/*
 * 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);

//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;
	TB_show(t,this.href,g);
	this.blur();
	return false;
	});
}

  TB_AllImages     = new Array();
  function startDia() {
  
  window.setTimeout("nextDia()",3000);
  
  }

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

	try {
		if (document.getElementById("TB_HideSelect") == null) {
		$("body").append("<iframe id='TB_HideSelect'></iframe><div id='TB_overlay'></div><div id='TB_window'></div>");
		$("#TB_overlay").click(TB_remove);
		}
		
		if(caption==null){caption=""};
		
		$(window).scroll(TB_position);
 		
		TB_overlaySize();
		
		$("body").append("<div id='TB_load'><img src='images/loadingAnimation.gif' /></div>");
		TB_load_position();
		
		
		
	   if(bildurl.indexOf("?")!==-1){ //If there is a query string involved
			var baseURL = bildurl.substr(0, bildurl.indexOf("?"));
	   }else{ 
	   		var baseURL = bildurl;
	   }
	   var urlString = /\.jpg|\.jpeg|\.png|\.gif|\.bmp/g;
	   var urlType = baseURL.toLowerCase().match(urlString);
	   
	   var urlArray= baseURL.split('/');	   
		 var imgName = urlArray[(urlArray.length)-1];
		 var imgName = imgName.replace(urlType,'');
		 
		 // check for type of image
		 var pattern =/\.(jpg|jpeg|png|gif|bmp)/;
		 if (pattern.test(urlType)) {
				
			TB_PrevCaption   = '';
			TB_PrevURL       = '';
			TB_PrevHTML      = '';
			TB_NextCaption   = '';
			TB_NextURL       = '';
			TB_NextHTML      = '';
			TB_Diashow       = '';			
			TB_SendToAFriend = '';
			TB_StartDia      = true;
			TB_imageCount    = '';
			TB_FoundURL      = false;
		
			if(imageGroup){
				TB_TempArray = $('a[@rel='+imageGroup+']').get();
				TB_AllImages = TB_TempArray;
				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 == bildurl) {						
							TB_FoundURL      = true;
							TB_SendToAFriend = "<span id='send' style='padding-left:20'>&nbsp;<a href='mailto:name@domain.de?subject="+imgName+"&body="+imgName+"'>Mail den Link&nbsp;</a></span>";
							TB_Diashow       = "<span id='TB_dia'>&nbsp;&nbsp;<a href='#'>Diaschau</a></span>";
							TB_imageCount    = "Bild " + (TB_Counter + 1) +" von "+ (TB_TempArray.length);											
						} 
						else {
							if (TB_FoundURL) {
								TB_NextCaption = TB_TempArray[TB_Counter].title;
								TB_NextURL     = TB_TempArray[TB_Counter].href;
								TB_NextHTML    = '<span id="TB_next">&nbsp;&nbsp;<a href="#">Bild vor</a></span>';
							} 
							else {
								TB_PrevCaption = TB_TempArray[TB_Counter].title;
								TB_PrevURL     = TB_TempArray[TB_Counter].href;
								TB_PrevHTML    = '<span id="TB_prev">&nbsp;&nbsp;<a href="#">Bild zurück</a></span>';
							}
						}
				}

                         TB_PrevHTML   = (TB_PrevHTML == '') ? '<span>&nbsp;&nbsp;Bild zurück</span>' : TB_PrevHTML;
  		         TB_NextHTML   = (TB_NextHTML == '') ? '<span>&nbsp;&nbsp;Bild vor</span>'    : TB_NextHTML;
			 document.getElementById('preloadNextImage').src = TB_NextURL;
			 document.getElementById('preloadPrevImage').src = TB_PrevURL;
			}

            
              
			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;
			
			var tmp   = '<a href="" id="TB_ImageOff" title="Close">';
			    tmp  +=  '<img id="TB_Image" src="'+bildurl+'" width="'+imageWidth+'" height="'+imageHeight+'" alt="'+caption+'" />';
			    tmp  += '</a>';
			    tmp  +=  '<div class="storyText" style="width:'+imageWidth+'">'+caption+'</div>';
			    tmp  += '<div id="TB_caption">';
			    tmp  +=   '<div id="TB_secondLine">';
			    tmp  +=     TB_imageCount + TB_PrevHTML + TB_NextHTML;
			    tmp  +=   '</div>';
			    tmp  += '</div>';
			    tmp  += '<div id="TB_closeWindow">';
			    tmp  +=   '<a href="#" id="TB_closeWindowButton" title="schliessen"><b>schliessen</b></a>';
			    tmp  += '</div>';
			    
			$("#TB_window").append(tmp); 
					
			$("#TB_closeWindowButton").click(TB_remove);
			
			var pattern =/href/;
			if (pattern.test(TB_PrevHTML)) {
				function goPrev(){					
					if(document.all){$("#TB_window").hide();}
					$("#TB_window").empty();
					TB_show(TB_PrevCaption, TB_PrevURL, imageGroup);
					return false;	
				}
				$("#TB_prev").click(goPrev);
			}
			
			if (pattern.test(TB_NextHTML)) {		
				function goNext(){
					if(document.all){$("#TB_window").hide();}
					$("#TB_window").empty();					
					TB_show(TB_NextCaption, TB_NextURL, imageGroup);				
					return false;	
				}
				$("#TB_next").click(goNext);
				
			}
			if (!(TB_Diashow == '')) {
				  function goDia() {
					if(document.all){$("#TB_window").hide();}
					$("#TB_window").empty();					
					//TB_show(TB_NextCaption, TB_NextURL, imageGroup);				
					nextDia();
					return false;	                                    
                                   }						
				$("#TB_dia").click(goDia);
				
			}			
			
			
					

			TB_position();
			$("#TB_load").remove();
			$("#TB_ImageOff").click(TB_remove);
			$("#TB_window").css({display:"block"}); //for safari using css instead of show
			}
	  
			imgPreloader.src = bildurl;
		}else{//code to show html pages
			
			var queryString = bildurl.replace(/^[^\?]+\??/,'');
			var params   = TB_parseQuery( queryString );			
			TB_WIDTH     = (params['width']*1) + 30;
			TB_HEIGHT    = (params['height']*1) + 40;
			ajaxContentW = TB_WIDTH - 30;
			ajaxContentH = TB_HEIGHT - 45;
			
			if(bildurl.indexOf('TB_iframe') != -1){				
					urlNoQuery = bildurl.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>");
				}else{
					$("#TB_window").append("<div id='TB_title'><div id='TB_ajaxWindowTitle'>"+caption+"</div><div id='TB_closeAjaxWindow'><a href='#' id='TB_closeWindowButton'>close</a></div></div><div id='TB_ajaxContent' style='width:"+ajaxContentW+"px;height:"+ajaxContentH+"px;'></div>");
			}
					
			$("#TB_closeWindowButton").click(TB_remove);
			
				if(bildurl.indexOf('TB_inline') != -1){	
					$("#TB_ajaxContent").html($('#' + params['inlineId']).html());
					TB_position();
					$("#TB_load").remove();
					$("#TB_window").css({display:"block"}); 
				}else if(bildurl.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{
					$("#TB_ajaxContent").load(bildurl, function(){
						TB_position();
						$("#TB_load").remove();
						$("#TB_window").css({display:"block"}); 
					});
				}
			
		}
		
		$(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() {
 	$("#TB_imageOff").unclick();
	$("#TB_overlay").unclick();
	$("#TB_closeWindowButton").unclick();
	$("#TB_window").fadeOut("fast",function(){$('#TB_window,#TB_overlay,#TB_HideSelect').remove();});
	$("#TB_load").remove();
	return false;
}

function TB_position() {
	var pagesize = TB_getPageSize();	
	var arrayPageScroll = TB_getPageScrollTop();	
	if(document.all) {
	  $("#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" });
	}
  else { 
         try {
	   document.getElementById('TB_window').style.position='fixed';
	   $("#TB_window").css({width:TB_WIDTH+"px",left: ( (pagesize[0] - TB_WIDTH)/2)+"px", top: ((pagesize[1]-TB_HEIGHT)/2)+"px" });
	 }
	 catch(e) {
	  return false;
	 }
  }
}

function TB_overlaySize(){
	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"});
}

function TB_load_position() {
	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_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;
}