// JavaScript Document

function TB_show_slideshow(caption, url, 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='lib/gfx/thickbox_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'>&nbsp;&nbsp;<a href='#'>Next &gt;</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='#'>&lt; Prev</a></span>";
							}
						} else {
							TB_FoundURL = true;
							TB_imageCount = "Image " + (TB_Counter + 1) +" of "+ (TB_TempArray.length);											
						}
				}
			}

			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 href='' id='TB_ImageOff' title='Schliessen [X]'><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='Schliessen [X]'>Schliessen [X]</a></div>"); 		
			
			$("#TB_closeWindowButton").click(TB_remove);
			
			if (!(TB_PrevHTML == "")) {
				function goPrev(){
					if($(document).unbind("click",goPrev)){$(document).unbind("click",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);
				
			}
			
			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 );
			
			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='Schliessen [X]'>Schliessen [X]</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'>Schliessen [X]</a></div></div><div id='TB_ajaxContent' style='width:"+ajaxContentW+"px;height:"+ajaxContentH+"px;'></div>");
			}
					
			$("#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{
					$("#TB_ajaxContent").load(url, 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 );
	}
	return true;
}

slideshow_stop = false;

slideshow_pause = 'false';

var current_image;

function show_image(image_num){
	slideshow_stop = false;
	$("#current_image").val(image_num);
	image_string = slideshow_files[image_num];
	image_string = image_string.split("|");
	image_id = image_string[0];
	image_url = image_string[1];
	show_speed = $("#speed").val();
	if(TB_show_slideshow('', image_url, null)){
		// $("#TB_window").fadeTo(0, 0.66);
		opcatiy = $("#opacity").val();
		$("#TB_window").css({ opacity: opcatiy });
		$("#file_"+image_id).addClass("file_selected");
		window.setTimeout("next_image("+image_num+")",show_speed);
	}
}

function show_single_image(image_num){
	$("#current_image").val(image_num);
	image_string = slideshow_files[image_num];
	image_string = image_string.split("|");
	image_id = image_string[0];
	image_url = image_string[1];
	if(TB_show_slideshow('', image_url, null)){
		// $("#TB_window").fadeTo(0, 0.66);
		opcatiy = $("#opacity").val();
		$("#TB_window").css({ opacity: opcatiy });
		$("#file_"+image_id).addClass("file_selected");
	}
}




function next_image(image_num){
	current_image = image_num;
	image_string = slideshow_files[image_num];
	image_string = image_string.split("|");
	image_id = image_string[0];
	image_url = image_string[1];



	slideshow_pause = $("#pause").val();

	if(slideshow_pause == 'false'){
	
		if(!slideshow_stop){
			if(image_num <= (slideshow_files.length -3) ){
				if(!TB_remove()){
					slideshow_stop = false;
					$("#file_"+image_id).removeClass("file_selected");
					window.setTimeout("show_image("+(image_num + 1)+")",250);
				}
			}else{
				$("#file_"+image_id).removeClass("file_selected");
				TB_remove();
			}
		}else{
			$("#file_"+image_id).removeClass("file_selected");
			TB_remove();
		}
	}else{
		if(slideshow_stop != true){
			window.setTimeout("next_image("+image_num+")",500);
		}
	}
}

function gotopic(type){
	image_num = $("#current_image").val();
	image_num = parseInt(image_num);


	$("#pause").val("true");
	if(!TB_remove()){
		if(type == 'prev'){

			if(1 <= image_num){
				new_im_num = image_num - 1;
			}else{
				new_im_num = 0;
			}
			
		}
		if(type == 'next'){
			if(image_num <= (slideshow_files.length -3)){
					new_im_num = image_num + 1;
			}else{
				new_im_num = slideshow_files.length - 2;	
			}		
		}
		if(type == 'continue'){
			if(slideshow_stop == true){
				$("#pause").val("false");
				slideshow_stop = false;
				window.setTimeout("show_image("+image_num+")",250);
				$("#slideshow_continue").hide();
			}
		}else{
			slideshow_stop = true;
			image_string = slideshow_files[new_im_num];
			image_string = image_string.split("|");
			image_id = image_string[0];
			image_url = image_string[1];
			$(".file").removeClass("file_selected");
			$("#slideshow_continue").show();
			window.setTimeout("show_single_image("+new_im_num+")",250);
		}
	}
}