/*

 * Thickbox 2.0 - 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);

//$(document).ready(bodyOnLoad);



//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;

	});

}



function TB_show(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='../images/loadingAnimation.gif' /></div>");

		TB_load_position();

		

		var urlString = /\.jpg|\.jpeg|\.png|\.gif|\.html|\.htm|\.php|\.cfm|\.asp|\.aspx|\.jsp|\.jst|\.rb|\.txt|\.bmp/g;

		var urlType = url.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='Close'><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'>close</a></div>"); 		

			

			$("#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>");

					$(document).unkeyup();

					TB_show(TB_PrevCaption, TB_PrevURL, imageGroup);

					return false;	

				}

			

				$("#TB_prev").click(goPrev);

				

				$(document).keyup( function(e){ var key = e.keyCode; if(key == 37){goPrev()} });

			}

			

			

			

			if (!(TB_NextHTML == "")) {		

				function goNext(){

					$("#TB_window").remove();

					$("body").append("<div id='TB_window'></div>");

					$(document).unkeyup();

					TB_show(TB_NextCaption, TB_NextURL, imageGroup);				

					return false;	

				}

				

				$("#TB_next").click(goNext);

			

				$(document).keyup( function(e){ var key = e.keyCode; if(key == 39){goNext()} });

			}

			

			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;

		}

		

		if(urlType=='.htm'||urlType=='.html'||urlType=='.php'||urlType=='.asp'||urlType=='.aspx'||urlType=='.jsp'||urlType=='.jst'||urlType=='.rb'||urlType=='.txt'||urlType=='.cfm' || (url.indexOf('TB_inline') != -1) || (url.indexOf('TB_iframe') != -1) ){//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.substr(0,TB_strpos(url, "?"));			

					$("#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><iframe src='"+urlNoQuery+"' id='TB_iframeContent' style='width:"+(ajaxContentW + 30)+"px;height:"+(ajaxContentH + 18)+"px;'></iframe>");

				}else{

					urlNoQuery = url.substr(0,TB_strpos(url, "&TB_"));

					$("#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(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();

					$("#TB_load").remove();

					$("#TB_window").css({display:"block"}); 

				}else{

					$("#TB_ajaxContent").load(url, function(){

						TB_position();

						$("#TB_load").remove();

						$("#TB_window").css({display:"block"}); 

					});

				}

			

		}

		

		$(window).resize(TB_position);

		

	} catch(e) {

		alert( e );

	}

}



//helper functions below



function TB_remove() {

	$("#TB_window").fadeOut("fast",function(){$('#TB_window,#TB_overlay,#TB_HideSelect').remove();});

	$("#TB_load").remove();

	$(document).unkeyup();

	return false;

}



function TB_position() {

	var pagesize = TB_getPageSize();	

	var arrayPageScroll = TB_getPageScrollTop();

	

	$("#TB_window").css({width:TB_WIDTH+"px",left: ((pagesize[0] - TB_WIDTH)/2)+"px", top: (arrayPageScroll[1] + ((pagesize[1]-TB_HEIGHT)/2))+"px" });

	TB_overlaySize();

}



function TB_overlaySize(){

	if (window.innerHeight && window.scrollMaxY) {	

		yScroll = window.innerHeight + window.scrollMaxY;

	} else if (document.body.scrollHeight > document.body.offsetHeight){ // all but Explorer Mac

		yScroll = document.body.scrollHeight;

	} else { // Explorer Mac...would also work in Explorer 6 Strict, Mozilla and Safari

		yScroll = document.body.offsetHeight;

  	}

	$("#TB_overlay").css("height",yScroll +"px");

	$("#TB_HideSelect").css("height",yScroll +"px");

}



function TB_load_position() {

	var pagesize = TB_getPageSize();

	var arrayPageScroll = TB_getPageScrollTop();



	$("#TB_load")

	.css({left: ((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;

	if (self.pageYOffset) {

		yScrolltop = self.pageYOffset;

	} else if (document.documentElement && document.documentElement.scrollTop){	 // Explorer 6 Strict

		yScrolltop = document.documentElement.scrollTop;

	} else if (document.body) {// all other Explorers

		yScrolltop = document.body.scrollTop;

	}

	arrayPageScroll = new Array('',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;

}



/*

function TB_strpos(str, ch) {

for (var i = 0; i < str.length; i++)

if (str.substring(i, i+1) == ch) return i;

return -1;

}

*/

function TB_strpos(str, ch) {

for (var i = 0; i < str.length; i++)

if (str.substring(i, i+ch.length) == ch) return i;

return -1; }