/*
 * Thickbox 3.1 - One Box To Rule Them All.
 * By Cody Lindley (http://www.codylindley.com)
 * Copyright (c) 2007 cody lindley
 * Licensed under the MIT License: http://www.opensource.org/licenses/mit-license.php
*/

var player = [];
function playerReady(thePlayer)
{
	player[thePlayer.id] = window.document[thePlayer.id];
}

var player;

var tb_pathToImage = "/res/mgallery/loadingAnimation.gif";

var tb_nav_width = 200;
var isNavShown = false;

var text_first = 'první';
var text_prev = 'předchozí';
var text_next = 'další';
var text_last = 'poslední';
var text_close = 'zavřít';
var text_slide_start = 'spustit slideshow';
var text_slide_end = 'zastavit slideshow';
var text_info = 'EXIF informace';
var text_item = 'Položka';
var text_item_of = 'z';

/*!!!!!!!!!!!!!!!!! edit below this line at your own risk !!!!!!!!!!!!!!!!!!!!!!!*/

var oExifInfo = null;
var EXIF_WIDTH = 600;

var slideshow = false;
var slideshowId = null;
var slideshowTime = 5000;

var slideCaption = '';
var slideURL = '';
var slideGroup = '';

var flashObjectId = null;

var flashChildred = [];

//on page load call tb_init
$(document).ready(function(){   
	tb_init('a.thickbox, area.thickbox, input.thickbox');//pass where to apply thickbox
	imgLoader = new Image();// preload image
	imgLoader.src = tb_pathToImage;
});

//add thickbox to href & area elements that have a class of .thickbox
function tb_init(domChunk){
	$(domChunk).click(function(){
	var t = this.title || this.name || null;
	var a = this.href || this.alt;
	var g = this.rel || false;
	tb_show(t,a,g);
	this.blur();
	return false;
	});
}

function tb_show(caption, url, imageGroup) {//function called when the user clicks on a thickbox link
	
	try
	{
		if (typeof document.body.style.maxHeight === "undefined")
		{//if IE 6
			$("body","html").css({height: "100%", width: "100%"});
			$("html").css("overflow","hidden");
			if (document.getElementById("TB_HideSelect") === null)
			{//iframe to hide select elements in ie6
				$("body").append("<iframe id='TB_HideSelect'></iframe><div id='TB_overlay'></div><div id='TB_window'></div>"+(!isNavShown ? "<div id='TB_nav'></div>" : ""));
				$("#TB_overlay").click(tb_remove);
			}
		}
		else
		{//all others
			if(document.getElementById("TB_overlay") === null)
			{
				$("body").append("<div id='TB_overlay'></div><div id='TB_window'></div>"+(!isNavShown ? "<div id='TB_nav'></div>" : ""));
				$("#TB_overlay").click(tb_remove);
			}
		}
		
		if(tb_detectMacXFF()){
			$("#TB_overlay").addClass("TB_overlayMacFFBGHack");//use png overlay so hide flash
		}else{
			$("#TB_overlay").addClass("TB_overlayBG");//use background and opacity
		}
		
		if(caption===null){caption="";}
		$("body").append("<div id='TB_load'><img src='"+imgLoader.src+"' /></div>");//add loader to the page
		$('#TB_load').show();//show loader
		
		var baseURL;
	   if(url.indexOf("?")!==-1){ //ff there is a query string involved
			baseURL = url.substr(0, url.indexOf("?"));
	   }else{ 
	   		baseURL = url;
	   }
	   
		TB_PrevCaption = "";
		TB_PrevURL = "";
		TB_PrevHTML = "";
		TB_NextCaption = "";
		TB_NextURL = "";
		TB_NextHTML = "";
		TB_imageCount = "";
		TB_FoundURL = false;
		
		TB_FirstCaption = "";
		TB_FirstURL = "";
		TB_FirstHTML = "";
		
		TB_LastCaption = "";
		TB_LasttURL = "";
		TB_LasttHTML = "";
		
		oExifInfo = null;
		flashObjectId = null;
		
		isNavShown = true;
		
		isOnFirstItem = false;
		isOnLastItem = false;
		
		if(imageGroup)
		{
			TB_TempArray = $("a[@rel="+imageGroup+"]").get();
			for (TB_Counter = 0; TB_Counter < TB_TempArray.length; TB_Counter++)
			{
				var urlTypeTemp = TB_TempArray[TB_Counter].href.toLowerCase().match(urlString);
				
				if (TB_Counter == 0)
				{
					TB_FirstCaption = TB_TempArray[TB_Counter].title;
					TB_FirstURL = TB_TempArray[TB_Counter].href;
					TB_FirstHTML = "<span id='TB_first'><a href='#'><img src='/res/mgallery/icons/first.gif' width='30' height='30' class='mmg-nav-ico-small' alt='" + text_first + "' /></a></span>";
				}
				if (TB_Counter == (TB_TempArray.length - 1))
				{
					TB_LastCaption = TB_TempArray[TB_Counter].title;
					TB_LastURL = TB_TempArray[TB_Counter].href;
					TB_LastHTML = "<span id='TB_last'><a href='#'><img src='/res/mgallery/icons/last.gif' width='30' height='30' class='mmg-nav-ico-small' alt='" + text_last + "' /></a></span>";
				}
				
				if (!(TB_TempArray[TB_Counter].href == url))
				{
					if (TB_FoundURL && TB_NextHTML == "")
					{
						TB_NextCaption = TB_TempArray[TB_Counter].title;
						TB_NextURL = TB_TempArray[TB_Counter].href;
						TB_NextHTML = "<span id='TB_next'><a href='#'><img src='/res/mgallery/icons/forward.gif' width='30' height='30' class='mmg-nav-ico-small' alt='" + text_next + "' /></a></span>";
					}
					else if (!TB_FoundURL)
					{
						TB_PrevCaption = TB_TempArray[TB_Counter].title;
						TB_PrevURL = TB_TempArray[TB_Counter].href;
						TB_PrevHTML = "<span id='TB_prev'><a href='#'><img src='/res/mgallery/icons/back.gif' width='30' height='30' class='mmg-nav-ico-small' alt='" + text_prev + "' /></a></span>";
					}
				}
				else
				{
					if (TB_Counter == 0)
					{
						isOnFirstItem = true;
					}
					if (TB_Counter == (TB_TempArray.length - 1))
					{
						isOnLastItem = true;
					}
					
					TB_FoundURL = true;
					TB_imageCount = text_item+ " " + (TB_Counter + 1) +" " + text_item_of + " "+ (TB_TempArray.length);
					
					// EXIF info
					if (TB_TempArray[TB_Counter].id)
					{
						oExifInfo = document.getElementById('MGalleryExif' + TB_TempArray[TB_Counter].id);
					}
				}
			}
			
			if (TB_PrevHTML == "" && TB_LastHTML != "")
			{
				TB_PrevCaption = TB_LastCaption;
				TB_PrevURL = TB_LastURL;
				TB_PrevHTML = "<span id='TB_prev'><a href='#'><img src='/res/mgallery/icons/back.gif' width='30' height='30' class='mmg-nav-ico-small' alt='" + text_prev + "' /></a></span>";
			}
			if (TB_NextHTML == "" && TB_FirstHTML != "")
			{
				TB_NextCaption = TB_FirstCaption;
				TB_NextURL = TB_FirstURL;
				TB_NextHTML = "<span id='TB_next'><a href='#'><img src='/res/mgallery/icons/forward.gif' width='30' height='30' class='mmg-nav-ico-small' alt='" + text_next + "' /></a></span>";
			}
		}
		
		var tmpCloseButton = "<a href='#' id='TB_closeWindowButton' title='" + text_close + "'><img src='/res/mgallery/icons/delete.gif' width='30' height='30' class='mmg-nav-ico-small' alt='" + text_close + "' /></a>";
		
		var tmpInfoButton = "<a href='#' id='TB_infoButton' title='" + text_info + "'><img src='/res/mgallery/icons/info" + (!oExifInfo ? "-off" : "") + ".gif' width='30' height='30' class='mmg-nav-ico-small' alt='" + text_info + "' /></a>";
		
		var tmpSlideButtonS = "<a href='#' id='TB_slideButtonS' title='" + text_slide_start + "' style='display: " + (slideshow ? "none" : "") + ";'><img src='/res/mgallery/icons/run.gif' width='40' height='40'  alt='" + text_slide_start + "' /></a>";
		var tmpSlideButtonE = "<a href='#' id='TB_slideButtonE' title='" + text_slide_end + "' style='display: " + (!slideshow ? "none" : "") + ";'><img src='/res/mgallery/icons/stop.gif' width='40' height='40' alt='" + text_slide_end + "' /></a>";
		
		var sp = '&nbsp;&nbsp;';
		
		document.getElementById('TB_nav').innerHTML = '';
		$("#TB_nav").append(TB_FirstHTML + sp + TB_PrevHTML + sp + tmpSlideButtonS + tmpSlideButtonE + sp + TB_NextHTML + sp + TB_LastHTML + sp + tmpInfoButton + sp + tmpCloseButton);
		
	   var urlString = /\.jpg$|\.jpeg$|\.png$|\.gif$|\.bmp$/;
	   var urlType = baseURL.toLowerCase().match(urlString);
		
		if (urlType == '.jpg' || urlType == '.jpeg' || urlType == '.png' || urlType == '.gif'  || urlType == '.bmp') //code to show images
		{
			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 + 30;
				TB_HEIGHT = imageHeight + 60;
				
				$("#TB_window").append("<a id='TB_ImageOff'><img id='TB_Image' src='"+url+"' width='"+imageWidth+"' height='"+imageHeight+"' alt='"+caption+"'/></a>" + "<div id='TB_caption'>"+caption+"<div id='TB_secondLine'>" + TB_imageCount + "</div></div>");
				
				tb_position();
				$("#TB_load").remove();
				//$("#TB_ImageOff").click(tb_remove);
				$("#TB_ImageOff").click(tb_on_image);
				$("#TB_window").css({display:"block"}); //for safari using css instead of show
				$("#TB_nav").css({display:"block"}); //for safari using css instead of show
			};
			
			imgPreloader.src = url;
		}
		else //code to show html and SWF/MP3
		{
			
			var queryString = url.replace(/^[^\?]+\??/,'');
			var params = tb_parseQuery( queryString );

			TB_WIDTH = (params['width']*1) + 30 || 630; //defaults to 630 if no paramaters were added to URL
			TB_HEIGHT = (params['height']*1) + 40 || 440; //defaults to 440 if no paramaters were added to URL
			ajaxContentW = TB_WIDTH - 30;
			ajaxContentH = TB_HEIGHT - 45;
			
			if(url.indexOf('TB_iframe') != -1)
			{// either iframe or ajax window		
				urlNoQuery = url.split('TB_');
				$("#TB_iframeContent").remove();
				if(params['modal'] != "true")
				{//iframe no modal
					$("#TB_window").append("<div id='TB_title'><div id='TB_ajaxWindowTitle'>"+caption+"</div></div><iframe frameborder='0' hspace='0' src='"+urlNoQuery[0]+"' id='TB_iframeContent' name='TB_iframeContent"+Math.round(Math.random()*1000)+"' onload='tb_showIframe()' style='width:"+(ajaxContentW + 29)+"px;height:"+(ajaxContentH + 17)+"px;' > </iframe>");
				}
				else
				{//iframe modal
					$("#TB_overlay").unbind();
					$("#TB_window").append("<iframe frameborder='0' hspace='0' src='"+urlNoQuery[0]+"' id='TB_iframeContent' name='TB_iframeContent"+Math.round(Math.random()*1000)+"' onload='tb_showIframe()' style='width:"+(ajaxContentW + 29)+"px;height:"+(ajaxContentH + 17)+"px;'> </iframe>");
				}
			}
			else
			{// not an iframe, ajax
				if($("#TB_window").css("display") != "block")
				{
					if(params['modal'] != "true") //ajax no modal
					{
						//$("#TB_window").append("<div id='TB_title'><div id='TB_ajaxWindowTitle'>"+caption+"</div></div><div id='TB_ajaxContent' style='width:"+ajaxContentW+"px;height:"+ajaxContentH+"px'></div>");
						$("#TB_window").append("<br><div id='TB_ajaxContent' style='width:"+ajaxContentW+"px;height:"+ajaxContentH+"px'></div><div id='TB_caption'>"+caption+"<div id='TB_secondLine'>" + TB_imageCount + "</div></div>");
					}
					else //ajax modal
					{
						$("#TB_overlay").unbind();
						$("#TB_window").append("<div id='TB_ajaxContent' class='TB_modal' style='width:"+ajaxContentW+"px;height:"+ajaxContentH+"px;'></div>");	
					}
				}
				else
				{//this means the window is already up, we are just loading new content via ajax
					$("#TB_ajaxContent")[0].style.width = ajaxContentW +"px";
					$("#TB_ajaxContent")[0].style.height = ajaxContentH +"px";
					$("#TB_ajaxContent")[0].scrollTop = 0;
					$("#TB_ajaxWindowTitle").html(caption);
				}
			}
			
			if(url.indexOf('TB_inline') != -1)
			{
				//alert(document.getElementById(params['inlineId']).innerText);
				//alert(document.getElementById('TB_ajaxContent'));
				
				
				//alert(params['inlineId']);
				//alert(params['objectId']);
				//alert(document.getElementById(params['inlineId']).innerHTML);
				
				flashObjectId = params['objectId'];
				
				if (!flashChildred[ params['inlineId'] ])
				{
					flashChildred[ params['inlineId'] ] = $('#' + params['inlineId']).children();
					//flashChildred[ params['inlineId'] ] = document.getElementById(params['inlineId']);
				}
				
				$("#TB_ajaxContent").append(flashChildred[ params['inlineId'] ]);
				
				if (flashObjectId && player[flashObjectId])
				{
					//alert(flashObjectId);
					//alert(document.getElementById(flashObjectId).tagName);
					//document.getElementById(flashObjectId).sendEvent("STOP");
					//alert(player[flashObjectId]);
					//setTimeout('alert(123)', 3000);
					//alert(45);
					//setTimeout('player[flashObjectId].sendEvent("STOP")', 5000);
					//player[flashObjectId].sendEvent('STOP');
				}
				
				//$("#TB_ajaxContent").append(document.getElementById(params['inlineId']).innerHTML);
				
				//document.getElementById('TB_ajaxContent').appendChild(document.createElement(document.getElementById(params['inlineId']).innerHTML));
				
				$("#TB_window").unload(function ()
				{
					$('#' + params['inlineId']).append( $("#TB_ajaxContent").children() ); // move elements back when you're finished
				});
				
				tb_position();
				$("#TB_load").remove();
				$("#TB_window").css({display:"block"}); 
				$("#TB_nav").css({display:"block"}); //for safari using css instead of show
				
				
				// zastavid slideshow po kliknuti
				// document.getElementById('TB_window').onclick = SlideStop;
				/*
				if (flashObjectId && player[flashObjectId])
				{
					player[flashObjectId].onclick = SlideStop;
				}
				*/
			}
			else if(url.indexOf('TB_iframe') != -1)
			{
				tb_position();
				if($.browser.safari)
				{//safari needs help because it will not fire iframe onload
					$("#TB_load").remove();
					$("#TB_window").css({display:"block"});
				}
			}
			else
			{
				$("#TB_ajaxContent").load(url += "&random=" + (new Date().getTime()),function()
				{//to do a post change this load method
					tb_position();
					$("#TB_load").remove();
					tb_init("#TB_ajaxContent a.thickbox");
					$("#TB_window").css({display:"block"});
				});
			}
		}
		
		/*
		if(!params['modal'])
		{
			document.onkeyup = function(e)
			{
				if (e == null) // ie
				{
					keycode = event.keyCode;
				}
				else // mozilla
				{
					keycode = e.which;
				}
				if(keycode == 27) // close
				{
					tb_remove();
				}	
			};
		}
		*/
		
		
		$("#TB_closeWindowButton").click(tb_remove);
		
		if (!(TB_FirstHTML === ""))
		{
			function goFirst()
			{
				if (!isOnFirstItem)
				{
					if (oExifInfo) oExifInfo.style.display = 'none';
					if (flashObjectId && player[flashObjectId])
					{
						//player[flashObjectId].sendEvent('STOP');
					}
					
					//if($(document).unbind("click",goPrev)){$(document).unbind("click",goPrev);}
					$("#TB_window").remove();
					//$("#TB_nav").remove();
					$("body").append("<div id='TB_window'></div>");
					tb_show(TB_FirstCaption, TB_FirstURL, imageGroup);
				}
				return false;	
			}
			$("#TB_first").click(goFirst);
		}
		
		if (!(TB_PrevHTML === ""))
		{
			function goPrev()
			{
				if (oExifInfo) oExifInfo.style.display = 'none';
				if (flashObjectId && player[flashObjectId])
				{
					//player[flashObjectId].sendEvent('STOP');
				}
				
				//if($(document).unbind("click",goPrev)){$(document).unbind("click",goPrev);}
				$("#TB_window").remove();
				//$("#TB_nav").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()
			{
				if (oExifInfo) oExifInfo.style.display = 'none';
				if (flashObjectId && player[flashObjectId])
				{
					//player[flashObjectId].sendEvent('STOP');
				}
				
				$("#TB_window").remove();
				//$("#TB_nav").remove();
				$("body").append("<div id='TB_window'></div>");
				tb_show(TB_NextCaption, TB_NextURL, imageGroup);
				return false;	
			}
			$("#TB_next").click(goNext);
			
			// slideshow
			$("#TB_slideButtonS").click(SlideControl);
			$("#TB_slideButtonE").click(SlideControl);
			
			slideCaption = TB_NextCaption;
			slideURL = TB_NextURL;
			slideGroup = imageGroup;
		}

		if (!(TB_LastHTML === ""))
		{		
			function goLast()
			{
				if (!isOnLastItem)
				{
					if (oExifInfo) oExifInfo.style.display = 'none';
					if (flashObjectId && player[flashObjectId])
					{
						//player[flashObjectId].sendEvent('STOP');
					}
					
					$("#TB_window").remove();
					//$("#TB_nav").remove();
					$("body").append("<div id='TB_window'></div>");
					tb_show(TB_LastCaption, TB_LastURL, imageGroup);
				}
				return false;
			}
			$("#TB_last").click(goLast);
		}
		
		if (oExifInfo)
		{
			oExifInfo.style.display = 'none';
		}
		function showExifInfo()
		{
			if (oExifInfo)
			{
				if (oExifInfo.style.display == 'none')
				{
					oExifInfo.style.display = 'block';
				}
				else
				{
					oExifInfo.style.display = 'none';
				}
			}
			return false;	
		}
		$("#TB_infoButton").click(showExifInfo);
		
		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();
				}
			}	
		};
		
	}
	catch(e)
	{
		alert(e.description);
		//nothing here
	}
}

//helper functions below
function tb_showIframe(){
	$("#TB_load").remove();
	$("#TB_window").css({display:"block"});
}

function tb_remove()
{
	if (oExifInfo)
	{
		oExifInfo.style.display = 'none';
		//$("#TB_exif").remove();
	}
	if (slideshow) SlideControl();
	if (flashObjectId && player[flashObjectId])
	{
		//player[flashObjectId].sendEvent('STOP');
	}
	
 	$("#TB_imageOff").unbind("click");
	$("#TB_closeWindowButton").unbind("click");
	//$("#TB_window").fadeOut("fast",function(){$('#TB_window,#TB_overlay,#TB_HideSelect').trigger("unload").unbind().remove();});
	
	$("#TB_window").remove();
	$("#TB_overlay").remove();
	$("#TB_HideSelect").remove();
	
	$("#TB_load").remove();
	$("#TB_nav").remove();
	isNavShown = false;
	if (typeof document.body.style.maxHeight == "undefined") // if IE 6
	{
		$("body","html").css({height: "auto", width: "auto"});
		$("html").css("overflow","");
	}
	document.onkeydown = "";
	document.onkeyup = "";
	return false;
}

function tb_on_image()
{
	if (slideshow) SlideControl();
	
	document.onkeydown = "";
	document.onkeyup = "";
	return false;
}

function tb_position()
{
	$("#TB_window").css({marginLeft: '-' + parseInt((TB_WIDTH / 2),10) + 'px', width: TB_WIDTH + 'px'});
	$("#TB_nav").css({marginLeft: '-' + parseInt((tb_nav_width / 2),10) + 'px'});
	if ( !(jQuery.browser.msie && jQuery.browser.version < 7)) // take away IE6
	{
		$("#TB_window").css({marginTop: '-' + parseInt((TB_HEIGHT / 2),10) + 'px'});
	}
	
	/*
	if (oExifInfo)
	{
		$("#" + oExifInfo.id).css({marginLeft: '-' + parseInt((EXIF_WIDTH / 2),10) + 'px', width: TB_WIDTH + 'px'});
	}
	*/
}

function tb_parseQuery ( query ) {
   var Params = {};
   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_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 = [w,h];
	return arrayPageSize;
}

function tb_detectMacXFF() {
  var userAgent = navigator.userAgent.toLowerCase();
  if (userAgent.indexOf('mac') != -1 && userAgent.indexOf('firefox')!=-1) {
    return true;
  }
}

function SlideControl()
{
	if (slideshow)
	{
		document.getElementById('TB_slideButtonS').style.display = '';
		document.getElementById('TB_slideButtonE').style.display = 'none';
		slideshow = false;
		clearInterval(slideshowId);
		slideshowId = null;
	}
	else
	{
		document.getElementById('TB_slideButtonS').style.display = 'none';
		document.getElementById('TB_slideButtonE').style.display = '';
		slideshow = true;
		slideshowId = setInterval('slideGoNext()', slideshowTime);
	}
}

function SlideStop()
{
	if (slideshow)
	{
		document.getElementById('TB_slideButtonS').style.display = '';
		document.getElementById('TB_slideButtonE').style.display = 'none';
		slideshow = false;
		clearInterval(slideshowId);
		slideshowId = null;
	}
}

function slideGoNext()
{
	if (oExifInfo)
	{
		oExifInfo.style.display = 'none';
	}
	if (flashObjectId && player[flashObjectId])
	{
		//player[flashObjectId].sendEvent('STOP');
	}
	
	$("#TB_window").remove();
	//$("#TB_nav").remove();
	$("body").append("<div id='TB_window'></div>");
	tb_show(slideCaption, slideURL, slideGroup);
	return false;	
}