// top
$(document).ready(function(){
	//首先将#back-to-top隐藏
	$("#back-to-top").hide();
	//当滚动条的位置处于距顶部100像素以下时，跳转链接出现，否则消失
	$(function () {
		$(window).scroll(function(){
		if ($(window).scrollTop()>100){
		$("#back-to-top").fadeIn(1500);
		}
		else
		{
		$("#back-to-top").fadeOut(1500);
		}
		});
		//当点击跳转链接后，回到页面顶部位置
		$("#back-to-top").click(function(){
		$('body,html').animate({scrollTop:0},1000);
		return false;
		});
		});
		});//menu
$(document).ready(function() {
        $("ul.nav li").hover(function(){
            $(this).addClass("on");

        },
        function(){
            $(this).removeClass("on");

        })
    });

    $(document).ready(function() {
        $("ul.nav li").hover(function(){
            $(this).parent("ul").siblings("h3").addClass("choice");

        },
        function(){
            $(this).parent("ul").siblings("h3").removeClass("choice");
        })
    });

    $(document).ready(function() {       
            if ($("ul.nav li").find("ul") .html()!="") {
                $("ul.nav li").parent("ul").siblings("h3").append("<span class='sub'></span>");                
            }
    });
//menu2
$('#nav-menu .menu > li').hover(function(){
	$(this).find('.children').animate({ opacity:'show', height:'show' },200);
	$(this).find('.xialaguang').addClass('navhover');
}, function() {
	$('.children').stop(true,true).hide();
	$('.xialaguang').removeClass('navhover');
});
	//首页 轮播	
	$(function(){
	if($('#index-bxslider').length>0){
		$('#index-bxslider').bxSlider({
			auto: true,
			pagerCustom: '#bx-pager',
			nextText: ' ',
			prevText: ' ',
			speed: 600,
			pause: 5000
		});
	};
});
jQuery(".picScroll-left").slide({titCell:".hd ul",mainCell:".bd ul",autoPage:true,effect:"left",autoPlay:true,vis:4});
jQuery(".slideBox").slide({mainCell:".bd ul",effect:"left",autoPlay:true});

//图片滚动列表 mengjia 070816
var Speed = 10; //速度(毫秒)
var Space = 10; //每次移动(px)
var PageWidth = 255; //翻页宽度
var fill = 0; //整体移位
var MoveLock = false;
var MoveTimeObj;
var Comp = 0;
var AutoPlayObj = null;
GetObj("List2").innerHTML = GetObj("List1").innerHTML;
GetObj('ISL_Cont').scrollLeft = fill;
GetObj("ISL_Cont").onmouseover = function(){clearInterval(AutoPlayObj);}
GetObj("ISL_Cont").onmouseout = function(){AutoPlay();}
AutoPlay();
function GetObj(objName){if(document.getElementById){return eval('document.getElementById("'+objName+'")')}else{return eval

('document.all.'+objName)}}
function AutoPlay(){ //自动滚动
clearInterval(AutoPlayObj);
AutoPlayObj = setInterval('ISL_GoDown();ISL_StopDown();',5000); //间隔时间
}
function ISL_GoUp(){ //上翻开始
if(MoveLock) return;
clearInterval(AutoPlayObj);
MoveLock = true;
MoveTimeObj = setInterval('ISL_ScrUp();',Speed);
}
function ISL_StopUp(){ //上翻停止
clearInterval(MoveTimeObj);
if(GetObj('ISL_Cont').scrollLeft % PageWidth - fill != 0){
Comp = fill - (GetObj('ISL_Cont').scrollLeft % PageWidth);
CompScr();
}else{
MoveLock = false;
}
AutoPlay();
}
function ISL_ScrUp(){ //上翻动作
if(GetObj('ISL_Cont').scrollLeft <= 0){GetObj('ISL_Cont').scrollLeft = GetObj

('ISL_Cont').scrollLeft + GetObj('List1').offsetWidth}
GetObj('ISL_Cont').scrollLeft -= Space ;
}
function ISL_GoDown(){ //下翻
clearInterval(MoveTimeObj);
if(MoveLock) return;
clearInterval(AutoPlayObj);
MoveLock = true;
ISL_ScrDown();
MoveTimeObj = setInterval('ISL_ScrDown()',Speed);
}
function ISL_StopDown(){ //下翻停止
clearInterval(MoveTimeObj);
if(GetObj('ISL_Cont').scrollLeft % PageWidth - fill != 0 ){
Comp = PageWidth - GetObj('ISL_Cont').scrollLeft % PageWidth + fill;
CompScr();
}else{
MoveLock = false;
}
AutoPlay();
}
function ISL_ScrDown(){ //下翻动作
if(GetObj('ISL_Cont').scrollLeft >= GetObj('List1').scrollWidth){GetObj('ISL_Cont').scrollLeft =

GetObj('ISL_Cont').scrollLeft - GetObj('List1').scrollWidth;}
GetObj('ISL_Cont').scrollLeft += Space ;
}
function CompScr(){
var num;
if(Comp == 0){MoveLock = false;return;}
if(Comp < 0){ //上翻
if(Comp < -Space){
   Comp += Space;
   num = Space;
}else{
   num = -Comp;
   Comp = 0;
}
GetObj('ISL_Cont').scrollLeft -= num;
setTimeout('CompScr()',Speed);
}else{ //下翻
if(Comp > Space){
   Comp -= Space;
   num = Space;
}else{
   num = Comp;
   Comp = 0;
}
GetObj('ISL_Cont').scrollLeft += num;
setTimeout('CompScr()',Speed);
}
}
//tab
function setTab(name,cursel,n){
 for(i=1;i<=n;i++){
  var menu=document.getElementById(name+i);
  var con=document.getElementById("con_"+name+"_"+i);
  menu.className=i==cursel?"hover":"";
  con.style.display=i==cursel?"block":"none";
 }
};