/*
 * 	使用套件	： jQuery
 * 	版本		： 1.3 
 */

//google 流量統計


var gaJsHost = (("https:" == document.location.protocol) ? "https://ssl." : "http://www.");
document.write(unescape("%3Cscript src='" + gaJsHost + "google-analytics.com/ga.js' type='text/javascript'%3E%3C/script%3E"));
try {
var pageTracker = _gat._getTracker("UA-264931-26");
pageTracker._trackPageview();
} catch(err) {}



//訂購單增加商品數量
function change_prod_num( type )
{	
	var num = $("#buynum").val();
	
	if( type == "add")
		num ++;
	else if( type == "re" )
		num --;	
		
	if( num < 1)
		num = 1;

  if( num >= 10 )
    var discount = 0.9;
  else
    var discount = 1;

	$("#buynum").attr('value' , num);	
	
	var price = $("#reader_price").val();
	var amount = num * price;
	$("#total_num1").text(amount+"元");
	$("#total_num2").text(amount * discount+"元");
	$("#discount").text((100 - discount * 100)+"%");
}

//信用卡購買nreader ,收件人同購買人隱藏欄位
function hide_receiver_form()
{	
	if ( $("#receiver").is(":checked") )
		$("#receiver_form").hide();
	else
		$("#receiver_form").show();
}

//信用卡購買nreader,檢查輸入欄位
function check_reader_form()
{
	var flag = true;
	
	//購買人
	$("#table1 :input").each(
		function(){				
			if( $(this).val() == 0 && $(this).attr("class") != "nn")
				flag = false;
		}
	);	
	
	//收件人
	if( !$("#receiver").is(":checked") )
	{
		$("#table2 :input").each(
			function(){				
				if( $(this).val() == 0 && $(this).attr("class") != "nn")
					flag = false;
			}
		);
	}
	
	//勾選二欄式發票
	if ( $("#invoice_2").is(":checked") )
	{
		if( !$("#invoice_2_same").is(":checked")  )
		{			
			$("#table3 :input").each(
				function(){				
					if( $(this).val() == 0 )
						flag = false;
				}
			);			
		}		
		else if( $("input[name=invoice_name2]").val() == "" )
		{
			flag = false;
		}
	}
	
	//勾選三欄式發票
	if ( $("#invoice_3").is(":checked") )
	{
		if( !$("#invoice_3_same").is(":checked")  )
		{			
			$("#table4 :input").each(
				function(){				
					if( $(this).val() == 0 )
						flag = false;
				}
			);			
		}		
		else if( $("input[name=invoice_name3]").val() == "" || $("input[name=vat_number]").val() == "")
		{
			flag = false;
		}
	}
	
	if( flag )
		$("form").submit(); 
	else
		alert("請完成欄位的填寫");
}

//ajax產生城鎮
function show_town( uc_seq , ut_id )
{
	$.ajax
	({
		type: "POST",
		url: "ajax.php?action=show_town", 
		data: "uc_seq=" + uc_seq ,			
		success: function(msg)
		{ 						
			$("#"+ut_id).html(msg);	
		} 
	});
}

//信用卡購物，檢查發票輸入欄位
function check_buy_invoice()
{
	var flag = true;	
	var default_value = $("#default_invoice").text();
	
	if( default_value == '' && !$("#invoice_1").is(":checked") && !$("#invoice_2").is(":checked") && !$("#invoice_3").is(":checked") )	
		flag = false;
	
	if ( $("#invoice_2").is(":checked") )
	{
		$("#table2 :input").each(
			function(){				
				if( $(this).val() == 0 )
					flag = false;
			}
		);		
	}
	
	if ( $("#invoice_3").is(":checked") )
	{
		$("#table3 :input").each(
			function(){				
				if( $(this).val() == 0 )
					flag = false;
			}
		);
	}
	
	if( flag )
		$("form").submit();		 
	else
		alert("請完成欄位的填寫");
}

//重新產生驗證碼
function refresh_authcode()
{
	var authcode_php = "./image_create.php" ;
	$("#authcode_img").attr( 'src' , authcode_php + '?' + (new Date()).getTime() );	
}


//廣告輪撥
$(document).ready(function()
{	
	ad_banner_ctrl();
});

function ad_banner_ctrl()
{	
	var total = $("#banner>div").size();
	var now = $("#now_num").val();
	var next = parseInt(now) + 1;
	
	if( next > total)
		next = 1;
	
	$("#banner>div").each(
		function(){				
			$(this).hide();
		}
	);
			
	$("#banner_"+next).show();
	$("#now_num").attr("value" , next);
	
	setTimeout("ad_banner_ctrl()", 5000 );
}

//ajax訂閱、退訂電子報
function edm_action( action )
{
	var email = $("#edm_mail").val();
	
	$.ajax
	({
		type: "POST",
		url: "ajax.php?action="+action, 
		data: "email=" + email ,			
		success: function(msg)
		{ 						
			alert(msg)	
		} 
	});
}

//以下尚未用到，是copy過來當範例的

//更改表單送出網址
function change_action(form_action)
{	
	$("form").attr( 'action' , form_action );
	$("form").submit(); 
}

/*
//驗證表單
$(document).ready(function()
{ 
	$("form").validate
	({				
		rules:
		{      
			cpc_seq:{required:true},
			password:{required:true},
			password2:{required:true , equalTo:"#password"},
			nick:{required:true},
			email:{required:true , email:true},
			book_name:{required:true}	           
		},
		
		messages:
		{
			cpc_seq:{required:"請輸入您的帳號"},
			password:{required:"請輸入您的密碼"},
			password2:{required:"請再次輸入您的密碼" , equalTo:"請輸入相同的密碼"},
			nick:{required:"請輸入您的暱稱"},
			email:{required:"請輸入您的信箱" , email:"請輸入正確格式的信箱"},
			book_name:{required:"請填寫書名"}
		},
		
		submitHandler:function(form)
		{
			if( $("#password2").val() )
			{
				$.ajax
				({
					type: "POST",
					url: "account.php?action=check", 
					data: "val=" +  $("#password").attr("value") + "&seq=" + $("#seq").attr("value") + "&name=" +  encodeURI( $("#nick").attr("value")) ,			
					success: function(msg)
					{ 
						if( msg == "true" )
							form.submit();
						else if ( msg == "false" )
							alert("密碼/暱稱與他人重覆，請重新輸入");			
						
					} 
				});
			}
			else
				form.submit();
		}
	});
});
*/

//清除表單欄位
function remove_val(input_id)
{
	$("#"+input_id).attr("value" , "");
}

//確認警示框
function show_confirm(str , url)
{
	var answer = confirm(str);
	
	if( answer )
		location.href = url;
		
}

var line_num = 2;

//上傳書籍 - 增加欄位
function new_line()
{	
	var newline = $("#copyline").clone();
	
	newline.attr( "id" , "line" + line_num ).show();
	$("a" , newline).attr( "href" , "javascript:show_confirm('確定刪除此檔案？' , 'javascript:delete_line(\\'line"+ line_num +"\\')' );" );
	
	newline.insertBefore("#copyline");
	
	line_num++;
}

//上傳書籍 - 刪除欄位
function delete_line(line_id)
{
	$("#"+line_id).remove();
}

//上傳書籍 - 上傳檔案
function upload_book_file()
{
	if( $("#book_name").val() == "" )
	{
		alert("請填寫書名！");
	}
	else if( $("input[type=file]").val() == "" )
	{
		alert("請至少上傳一個檔案！");
	}
	else
	{
		$("#upload_form").ajaxSubmit
		({		
			beforeSend:function()
			{
				$("#submit_link").click();
			},		
			success: function(msg)
			{ 					
				if( msg == "error" )
				{
					alert("檔案大小超過80MB！");
					location.href = "cm_4.php";
				}
				else
				{
					var answer = confirm("上傳完成，請問是否要繼續上傳？");
			
					if( answer )
						location.href = "cm_4.php";
					else
						location.href = "cm_5.php";
				}
			} 
		});
	}	
}

//內容管理 - 修改單元
function edit_book_unit(seq)
{
	$("#upload_form").ajaxSubmit
	({		
		beforeSend:function()
		{
			$("#submit_link").click();
		},		
		success: function(msg)
		{ 					
			if( msg == "error" )
			{
				alert("請重新上傳檔案！");
				history.go(0);
			}
			else
			{
				location.href = "cm_5.php?action=list_unit&seq="+seq;				
			}
		} 
	});
}

//內容管理 - 新增單元
function new_book_unit(seq)
{

	$("#upload_form").ajaxSubmit
	({		
		beforeSend:function()
		{
			$("#submit_link").click();
		},		
		success: function(msg)
		{ 					
			if( msg == "error" )
			{
				alert("請上傳至少一個檔案！");
				history.go(0);
			}
			else
			{
				location.href = "cm_5.php?action=list_unit&seq="+seq;
			}
		} 
	});
		
}

//內容管理 - 刪除書籍
function delete_book(seq)
{
	var answer = confirm("確認刪除此書籍？");
	
	if( answer )
	{	
		$.ajax
		({
			type: "GET",
			url: "cm_9.php?action=delete", 
			data: "seq=" + seq ,			
			success: function()
			{ 
				alert("刪除成功");
				$("#book"+seq).remove();	
			} 
		});
	
	}
}