(function(c){c.fn.soChange=function(d){return new a(this,d)};var b={thumbObj:null,botPrev:null,botNext:null,thumbNowClass:"now",thumbOverEvent:true,slideTime:1000,autoChange:true,clickFalse:true,overStop:true,changeTime:5000,delayTime:300};c.soChangeLong=function(k,f){this.options=c.extend({},b,f||{});var l=c(k);var m=this.options;var n;var q=l.size();var h=0;var j;var d;var i;l.hide();l.eq(0).show();function g(){if(h!=j){if(m.thumbObj!=null){c(m.thumbObj).removeClass(m.thumbNowClass).eq(j).addClass(m.thumbNowClass)}if(m.slideTime<=0){l.eq(h).hide();l.eq(j).show()}else{l.eq(h).fadeOut(m.slideTime);l.eq(j).fadeIn(m.slideTime)}h=j;if(m.autoChange==true){clearInterval(d);d=setInterval(p,m.changeTime)}}}function p(){j=(h+1)%q;g()}if(m.thumbObj!=null){n=c(m.thumbObj);n.removeClass(m.thumbNowClass).eq(0).addClass(m.thumbNowClass);n.click(function(){j=n.index(c(this));g();if(m.clickFalse==true){return false}});if(m.thumbOverEvent==true){n.mouseenter(function(){j=n.index(c(this));i=setTimeout(g,m.delayTime)});n.mouseleave(function(){clearTimeout(i)})}}if(m.botNext!=null){c(m.botNext).click(function(){if(l.queue().length<1){p()}return false})}if(m.botPrev!=null){c(m.botPrev).click(function(){if(l.queue().length<1){j=(h+q-1)%q;g()}return false})}if(m.autoChange==true){d=setInterval(p,m.changeTime);if(m.overStop==true){l.mouseenter(function(){clearInterval(d)});l.mouseleave(function(){d=setInterval(p,m.changeTime)})}}};var a=c.soChangeLong})(jQuery);

function mainNav(){
	var ul = $("ul.ul_mainNav");
	var li = ul.children("li");
	var a = li.children("a");
	var ulul = ul.find("ul");
	var aa = ulul.find("a");
	ulul.each(function(){
		var li = $(this).parent();
		var w = li.width();
		var ulwra = $("<div class='ulWra'></div>");
		ulwra.width(w);
		$(this).wrap(ulwra);
	});
	/*aa.each(function(){
		var awra = $("<span class='aWra'></span>");
		$(this).wrap(awra);
	});*/
	li.each(function(){
		var _self = $(this);
		var ulWra = _self.children("div.ulWra");
		var timerID;
		function mouseEnterHandle(){
			ulWra.slideDown();
		}
		function mouseLeaveHandle(){
			ulWra.slideUp();
		}
		$(this).mouseenter(function(){
			clearTimeout(timerID);
			timerID = setTimeout(mouseEnterHandle,200);
		});
		$(this).mouseleave(function(){
			clearTimeout(timerID);
			mouseLeaveHandle();
		});
	});
}


//input 获得焦点时input里的文字内容，
//可自定义input内容，空时默认为本身文字内容
//使用如：
//$(".it_booking").foucsText();
//$(".it_booking").foucsText('请输入关键字');
	$.fn.foucsText = function (val) {
		var _self = this;
		var v=(val==null)?$(_self).val():val;
		 _self.val(v);
		_self.focus(function () {
			if(_self.val()==v){
				_self.val("");
			}
		});
		_self.blur(function(){
		if(_self.val()==""){
			_self.val(v);
		}
		});
	return _self;
	}

function indTab(){
	var tabWra = $("#indTab");
	var tabTitle = tabWra.children("h3");
	var tabCont = tabWra.children("div.tabCont");
	var len = tabTitle.length;

	tabTitle.each(function(i){
		$(this).addClass("z-index"+(len-i));
		//$(this).css("z-index",len-i);
		if(i == 0){$(this).css("margin-left","0px")}
	});
	$('#indTab div.tabCont').soChange({
		thumbObj:'#indTab h3.tabTitle',//导航对象指向标题h3
		slideTime:500,
		thumbOverEvent:true,
		autoChange:false,
		delayTime:300
	});
}

function sideNav(){
	var ul = $("ul.ul_sideNav");
	var li = ul.children("li");
	//var li1 = $(".ul_sideNav >li");
	//alert(li1.length);
	var lili = li.find("li");
	var nowLi;
	var sliding = false;
	lili.each(function(){
		var _self = $(this);
		if(_self.hasClass("now")){
			_self.parent("ul").show();
			_self.parents("li").addClass("now");
			_self.parents("li").data("now",true);
			nowLi = _self.parents("li");
		}
	});
	
	li.each(function(i){
		var _self = $(this);
		var ulul = _self.children("ul");
		if(ulul.length){
			_self.data("hasChild",true);
			if(!_self.data("now")){
				_self.addClass("hasChild");
				var aLink = _self.children("a");
				aLink.click(function(evt){evt.preventDefault()});
			}
		}else{
			_self.data("hasChild",false);
			
		}
		
		
		_self.click(function(evt){
			if($(this).data("hasChild") && !$(this).data("now") && !sliding){
				$(this).removeClass("hasChild");
				$(this).addClass("now");
				$(this).data("now",true);
				sliding = true;
				$(this).children("ul").slideDown(1000,function(){nowLi = $(this).parent("li");sliding = false;});
				nowLi.removeClass("now").addClass("hasChild").data("now",false).children("ul").slideUp(500);
			}
		});
	});
}
/*注册表单*/
function regForm() {
	var switcher = $("select#switcher");
	switcher.change(function(){
		var a = $(this).val();
		switch (a) {
		case "其他用户":
		$("#qitayonghu").show();
		$("#bensuobenxi").hide();
		break;
		case "本所用户":
		$("#qitayonghu").hide();
		$("#bensuobenxi").show();
		$("#gongzihao").show();
		$("#xuehao").hide();
		break;
		case "本系用户":
		$("#qitayonghu").hide();
		$("#bensuobenxi").show();
		$("#gongzihao").hide();
		$("#xuehao").show();
		break;
		}
	});
}
/*首页友情链接*/
function indLinks() {
	var marquee2=new Marquee("linkBox");
	marquee2.Direction="left";
	marquee2.Step=1;
	marquee2.Width=693;
	marquee2.Height=41;
	marquee2.Timer=20;
	marquee2.ScrollStep=-1;//此句禁止鼠标控制
	marquee2.Start();
}
/*学者*/
function xuezheScroll(){
	var w = 94*$("#xuezhe ul li").length;
	//alert(w);
	$("#xuezhe ul").width(w);
	var marquee2=new Marquee("xuezhe");
	marquee2.Direction="left";
	marquee2.Step=1;
	marquee2.Width=556;
	marquee2.Height=145;
	marquee2.Timer=20;
	marquee2.ScrollStep=-1;//此句禁止鼠标控制
	marquee2.Start();
}
/*use*/
$(function () {
	if($("ul.ul_mainNav").length){
		mainNav();
	}
	if($("#indTab").length){
		indTab();
	}
	if($("ul.ul_sideNav").length){
		sideNav();
	}

	if($(".select").length){
		$(".li_7,.li_8").hover(function () {	
			$(".select").hide();
		},function () {
			$(".select").show();
		});
	}

	if ($('.input_login').length) {
		$(".input_login").foucsText();
		$(".input_login1").foucsText();
		$(".input_text").foucsText();
	}
	if($("#regForm").length){
		regForm();
	}
	if($("#linkBox").length){
		indLinks();
	}
	if($("#xuezhe").length){
		xuezheScroll();
	}
})


$(function getTime() {
	if ($('#time').length) {
		var d=["星期日", "星期一", "星期二", "星期三", "星期四", "星期五", "星期六"];
		var today=new Date();
		var myweekday=d[today.getDay()];
		var mymonth=today.getMonth()+1;
		var myday= today.getDate();
		var myyear= today.getFullYear();
		$('#time').html(myyear+"年"+mymonth+"月"+myday+"日 "+myweekday);  
	}
})



function tag2(s) {
	var title = $(s).children(".title3");
	var more = $(s).children(".more8");
	var list = $(s).children(".list3");
		list.hide();
		title.eq(0).next(".list3").show();
		more.hide();
		more.eq(0).show();

	title.each(function (i) {
		$(this).click(function () {	
			title.removeClass("on"); 
			$(this).addClass("on");
			list.hide();
			list.eq(i).show();
			more.hide();
			more.eq(i).show();
		});	
	});
}
$(function () {
	tag2($("#tag2"));
	tag2($("#tag3"));
});



$(function change() {
	$('#change_3 .a_bigImg img').soChange({
		thumbObj:'#change_3 .ul_change_a2 span',
		//导航为数字形式，选择器指向包含数字的span对象
		thumbNowClass:'on',
		//自定义导航对象当前class为on
		changeTime:4000
		//自定义切换时间为4000ms
	});
})