$(document).ready(function(){//jquery start
	
    /*
	*主導覽列與測導覽列的jQuery code
	*
	*/
    $("#nav > li").hover(
	function()
	{
	    $nav_li = $(this);
		$("#nav > li > ul").hide();
		$nav_li.children("ul").show();
		$(".sub-nav-bg").show();
	},
	function()
	{
	    $("#nav > li > ul").hide();
		$(".sub-nav-bg").hide();
	});
	
    //導覽列按下第一層選單
    $("#nav > li").click(
    function(){    	
    	  //alert( "#nav > li "+$("#nav > li").index(this) );
    	menu_index = $("#nav > li").index(this); //取出#nav > li的index編號
    	cookie_menu_index = getCookie("menu_index");//取出cookie記錄
    	  //alert(cookie_menu_index);
    	if (cookie_menu_index == '')//如果cookie的值為空，把現在的index存到cookie裡面
    	{
    		setCookie("menu_index",menu_index);
    		  //alert("save to menu_index:"+ menu_index +" of cookie");
    		  //alert("cookie_menu_cookie:"+getCookie("menu_index"));
    	}
    	else
    	{   //cookie已有值則覆蓋。
    		if (cookie_menu_index != menu_index)
    		{
    			  //alert("cookie_menu_index : "+cookie_menu_index+" != menu_index : "+menu_index);    			
    			setCookie("menu_index",menu_index);
    			  //cookie_menu_index = getCookie("menu_index");測試用
    			  //alert("(save and replace) cookie_menu_index : "+cookie_menu_index+" be menu_index : "+menu_index);測試用
    		}
    	}    	
    	setCookie("menu_sub_index",0);//子項目cookie預設為第一個index編號
    	
    	
    });
    //導覽列第二層選單
    $("#nav > li > ul >li").click(function(event){    	
    	/*trace*/
    	//alert($nav_sub.attr("id"));
    	//alert( $nav_sub.children("li").index(this)); //取出這個的index編號
    	/*trace*/
    	$nav_sub = $(this).parent("ul");    	
    	menu_sub_index = $nav_sub.children("li").index(this); //取出li在這個ul的index編號
    	  //alert("1.現在index:"+menu_sub_index+" cookie"+getCookie("menu_sub_index"));
    	setCookie("menu_sub_index",menu_sub_index);//存入cookie
    	  //alert("2.現在index:"+menu_sub_index+" cookie"+getCookie("menu_sub_index"));
    	event.stopPropagation();//停止事件傳播
    	
    });    
    /*頁面reload時使用*/
    cr_menu_sub_index = getCookie("menu_sub_index");
    cr_menu_sub_index = eval(cr_menu_sub_index);
    $("#left_menu > li").eq(cr_menu_sub_index).children("ul").show();
    $("#left_menu > li").eq(cr_menu_sub_index).children("a").addClass("active").addClass("_cr");
    /*===============*/
	$("#left_menu > li").click(
	function()
	{
	   if($(this).attr("id")=='gotoMYMDY') return true;	   
	   if($(this).attr("id")=='job') return true;	   
	   $this_li =  $(this);
	   $("#left_menu > li > ul").hide();
	   $("#left_menu > li").children("a").removeClass("active").removeClass("_cr");
	   $(this).children("a").addClass("active").addClass("_cr");
	   $(this).children("ul").show();
	  

	   return false;
	   
	   
	});
	$("#left_menu > li > ul > li > a").click(function(event){
		event.stopPropagation();//停止事件傳播		
		$thisli = $(this).parent("li").parent("ul").parent("li")[0];
		//alert($("#left_menu > li").index($thisli));
		menu_sub_index = $("#left_menu > li").index($thisli);
		setCookie("menu_sub_index",menu_sub_index);//存入cookie
		
	});
	
	
	/*
	* 會員見證內容jquery
	*
	*
	*/

	$(".content:eq(0)").siblings("div.content").hide();
	$(".std_menu > li:eq(0)").addClass("active");
	$(".std_menu a").html("");
	$(".pages_banner > div > a").html("");
	$(".std_menu > li").click(function(){
		$a1 = $(this);
		content_id = $a1.children("a").attr("href");
		$(content_id).show().siblings("div.content").hide();
		$a1.siblings("li").removeClass("active");
		$a1.addClass("active");		
		return false;
	});
	
	if ($('div#c1').text() == '') $('#cb1').hide();
	if ($('div#c2').text() == '') $('#cb2').hide();
	if ($('div#c3').text() == '') $('#cb3').hide();
	if ($('div#c4').text() == '') $('#cb4').hide();
	
	/*
	*set cookie ()
	*get cookie ()
	*check cookie ()
	*/
	function setCookie(c_name,value,expiredays)
	{
		var exdate=new Date();
		exdate.setDate(exdate.getDate()+expiredays);
		document.cookie=c_name+ "=" +escape(value)+
		((expiredays==null) ? "" : ";expires="+exdate.toUTCString());
	}
	
	function getCookie(c_name)
	{
	if (document.cookie.length>0)
	  {
	  c_start=document.cookie.indexOf(c_name + "=");
	  if (c_start!=-1)
		{
		c_start=c_start + c_name.length+1;
		c_end=document.cookie.indexOf(";",c_start);
		if (c_end==-1) c_end=document.cookie.length;
		return unescape(document.cookie.substring(c_start,c_end));
		}
	  }
	return "";
	}
	function checkCookie()
	{
	username=getCookie('username');
	if (username!=null && username!="")
	  {
	  alert('Welcome again '+username+'!');
	  }
	else
	  {
	  username=prompt('Please enter your name:',"");
	  if (username!=null && username!="")
		{
		setCookie('username',username,365);
		}
	  }
	}
	
	//地圖切換js
	$('#mapbg').children("div").click(function(){
		   //alert($(this).attr("id"));
		   var mapstr = $(this).attr("id");
		   mapstr = mapstr.substr(0,5);
		   $('#mapbg').css("background-image","url(../images/other/"+ mapstr +".jpg)");
	});
	
	//登入功能開始	
	//檢查member是否登入改變會員登入連結文字說明
	$.post('ajax/checklogin.php','',function(data){
		    if (data == "true")
			{
			    $("li.login > a").html("<img src='images/icon_login.gif' /> 會員資訊 ");
			}else{
			    $("li.login > a").html("<img src='images/icon_login.gif' /> 會員登入 ");
			};
			
	});
	
	//顯示登入區塊與會員資訊區
	$("li.login > a").click(function(){
        $.post('ajax/checklogin.php','',function(data){
		    if (data == "true")
			{
				$(".meminfo").slideDown();				
			}else{
			    $(".loginForm").slideDown();
			}	
		});	    
		return false;
	});
	//logout
	$("a.logout_btn").click(function(){

	    $.post("login/logout.php",{'URL':document.URL},function(data){
		    document.write(data);
		});
		return false;
	})
	//按下enter後 送出login	
	$("input[name='uid']").keypress(function(event) {
	  if (event.keyCode == '13') {		 
	      $("input[name='pwd']").focus();    
	  }
    });
	$("input[name='pwd']").keypress(function(event) {
	  if (event.keyCode == '13') {		 
	    if (check_login_input())
		{
		   alert("請輸入完整的登入資訊");
		}else{
		   to_login($("input[name='uid']").val(),$("input[name='pwd']").val());
		}	
		return false;
	  }
    });
	
	
	//關閉login物件
	$(".loginForm>form>a.close_btn").click(function(){
	    $(".loginForm").slideUp();		
		$("input[name='uid']").attr("value","");
		$("input[name='pwd']").attr("value","");
		uid = "";
		pwd = "";
		return false;
	})
	//關閉meminfo物件
	$(".meminfo>a.close_btn").click(function(){
	    $(".meminfo").slideUp();			
		return false;
	})
	
	$(".loginForm a.login_btn").click(function(){
	    //取得uid和password欄位				
		if (check_login_input())
		{
		   alert("請輸入完整的登入資訊");
		}else{
		   to_login($("input[name='uid']").val(),$("input[name='pwd']").val());
		}	
		return false;
	})
	
	//檢查帳號密碼有沒友都輸入
	function check_login_input(){
		//傳回帳號密碼欄位是否都空白的狀態
		uid = $("input[name='uid']").val();
		pwd = $("input[name='pwd']").val();
		is_empty = true;
		if (uid != '' && pwd != '')
		{
		    is_empty = false;
	    }
		return is_empty;
	}
	function to_login(uid,pwd){        
        var url = document.URL;
        var navloginflag = $("input[name='navloginflag']").val();
        var navlog = '0';
        if (navloginflag == '1')
        {
            navlog = '1';
        }
        
		$.post('login/login.php',{'id':uid,'passwd':pwd,'navlog':navlog,'url':url},function(data){			
			document.write(data);
		
		});
	}
	
	/*首頁的老師切換*/
	$('.a2').click(function(){
		pic_num = $(this).text();
		srcstr = "images/index/pic_t0" + pic_num + ".png";
		$('.teacher_pic').attr("src",srcstr);	
		teachername = ["歷史：陳國恩老師","英文：Vivian老師","數學：陳清良老師"];
		teacherurl = ["../study_online/bct_free_exper.php?cid=ch000000970","../study_online/bct_free_exper.php?cid=ch000000974","../study_online/bct_free_exper.php?cid=ch000000976"];		
		teacher = {"name":teachername,"url":teacherurl};
		$('.teacher_name').text(teacher.name[pic_num-1]);		
		$('.teacher_name').attr("href",teacher.url[pic_num-1]);
		return false;
		
    });
	
	/*首頁的右側切換*/
	//click
	/*
	$('.a1').click(function(){
		pic_num = $(this).attr("num");
		picURL = ["icon_features.png","icon_prodlist.png","icon_teacher.png","icon_news.png","icon_news02.png","icon_news03.png"];
		picurlstr = "images/index/"+picURL[pic_num];
		$('.a1_pic').attr("src",picurlstr);			
		return false;
		
    });
	*/
	
	/*首頁的右側切換*/
	//hover	
	$('.a1').hover(function(){
		
		var lii = $(this).parent("li").get(0);
		var index = $("#index_right_list").children("li").index(lii);
		pic_num = index;		
		picURL = ["icon_features.png","icon_prodlist.png","icon_teacher.png","icon_news.png","icon_news02.png","icon_news03.png"];
		picurlstr = "images/index/"+picURL[pic_num];
		$('.a1_pic').attr("src",picurlstr);			
		return false;
		
    },function(){return false;});
	
	/*好讀的按鈕*/
	$(".udn_btn").click(function(){
		var type_t = $(this).text();	
		$('#paper_type').html("<img src='images/right_tabs/header.png' style='padding-right: 5px;'>"+type_t);
		//alert(type_t);
		$.ajax({
			   'url' : 'ajax/udn_paper_1.php' ,
			   'data' : {'type':type_t} ,
			   'dataType' : 'json' ,
			   'type' : 'POST' ,
			   'success' : function(data){
				   //alert('success');
				   //alert(data);
				   //ob2 = data.ob;
				   //$('<div>'+data.ob.length+'</div>').insertAfter('div#head');
				   //$('<div>'+ob2[1].length+'</div>').insertAfter('div#head');
				  $.each(data,function(key,udn_papers){									   
									   var arrlength = udn_papers.length;
									   var url_tpl = "paper/pdf/";
									   var imgsrc = "paper/images/";
									   output ='';
									   $('div#udn_container').empty();
									   for( i = 0 ; i < arrlength ; i++ )
									   {
										   var paper = udn_papers[i];
										   var title = paper.title;
										   var filename = paper.filename;
										   var file_type = paper.file_type;
										   var pub_date = paper.pub_date;										   
										   var ye = paper.pub_date.substr(0,4);
										   var mm = paper.pub_date.substr(5,2);
										   urlstr = ye + '/' + mm + '/' + filename + '.' + file_type;
										   srcstr = ye + '/' + filename + '.jpg';
										   url = url_tpl + urlstr;
										   src = imgsrc + srcstr;
										   $("<div class='paper_box'> <a href='" + url + "'><img src='" + src + "' /></a><a href='" + url + "' class='txt'>"+ title +"</a></div>").appendTo('div#udn_container');
										   
									   }
								   
									   //$('<div>'+output+'</div>').insertAfter('div#head');
								   });
				   
				   }
			   });
		
		return false;
	});
	
	
});