/*

 * 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;

	});

}



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='scripts/thickbox/loadingAnimation.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("<div id='TB_closeWindow'><a href='#' id='TB_closeWindowButton' title='Close' style='color:#ff0000;'>X</a></div><a href='' id='TB_ImageOff' title='Close'><img id='TB_Image' src='"+url+"' width='"+imageWidth+"' height='"+imageHeight+"' alt=''/></a>" + "<div id='TB_caption'>"+caption+"<div id='TB_secondLine'>" + TB_imageCount + TB_PrevHTML + TB_NextHTML + "</div></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>");

					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='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(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 );

	}

}



//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();



	

	$("#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", height: "auto" });



}



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.documentElement.offsetHeight; //document.body.offsetHeight; changed 12.10.2006 to fix firefox problem

		xScroll = document.documentElement.offsetWidth; //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;

}