/*
 * Thickbox 2.1 - One Box To Rule Them All.
 * By Cody Lindley (http://www.codylindley.com)
 * Copyright (c) 2006 cody lindley
 * Licensed under the MIT License:
 *   http://www.opensource.org/licenses/mit-license.php
 * Thickbox is built on top of the very light weight jQuery library.
 */

//on page load call TB_init
$(document).ready(TB_init);
var gHome = false;
var gTriggerID = "";
var gTriggerX  = 0;

//add thickbox to href elements that have a class of .thickbox
function TB_init(){
	$("a.thickbox").click(function(){
	var t = this.title || this.name || null;
	var g = this.rel || false;
	gTriggerID = $(this).parent().id();
	TB_show(t,this.href,g);
	this.blur();
	return false;
	});
}


function TB_show(caption, url, imageGroup) {//function called when the user clicks on a thickbox link

	try {
// ------------------------------------------------------------  [detect] gHome & #content customize -------------------------------------------------------
		gHome = ($("body.home").size()) ? true : false;
		if (document.getElementById("TB_overlay") == null) {
			if (gHome) {
				$("#content").append("<div id='TB_window'></div>");
				$("#booklist").append("<div id='TB_overlay'></div>");
			} else {
				$("body").append("<iframe id='TB_HideSelect'></iframe><div id='TB_overlay'></div><div id='TB_window'></div>");
			}
			$("#TB_overlay").click(TB_remove);
			TB_overlaySize();
		}
		
		if(caption==null){caption=""};

		if (!gHome) {
			$(window).scroll(TB_position);

			$("body").append("<div id='TB_load'><img src='/_common/img/_loading.gif' /></div>");
			TB_load_position();
		}

	   if(url.indexOf("?")!==-1){ //If there is a query string involved
			var baseURL = url.substr(0, url.indexOf("?"));
	   }else{ 
	   		var baseURL = url;
	   }
	   var urlString = /\.jpg|\.jpeg|\.png|\.gif|\.bmp/g;
	   var urlType = baseURL.toLowerCase().match(urlString);

		if(urlType == '.jpg' || urlType == '.jpeg' || urlType == '.png' || urlType == '.gif' || urlType == '.bmp'){//code to show images
				
			TB_PrevCaption = "";
			TB_PrevURL = "";
			TB_PrevHTML = "";
			TB_NextCaption = "";
			TB_NextURL = "";
			TB_NextHTML = "";
			TB_imageCount = "";
			TB_FoundURL = false;
			if(imageGroup){
				TB_TempArray = $("a[@rel="+imageGroup+"]").get();
				for (TB_Counter = 0; ((TB_Counter < TB_TempArray.length) && (TB_NextHTML == "")); TB_Counter++) {
					var urlTypeTemp = TB_TempArray[TB_Counter].href.toLowerCase().match(urlString);
						if (!(TB_TempArray[TB_Counter].href == url)) {						
							if (TB_FoundURL) {
								TB_NextCaption = TB_TempArray[TB_Counter].title;
								TB_NextURL = TB_TempArray[TB_Counter].href;
								TB_NextHTML = "<span id='TB_next'><a href='#'>&gt; &gt;</a></span>";
							} else {
								TB_PrevCaption = TB_TempArray[TB_Counter].title;
								TB_PrevURL = TB_TempArray[TB_Counter].href;
								TB_PrevHTML = "<span id='TB_prev'><a href='#'>&lt; &lt;</a>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</span>";
							}
						} else {
							TB_FoundURL = true;
//							TB_imageCount = "Image " + (TB_Counter + 1) +" of "+ (TB_TempArray.length);
							TB_imageCount = "";
						}
				}
			}

			imgPreloader = new Image();
			imgPreloader.onload = function(){		
			imgPreloader.onload = null;
				
			// Resizing large images - orginal by Christian Montoya edited by me.
			var pagesize = TB_getPageSize();
			var x = pagesize[0] - 150;
			var y = pagesize[1] - 150;
			var imageWidth = imgPreloader.width;
			var imageHeight = imgPreloader.height;
			if (imageWidth > x) {
				imageHeight = imageHeight * (x / imageWidth); 
				imageWidth = x; 
				if (imageHeight > y) { 
					imageWidth = imageWidth * (y / imageHeight); 
					imageHeight = y; 
				}
			} else if (imageHeight > y) { 
				imageWidth = imageWidth * (y / imageHeight); 
				imageHeight = y; 
				if (imageWidth > x) { 
					imageHeight = imageHeight * (x / imageWidth); 
					imageWidth = x;
				}
			}
			// End Resizing
			
			TB_WIDTH = imageWidth + 40;
			if (TB_WIDTH < 340) {
				TB_WIDTH = 340;
			}
			TB_HEIGHT = imageHeight + 60;
			$("#TB_window").append("<a href='#' id='TB_ImageLink'><img id='TB_Image' src='"+url+"' width='"+imageWidth+"' height='"+imageHeight+"' alt='"+caption+"' /></a>" + "<div id='TB_caption'>"+caption+"<div id='TB_secondLine'>" + TB_imageCount + TB_PrevHTML + TB_NextHTML + "</div></div><div id='TB_closeWindow'><a href='#' id='TB_closeWindowButton' title='Close'>閉じる</a></div>"); 		
			$("#TB_window").fadeIn("slow");
			
			$("#TB_closeWindowButton").click(TB_remove);
			
			if (!(TB_PrevHTML == "")) {
				function goPrev(){
					if($(document).unclick(goPrev)){$(document).unclick(goPrev)};
					$("#TB_window").remove();
					$("body").append("<div id='TB_window'></div>");
					TB_show(TB_PrevCaption, TB_PrevURL, imageGroup);
					return false;	
				}
				$("#TB_prev").click(goPrev);
			}
			
			if (!(TB_NextHTML == "")) {		
				function goNext(){
					$("#TB_window").remove();
					$("body").append("<div id='TB_window'></div>");
					TB_show(TB_NextCaption, TB_NextURL, imageGroup);				
					return false;	
				}
				$("#TB_next").click(goNext);
				$("#TB_ImageLink").click(goNext);
			} else {
				$("#TB_ImageLink").click(TB_remove);
			}
			
			document.onkeydown = function(e){ 	
				if (e == null) { // ie
					keycode = event.keyCode;
				} else { // mozilla
					keycode = e.which;
				}
				if(keycode == 27){ // close
					TB_remove();
				} else if(keycode == 190){ // display previous image
					if(!(TB_NextHTML == "")){
					document.onkeydown = "";
					goNext();
					}
				} else if(keycode == 188){ // display next image
					if(!(TB_PrevHTML == "")){
					document.onkeydown = "";
					goPrev();
					}
				}	
			}
				
			TB_position();
			$("#TB_load").remove();
			$("#TB_ImageOff").click(TB_remove);
			$("#TB_window").css({display:"block"}); //for safari using css instead of show
			}
	  
			imgPreloader.src = url;
		}else{//code to show html pages

			var queryString = url.replace(/^[^\?]+\??/,'');
			var params = TB_parseQuery( queryString );

// ------------------------------------------------------------  [setUP] ajaxContent customize ------------------------------------------------------------
			if (gHome) {
				$(".listBlock").find("li").not("#"+gTriggerID).css({"filter":"alpha(opacity=70)","-moz-opacity":"0.70","opacity":"0.70"});
				$("#"+gTriggerID).css({"filter":"alpha(opacity=90)","-moz-opacity":"0.90","opacity":"0.90"});
				$("#TB_window").html("<div id='TB_ajaxContentBG' style='width:540px;height:240px;'></div><div id='TB_ajaxContent' style='width:540px;height:240px;'></div><div id='TB_closeAjaxWindow'><a href='#' id='TB_closeWindowButton'>閉じる[×]</a></div><div id='TB_arrow'>↓</div>");
				TB_arrow_position();
				$("#"+gTriggerID).css({"filter":"alpha(opacity=100)","-moz-opacity":"1","opacity":"1"});

			} else {
				TB_WIDTH = (params['width']*1) + 30;
				TB_HEIGHT = (params['height']*1) + 40;
				ajaxContentW = TB_WIDTH - 30;
				ajaxContentH = TB_HEIGHT - 45;
			}
			
			if(url.indexOf('TB_iframe') != -1){				
  				urlNoQuery = url.split('TB_');		
  				$("#TB_window").append("<div id='TB_title'><div id='TB_ajaxWindowTitle'>"+caption+"</div><div id='TB_closeAjaxWindow'><a href='#' id='TB_closeWindowButton' title='Close'>close</a></div></div><iframe frameborder='0' hspace='0' src='"+urlNoQuery[0]+"' id='TB_iframeContent' name='TB_iframeContent' style='width:"+(ajaxContentW + 29)+"px;height:"+(ajaxContentH + 17)+"px;' onload='TB_showIframe()'> </iframe>");
			}
					
			$("#TB_closeWindowButton").click(TB_remove);
			
				if(url.indexOf('TB_inline') != -1){	
					$("#TB_ajaxContent").html($('#' + params['inlineId']).html());
					TB_position();
					$("#TB_load").remove();
					$("#TB_window").css({display:"block"}); 
				}else if(url.indexOf('TB_iframe') != -1){
					TB_position();
					if(frames['TB_iframeContent'] == undefined){//be nice to safari
						$("#TB_load").remove();
						$("#TB_window").css({display:"block"});
						$(document).keyup( function(e){ var key = e.keyCode; if(key == 27){TB_remove()} });
					}
				}else{

// ------------------------------------------------------------  [content] TB_ajaxContent customize ------------------------------------------------------------
    			$("#TB_ajaxContent").load(url, function(){
    				TB_position();
    				$("#TB_load").remove();
    				$("#TB_window").css({display:"block"}); 

//    				var id = url.substr(url.indexOf("?")+1,6);
//    				$("#infoArea").find("h1").html(caption);
//    				$("#coverArea").find("img").src("/_cover/front/"+id+"_home.jpg");
    				jqGlow();
    			});
				}
			
		}
		
		$(window).resize(TB_position);
		
		document.onkeyup = function(e){ 	
			if (e == null) { // ie
				keycode = event.keyCode;
			} else { // mozilla
				keycode = e.which;
			}
			if(keycode == 27){ // close
				TB_remove();
			}	
		}
		
	} catch(e) {
		alert( e );
	}
}

//helper functions below

function TB_showIframe(){
	$("#TB_load").remove();
	$("#TB_window").css({display:"block"});
}

function TB_remove() {
// ------------------------------------------------------------ [effect] #TB_remove customize ------------------------------------------------------------
	var speed = (gHome) ? 50 : "slow";
	$("#TB_imageOff").unclick();
	$("#TB_overlay").unclick();
	$("#TB_closeWindowButton").unclick();
	$("#TB_window").fadeOut(speed,function(){$('#TB_window,#TB_overlay,#TB_HideSelect,#TB_arrow').remove();});
	$("#TB_load").remove();
	$(".listBlock").find("li").css({"filter":"alpha(opacity=100)","-moz-opacity":"1","opacity":"1"});
	return false;
}

function TB_position() {
// ------------------------------------------------------------ [position] #TB_window customize ------------------------------------------------------------
	if (!gHome) {
		var pagesize = TB_getPageSize();	
		var arrayPageScroll = TB_getPageScrollTop();
		$("#TB_window").css({width:TB_WIDTH+"px",left: (arrayPageScroll[0] + (pagesize[0] - TB_WIDTH)/2)+"px", top: (arrayPageScroll[1] + (pagesize[1]-TB_HEIGHT)/2)+"px" });
	}
}

function TB_overlaySize(){
	if (!gHome) {
		if (window.innerHeight && window.scrollMaxY || window.innerWidth && window.scrollMaxX) {	
			yScroll = window.innerHeight + window.scrollMaxY;
			xScroll = window.innerWidth + window.scrollMaxX;
			var deff = document.documentElement;
			var wff = (deff&&deff.clientWidth) || document.body.clientWidth || window.innerWidth || self.innerWidth;
			var hff = (deff&&deff.clientHeight) || document.body.clientHeight || window.innerHeight || self.innerHeight;
			xScroll -= (window.innerWidth - wff);
			yScroll -= (window.innerHeight - hff);
		} else if (document.body.scrollHeight > document.body.offsetHeight || document.body.scrollWidth > document.body.offsetWidth){ // all but Explorer Mac
			yScroll = document.body.scrollHeight;
			xScroll = document.body.scrollWidth;
		} else { // Explorer Mac...would also work in Explorer 6 Strict, Mozilla and Safari
			yScroll = document.body.offsetHeight;
			xScroll = document.body.offsetWidth;
		}
		$("#TB_overlay").css({"height":yScroll +"px", "width":xScroll +"px"});
		$("#TB_HideSelect").css({"height":yScroll +"px","width":xScroll +"px"});
	} else {
// ------------------------------------------------------------ [position] #TB_overlay customize ------------------------------------------------------------
		$("#TB_overlay").css({"top":"-240px","height":$("#content").height()+"px","width":"704px"});
	}
}

function TB_load_position() {
// ------------------------------------------------------------ [position] #TB_load customize ------------------------------------------------------------
	var pagesize = TB_getPageSize();
	var arrayPageScroll = TB_getPageScrollTop();
	$("#TB_load")
	.css({left: (arrayPageScroll[0] + (pagesize[0] - 100)/2)+"px", top: (arrayPageScroll[1] + ((pagesize[1]-100)/2))+"px" })
	.css({display:"block"});
}

function TB_arrow_position() {
// ------------------------------------------------------------ [position] #TB_arrow customize ------------------------------------------------------------
	if (gHome) {
		contentP = jQuery.iUtil.getPosition(document.getElementById("content"));
		triggerP  = jQuery.iUtil.getPosition(document.getElementById(gTriggerID));
		$("#TB_arrow").css({"right":""+(526 + contentP.x - triggerP.x - $("#"+gTriggerID).width()/2)+"px"});
	}
}


function TB_parseQuery ( query ) {
   var Params = new Object ();
   if ( ! query ) return Params; // return empty object
   var Pairs = query.split(/[;&]/);
   for ( var i = 0; i < Pairs.length; i++ ) {
      var KeyVal = Pairs[i].split('=');
      if ( ! KeyVal || KeyVal.length != 2 ) continue;
      var key = unescape( KeyVal[0] );
      var val = unescape( KeyVal[1] );
      val = val.replace(/\+/g, ' ');
      Params[key] = val;
   }
   return Params;
}

function TB_getPageScrollTop(){
	var yScrolltop;
	var xScrollleft;
	if (self.pageYOffset || self.pageXOffset) {
		yScrolltop = self.pageYOffset;
		xScrollleft = self.pageXOffset;
	} else if (document.documentElement && document.documentElement.scrollTop || document.documentElement.scrollLeft ){	 // Explorer 6 Strict
		yScrolltop = document.documentElement.scrollTop;
		xScrollleft = document.documentElement.scrollLeft;
	} else if (document.body) {// all other Explorers
		yScrolltop = document.body.scrollTop;
		xScrollleft = document.body.scrollLeft;
	}
	arrayPageScroll = new Array(xScrollleft,yScrolltop) 
	return arrayPageScroll;
}

function TB_getPageSize(){
	var de = document.documentElement;
	var w = window.innerWidth || self.innerWidth || (de&&de.clientWidth) || document.body.clientWidth;
	var h = window.innerHeight || self.innerHeight || (de&&de.clientHeight) || document.body.clientHeight
	arrayPageSize = new Array(w,h) 
	return arrayPageSize;
}