 type: 1,
				 title: false,
				 shade: 0.7,
				 anim: 5,
				 isoutanim:false,
				 skin:'video-show',
				 content: '<video loop="" controls=""  src="'+$(this).attr('data-video')+'" id="video">当前浏览器不支持 video直接播放</video>',
				 
				});
			var video = document.getelementbyid("video");
			video.play();
			
			
			
			}else{
				layer.open({
				 type: 2,
				 title: false,
				 shade: 0.7,
				 anim: 5,
				 isoutanim:false,
				 skin:'video-show',
				 content: $(this).attr('data-video'),
				 
				});
				
			}
			//创建按钮名称
			$('.video-show .layui-layer-content').append('<i class="iconfont video-switch-btn video-prev icon-prev-btn" onselectstart="return false;"></i><i class="iconfont video-switch-btn video-next icon-next-btn" onselectstart="return false;"></i><div class="video-tit" onselectstart="return false;"><span>'+tit+'</span></div>');
			vidbtn('.video-prev','.video-next',vid,0,$('.video-btn').length);
		});
		
		
		
		
		//视频切换
		$('body').on('click','.video-switch-btn',function(){
			if($(this).hasclass('video-prev')){
			vid--;
			}else if($(this).hasclass('video-next')){
			vid++;
			}
			
			$(this).parent().find('video').attr('src',$("[data-num='"+vid+"']").attr('data-video'));
			$(this).parent().find('.video-tit span').html($("[data-num='"+vid+"']").attr('data-title')?$("[data-num='"+vid+"']").attr('data-title'):'');
			var video = document.getelementbyid("video");
			video.play();
			vidbtn('.video-prev','.video-next',vid,0,$('.video-btn').length);
		})
		

	


	//鼠标经过动画
	$('.e-anim').hover(function(){
	    $(this).addclass('anim-on').removeclass('anim-off');
	},function(){
	    $(this).addclass('anim-off').removeclass('anim-on');
	});
	
	
	//鼠标经过显示隐藏动画
	$('.e-anim-switch').hover(function(){
		animon(this);
	},function(){
		animoff(this);
		
	});
	
	
	//语言
	$('.lang dl').click(function(){
		if(phoneis()){
			$(this).toggleclass('on');
			animswitch(this);
		}
	});
	$('.lang dl').hover(function(){
		if(!phoneis()){
			$(this).addclass('on');
			animon(this);
		}
	},function(){
		if(!phoneis()){
			$(this).removeclass('on');
			animoff(this);
		}
	});
	
	
	

	
	//实用简易切换普通
	$('.tabs-box-ord').each(function(){
		$(this).find('.hd-ord>*').eq(0).addclass('on');
		$(this).find('.bd-ord>*').eq(0).show().siblings().hide();
		$(this).find('.bdl-ord>*').eq(0).show().siblings().hide();
	})
	$('.tabs-box-ord .hd-ord>*').on('click',function(e){
			$(this).addclass('on').siblings().removeclass('on');
			$(this).parents('.tabs-box-ord').find('.bd-ord>*').eq($(this).index()).show().siblings().hide();
			$(this).parents('.tabs-box-ord').find('.bdl-ord>*').eq($(this).index()).show().siblings().hide();
			
	})


	//返回顶部
	$('.totop').click(function(){
		$('html,body').animate({scrolltop:0}, document.body.scrollheight/10);
	})

});
	

//浏览器版本提示
mybrowser();
var tips ="<div style=' position: relative; z-index: 999999; text-align: center; width: 100%; line-height: 30px; background: #ffee99; color: #ff0000; border-bottom: solid 1px #ff0000;'>您当前的浏览器版本过低，网站部分功能将无法正常显示，请更新您的浏览器。</div>";
if (mybrowser() == "ff") {
    
}
if (mybrowser() == "opera") {
   
}
if (mybrowser() == "safari") {
    
}
if (mybrowser() == "ie55") {
    $("body").prepend(tips);
}
if (mybrowser() == "ie6") {
    $("body").prepend(tips);
}
if (mybrowser() == "ie7") {
    $("body").prepend(tips);
}
if (mybrowser() == "ie8") {
    $("body").prepend(tips);
}
});




$(window).scroll(function() {
	
});
var sizetimer = null;

$(window).resize(function() {
	cleartimeout(sizetimer);
	sizetimer = settimeout(function(){
	},400);
});

$(window).load(function() {
	
});


//网站类型
function phoneis() {
	if($('.nav-box .container').outerwidth()<960){
	return true
	}else{
	return false;
	}
}


//浏览器版本判断
	function mybrowser(){
    var useragent = navigator.useragent; //取得浏览器的useragent字符串
    var isopera = useragent.indexof("opera") > -1; //判断是否opera浏览器
    var isie = useragent.indexof("compatible") > -1 && useragent.indexof("msie") > -1 && !isopera; //判断是否ie浏览器
    var isff = useragent.indexof("firefox") > -1; //判断是否firefox浏览器
    var issafari = useragent.indexof("safari") > -1; //判断是否safari浏览器
    if (isie) {
        var ie5 = ie55 = ie6 = ie7 = ie8 = false;
        var reie = new regexp("msie (\\d+\\.\\d+);");
        reie.test(useragent);
        var fieversion = parsefloat(regexp["$1"]);
        ie55 = fieversion == 5.5;
        ie6 = fieversion == 6.0;
        ie7 = fieversion == 7.0;
        ie8 = fieversion == 8.0;
        if (ie55) {
            return "ie55";
        }
        if (ie6) {
            return "ie6";
        }
        if (ie7) {
            return "ie7";
        }
        if (ie8) {
            return "ie8";
        }
    }//isie end
    if (isff) {
        return "ff";
    }
    if (isopera) {
        return "opera";
    }
}
	
//获取左偏移值
function navl(obj){
	if(!phoneis()){
		$(obj).find('.nav-list-sub').removeattr('style');
		var pl = 0;
		parentleft(obj);
		var lmax = pl + $(obj).find('.nav-list-height').outerwidth()-$('.container-header').position().left;
		//判断左偏移加宽度是否超出
		if(lmax > $('.nav-box .container').width()){
			var l = $('.nav-box .container').width() - lmax;
			$(obj).find('.nav-list-sub').css('width',$(obj).find('.nav-list-height').outerwidth()+1);
			$(obj).find('.nav-list-sub').css('left',l);
		}else{
			$(obj).find('.nav-list-sub').css('width',$(obj).find('.nav-list-height').outerwidth()+1);
		}
		
	
	}else{
		$('.nav-list-sub').css('width','');
	}
	
	//递归到body
	function parentleft(obj){
		if(!$(obj).is('body')){
			parentleft($(obj).parent())
		}
		pl += $(obj).position().left;
	}

}



//swiper2.x,auto显示数量
function swipersl(cla,obj,ss,mm,ll){
	swiperdx(cla,obj,ss,mm,ll);
	$(window).resize(function() {
		swiperdx(cla,obj,ss,mm,ll);
	});
}
function swiperdx(c,o,s,m,l){
	var w = $('.container').outerwidth();
	var x = $(c).outerwidth();
	if(w>=960){
		$(c).find('.swiper-slide').css('width',x/l);
	}else if(w>=720){
		$(c).find('.swiper-slide').css('width',x/m);
	}else{
		$(c).find('.swiper-slide').css('width',x/s);
	}
	o.resizefix();
}


//设备横竖屏判断
window.addeventlistener("onorientationchange" in window ? "orientationchange" : "resize", function() {
	//竖屏
    if (window.orientation === 180 || window.orientation === 0) {    
        $('html').removeclass('landscape');
    }
    //横屏时提示
    if (window.orientation === 90 || window.orientation === -90 ){    
        $('html').addclass('landscape');
    }     
 }, false);


 	//进入全屏
    function enterfullscreen() {
          var de = document.documentelement;
          if (de.requestfullscreen) {
              de.requestfullscreen();
          } else if (de.mozrequestfullscreen) {
              de.mozrequestfullscreen();
          } else if (de.webkitrequestfullscreen) {
              de.webkitrequestfullscreen();
         }
     }
     //退出全屏
     function exitfullscreen() {
         var de = document;
         if (de.exitfullscreen) {
             de.exitfullscreen();
         } else if (de.mozcancelfullscreen) {
             de.mozcancelfullscreen();
         } else if (de.webkitcancelfullscreen) {
             de.webkitcancelfullscreen();
         }
     }
     



//判断是否全屏
$(window).resize(function() {
    var fullscreenelement =
        document.fullscreenenabled
        || document.mozfullscreenelement
        || document.webkitfullscreenelement;
    var fullscreenenabled =
        document.fullscreenenabled
        || document.mozfullscreenenabled
        || document.webkitfullscreenenabled;
    if (fullscreenelement == null)
    {
		//非全屏
       $('.icon-fullscreen').show();
       $('.icon-fullexit').hide();
    } else {
    	//全屏
       $('.icon-fullscreen').hide();
       $('.icon-fullexit').show();
    }
});


//视频背景居中
function bgvideo(id,opt){
	var bgvideo = document.getelementbyid(id);
	var vidh = opt.height?opt.height:document.body.offsetwidth;
	var videowh,videovw,videovh,videotime;
	

	//视频初始化
	bgvideo.onresize = function(){
		videosize();
	}
		document.read = function(){
		cleartimeout(videotime)
		videotime = settimeout(function(){videosize()},50);
		
	}
	
	addeventonload(function(){
		cleartimeout(videotime)
		videotime = settimeout(function(){videosize()},50);
		
	})
	
	addeventonresize(function(){
		cleartimeout(videotime)
		videotime = settimeout(function(){videosize()},50);
		
	})
	
//视频背景缩放计算
function videosize(){
	videovw = bgvideo.videowidth;
	videovh = bgvideo.videoheight;
	videowh =videovw/videovh;

	var windoww = document.documentelement.clientwidth;
	var windowh = vidh;
				
	
	//宽高比例比较
	if( windoww / windowh > videowh ){
//		bgvideo.classlist.add('video-bg-w');
//		bgvideo.classlist.remove('video-bg-h');
		bgvideo.style.width = windoww+'px';
		bgvideo.style.height = windoww/videowh+'px';
	}else{
//		bgvideo.classlist.add('video-bg-h');
//		bgvideo.classlist.remove('video-bg-w');
		bgvideo.style.height = windowh+'px';
		bgvideo.style.width =  windowh*videowh+'px';
	}
	}
}
			
//多个ready
function addeventready(fn){
    var originfn = document.ready
    document.ready =function () {
        originfn && originfn()
        fn()
    }
}				
//多个onload
function addeventonload(fn){
    var originfn = window.onload
    window.onload =function () {
        originfn && originfn()
        fn()
    }
}	
//多个onresize
function addeventonresize(fn){
    var originfn = window.onresize
    window.onresize =function () {
        originfn && originfn()
        fn()
    }
}


//当前日期
function presenttime(){
var show_day=new array('星期日','星期一','星期二','星期三','星期四','星期五','星期六'); 
  var time=new date(); 
  var year=time.getfullyear(); 
  var month=time.getmonth(); 
  var date=time.getdate();
  var day=time.getday(); 
  var hh=time.gethours(); 
  var mm=time.getminutes();
  var ss=time.getseconds();
  month=month+1; 
  month<10?month='0'+month:month; 
  date<10?date='0'+date:date; 
  hh<10?hh='0'+hh:hh; 
  mm<10?mm='0'+mm:hh; 
  ss<10?ss='0'+ss:hh; 
  var now_time='<span>'+year+'年'+month+'月'+date+'日'+' '+show_day[day]+'</span>';
$('#present-time').html(now_time);
}
setinterval(presenttime,100);



	//滑动监听
	var th,tht;
	var isscroll = false;
	$(window).on('touchstart',function(e) {
	  clearinterval(tht);
	  th = 0;
	});
	
	$(window).scroll(function(e) {
	if(isscroll){
		  clearinterval(tht);
		  $('.pf-box').addclass('pf-nav-off');
		  th = 0;

	  
		  tht = setinterval(function(){
			th++;
			if(th>5){
				clearinterval(tht);
				$('.pf-box').removeclass('pf-nav-off');
				clearinterval(tht);
			}
		  }, 50);
		  
		 }else{
		 isscroll = true;
		 }
     });
     


//tabs切换
function tabs(cla,opt){
	
	var obj = this;
	var oh,nh;//切换前后的高度
	
	
	//opt接受的参数
	var clickevent = true;//是否接受点击事件
	var mouseenterevent = true;//是否接受鼠标经过事件
	var fun;//切换后的回调，function(index){}，返回切换后的index值
	
	
	
	//获取定义值
	if(opt){
	clickevent = opt.clickevent != null?opt.clickevent:clickevent;
	mouseenterevent = opt.mouseenterevent != null?opt.mouseenterevent:mouseenterevent;
	fun  = opt.fun?opt.fun:'';
	}
	var event ='';
	clickevent?event +=' click':'';
	mouseenterevent?event +=' mouseenter':'';
	
	
	
	//鼠标触发切换事件
	$(cla).find('.hd>*').on(event,function(e){
		
		//手机版阻止切换按钮的链接跳转
		if(phoneis()){
			stopdefault(e);
		}
		
		if(!$(this).hasclass('on')){
			
			//获取切换后的index
			var index = $(this).index();
			
			obj.tabsswitch(index);
			
		}
	})
	
	
	//tabs方法
	//切换方法
	obj.tabsswitch = function(i){
		//获取切换前高度
		oh = $(cla).find('.e-anim-on').outerheight();
		$(cla).find('.bd').css({'height':oh});
		
		$(cla).find('.hd>*').eq(i).addclass('on').siblings().removeclass('on');
		$(cla).find('.bd>.e-anim-on').removeclass('e-anim-on').addclass('e-anim-off');
		$(cla).find('.bd>*').eq(i).removeclass('e-anim-off').addclass('e-anim-on');
		
		//获取切换后高度
		nh = $(cla).find('.e-anim-on').outerheight();
		$(cla).find('.bd').css({'height':nh});
		
		$(cla).find('.bd>*').each(function(){
			var el = this;
			animoff(el,{'fun':function(){
				$(el).parents('.bd').css({'height':''});
			}})
			
		});
		
		//切换后回调
		fun?fun(i):'';
	}
	
	//初始化
	$(cla).find('.bd>*').addclass('e-anim-hide');
	obj.tabsswitch(0);
}





//导航
function nav(cla,btn,opt){
	//opt接受的参数
	
	
	//移动端导航事件
	$(btn).click(function(event){
		propagation();
		//回到顶部
		$('html,body').animate({scrolltop:0},100);
		$(btn).toggleclass('nav-btn-show');

		if(!$(btn).hasclass('nav-btn-show')){
			closenav()
		}
		
		animswitch(cla);
		
		
	});
	
	//手机版带二级阻止跳转
	$(cla).find('li>a').click(function(e){
		if(phoneis() && $(this).next('.nav-list-sub').length>0){
			stopdefault(e);
		}
	})
	
	//手机点击导航
	$('.nav li').click(function(){
		if(phoneis()){
		$('.nav-list-sub').css('height',0);
		
		$('.nav-list-sub .e-anim-on').each(function(){
			animoff(this);
		});
		
		$(this).toggleclass('nav-on').siblings().removeclass('nav-on');
		
		
		
		if($(this).hasclass('nav-on')){
			animon($(this).find('.e-anim-hide'));
		}else{
			animoff($(this).find('.e-anim-hide'));
		}
		
		//获取高度
		var navsubh = $(this).hasclass('nav-on') ? $(this).find('.nav-list-height').outerheight() : 0;
		$(this).find('.nav-list-sub').css('height',navsubh);
		
		}
	});
	
	//导航拦截冒泡
	$('.nav-box').click(function(){
		propagation();
	});
	
	//防ie抖动
	$('.nav-list li .on .nav-btn-bg').css({'width':$('.nav-list .on').parent().outerwidth()})
	
	
	//pc导航鼠标经过
	$(cla).find('li').mouseenter(function(){
		if(!phoneis()){
			$(cla).find('li').removeclass('nav-on');
			
			$(this).addclass('nav-on').siblings().addclass('nav-off');
			if($(this).find('.nav-list-sub').length>0){
				animon($(this).find('.e-anim-hide'));
			}
			
			
			//导航滑块
			if($('.nav-list li .on').length >= 1){
				$('.nav-list li .on .nav-btn-bg').css({'left':$(this).offset().left-$('.nav-list .on').offset().left,'width':$(this).width()})//个别特殊网站可加入误差修正
			}else{
				$('.nav-btn-bg-02').addclass('nav-btn-bg-02-show').css({'left':$(this).offset().left-$('.nav-list').offset().left-1,'width':$(this).width()})
			}
			
			
			if($(this).find('.nav-list-height').length>0){
				//二级下拉背景色
				$('.nav-list-sub-bg').addclass('e-animte-show nav-list-sub-bg-show');
			}
			
			
			//下拉偏移
			navl(this);
			
			//二级选中
			if($(this).find('.nav-list-sub .on').length){
				var subon = $(this).find('.nav-list-sub .on');
				$(this).find('.nav-list-sub .btn-sub-bg').css({'left':subon.find('span').offset().left-subon.parent().offset().left,'width':subon.find('span').width(),'transition-duration':'0s'})
			}
		}
	});
	
	//pc导航鼠标离开
	$(cla).find('li').mouseleave(function(){
		if(!phoneis()){
		$(this).removeclass('nav-on').siblings().removeclass('nav-off');
		$('.nav-list li .on .nav-btn-bg').removeattr('style');
		
		$('.nav-list li .on .nav-btn-bg').css({'width':$('.nav-list .on').parent().outerwidth()})
		
		if($(this).find('.e-anim-hide').length){
		
		var el = $(this).find('.e-anim-hide');
		animoff(el,{fun:function(){
			el.parent().css({'width':''})
		}});
		
		}
		//二级下拉背景色
		$('.nav-list-sub-bg').removeclass('e-animte-show nav-list-sub-bg-show');
		
		}
		
		$(this).find('.btn-sub-bg').css({'width':'','left':''})
	});
	
	
	//pc导航鼠标二级
	$(cla).find('.nav-list-sub a').mouseenter(function(){
		$(this).parent().find('.btn-sub-bg').css({'left':$(this).find('span').offset().left-$(this).parent().offset().left,'width':$(this).find('span').width(),'transition-duration':''})
	});

	
	$('.nav-list').mouseleave(function(){
		$('.nav-btn-bg-02').removeclass('nav-btn-bg-02-show').removeattr('style');
	})
	
}

//收起导航
function closenav(){
	$('.nav-list-sub').css('height',0);
	$('.nav-list li').removeclass('nav-on');
	$('.nav .e-anim-on').each(function(){
		animoff(this);
	})
}



//切换动画
function animswitch(obj,onopt,offopt){
var el;
if($(obj).hasclass('e-anim-hide')){
	el = $(obj);
}else{
	el = $(obj).children('.e-anim-hide');
}
if(!el.hasclass('e-anim-on')){
		animon(obj,onopt)
	}else{
		animoff(obj,offopt)
	}
}

//添加动画
function animon(obj,opt){
	var fun;
	if(opt){
		fun  = opt.fun?opt.fun:'';
	}
	var el;
	if($(obj).hasclass('e-anim-hide')){
		el = $(obj);
	}else{
		el = $(obj).children('.e-anim-hide');
	}
	el.addclass('e-anim-on').removeclass('e-anim-off');
	el[0].addeventlistener('animationend', function () {
	//回调
	fun?fun(obj):'';
	});
}

//移除动画
function animoff(obj,opt){
	var fun;
	var removeoff = true;//动画结束后是否移除 e-anim-off
	if(opt){
		fun  = opt.fun?opt.fun:'';
		opt.removeoff?removeoff = opt.removeoff:'';
	}
	var el;
	if($(obj).hasclass('e-anim-hide')){
		el = $(obj);
	}else{
		el = $(obj).children('.e-anim-hide');
	}
	el.removeclass('e-anim-on').addclass('e-anim-off');
	el[0].addeventlistener('animationend', function () {
		//回调
		if(el.hasclass('e-anim-off')){
			fun?fun(obj):'';
		}
		removeoff?el.removeclass('e-anim-off'):'';
	});

}

//字符截取
function substr(str,length){
    var a=str.match(/[^\x00-\xff]|\w{1,2}/g);
    return a.length<length?str:a.slice(0,length).join("")+"…";
}


//自适应高度
function autoheight(){
	$('.ind-box').css('min-height','none');
	if($(window).height()>$('.nav-box').outerheight()+$('.banner-min').outerheight()+$('.banner-box').outerheight()+$('.ind-box').outerheight()+$('.footer-bg').outerheight()){
		$('.ind-box').css('min-height',$(window).height()-$('.nav-box').outerheight()-$('.banner-min').outerheight()-$('.banner-box').outerheight()-$('.footer-bg').outerheight());
	}
}

//视频翻页
function vidbtn(prev,next,num,min,max){
	$(prev).show();
	$(next).show();
	if(num == min){
		$(prev).hide();
	}
	if(num == max-1){
		$(next).hide();
	}
}




//阻止冒泡事件
function propagation(){
if (event.stoppropagation) {
// this code is for mozilla and opera 
event.stoppropagation(); 
} 
else if (window.event) { 
// this code is for ie 
window.event.cancelbubble = true; 
}
}

//阻止跳转
function stopdefault(e) {
     if ( e && e.preventdefault ) 
        e.preventdefault(); 
    else 
        window.event.returnvalue = false; 
        
    return false; 
}