/*

 * 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

*/

if ( typeof tb_pathToImage != 'string' ) {

	var tb_pathToImage = thickboxL10n.loadingAnimation;

}

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

//on page load call tb_init

jQuery(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){

	jQuery(domChunk).live('click', tb_click);

}

function tb_click(){

	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

			jQuery("body","html").css({height: "100%", width: "100%"});

			jQuery("html").css("overflow","hidden");

			if (document.getElementById("TB_HideSelect") === null) {//iframe to hide select elements in ie6

				jQuery("body").append("<iframe id='TB_HideSelect'>"+thickboxL10n.noiframes+"</iframe><div id='TB_overlay'></div><div id='TB_window'></div>");

				jQuery("#TB_overlay").click(tb_remove);

			}

		}else{//all others

			if(document.getElementById("TB_overlay") === null){

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

				jQuery("#TB_overlay").click(tb_remove);

			}

		}

		if(tb_detectMacXFF()){

			jQuery("#TB_overlay").addClass("TB_overlayMacFFBGHack");//use png overlay so hide flash

		}else{

			jQuery("#TB_overlay").addClass("TB_overlayBG");//use background and opacity

		}

		if(caption===null){caption="";}

		jQuery('#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;

	   }

	   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

			TB_PrevCaption = "";

			TB_PrevURL = "";

			TB_PrevHTML = "";

			TB_NextCaption = "";

			TB_NextURL = "";

			TB_NextHTML = "";

			TB_imageCount = "";

			TB_FoundURL = false;

			if(imageGroup){

				TB_TempArray = jQuery("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='#'>"+thickboxL10n.next+"</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='#'>"+thickboxL10n.prev+"</a></span>";

							}

						} else {

							TB_FoundURL = true;

							TB_imageCount = thickboxL10n.image + ' ' + (TB_Counter + 1) + ' ' + thickboxL10n.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;

			jQuery("#TB_closeWindowButton").click(tb_remove);

			if (!(TB_PrevHTML === "")) {

				function goPrev(){

					if(jQuery(document).unbind("click",goPrev)){jQuery(document).unbind("click",goPrev);}

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

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

					tb_show(TB_PrevCaption, TB_PrevURL, imageGroup);

					return false;

				}

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

			}

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

				function goNext(){

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

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

					tb_show(TB_NextCaption, TB_NextURL, imageGroup);

					return false;

				}

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

			}

			jQuery(document).bind('keydown.thickbox', function(e){

				e.stopImmediatePropagation();

				if ( e.which == 27 ){ // close

					if ( ! jQuery(document).triggerHandler( 'wp_CloseOnEscape', [{ event: e, what: 'thickbox', cb: tb_remove }] ) )

						tb_remove();

				} else if ( e.which == 190 ){ // display previous image

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

						jQuery(document).unbind('thickbox');

						goNext();

					}

				} else if ( e.which == 188 ){ // display next image

					if(!(TB_PrevHTML == "")){

						jQuery(document).unbind('thickbox');

						goPrev();

					}

				}

				return false;

			});

			tb_position();

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

			jQuery("#TB_ImageOff").click(tb_remove);

			jQuery("#TB_window").css({'visibility':'visible'}); //for safari using css instead of show

			};

			imgPreloader.src = url;

		}else{//code to show html

			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_');

					jQuery("#TB_iframeContent").remove();

					if(params['modal'] != "true"){//iframe no modal

					}else{//iframe modal

					jQuery("#TB_overlay").unbind();

						jQuery("#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;'>"+thickboxL10n.noiframes+"</iframe>");

					}

			}else{// not an iframe, ajax

					if(jQuery("#TB_window").css("visibility") != "visible"){

						if(params['modal'] != "true"){//ajax no modal

						}else{//ajax modal

						jQuery("#TB_overlay").unbind();

						jQuery("#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

						jQuery("#TB_ajaxContent")[0].style.width = ajaxContentW +"px";

						jQuery("#TB_ajaxContent")[0].style.height = ajaxContentH +"px";

						jQuery("#TB_ajaxContent")[0].scrollTop = 0;

						jQuery("#TB_ajaxWindowTitle").html(caption);

					}

			}

			jQuery("#TB_closeWindowButton").click(tb_remove);

				if(url.indexOf('TB_inline') != -1){

					jQuery("#TB_ajaxContent").append(jQuery('#' + params['inlineId']).children());

					jQuery("#TB_window").bind('tb_unload', function () {

						jQuery('#' + params['inlineId']).append( jQuery("#TB_ajaxContent").children() ); // move elements back when you're finished

					});

					tb_position();

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

					jQuery("#TB_window").css({'visibility':'visible'});

				}else if(url.indexOf('TB_iframe') != -1){

					tb_position();

					if(jQuery.browser.safari){//safari needs help because it will not fire iframe onload

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

						jQuery("#TB_window").css({'visibility':'visible'});

					}

				}else{

					jQuery("#TB_ajaxContent").load(url += "&random=" + (new Date().getTime()),function(){//to do a post change this load method

						tb_position();

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

						tb_init("#TB_ajaxContent a.thickbox");

						jQuery("#TB_window").css({'visibility':'visible'});

					});

				}

		}

		if(!params['modal']){

			jQuery(document).bind('keyup.thickbox', function(e){

				if ( e.which == 27 ){ // close

					e.stopImmediatePropagation();

					if ( ! jQuery(document).triggerHandler( 'wp_CloseOnEscape', [{ event: e, what: 'thickbox', cb: tb_remove }] ) )

						tb_remove();

					return false;

				}

			});

		}

	} catch(e) {

		//nothing here

	}

}

//helper functions below

function tb_showIframe(){

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

	jQuery("#TB_window").css({'visibility':'visible'});

}

function tb_remove() {

 	jQuery("#TB_imageOff").unbind("click");

	jQuery("#TB_closeWindowButton").unbind("click");

	jQuery("#TB_window").fadeOut("fast",function(){jQuery('#TB_window,#TB_overlay,#TB_HideSelect').trigger("tb_unload").unbind().remove();});

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

	if (typeof document.body.style.maxHeight == "undefined") {//if IE 6

		jQuery("body","html").css({height: "auto", width: "auto"});

		jQuery("html").css("overflow","");

	}

	jQuery(document).unbind('.thickbox');

	return false;

}

function tb_position() {

var isIE6 = typeof document.body.style.maxHeight === "undefined";

jQuery("#TB_window").css({marginLeft: '-' + parseInt((TB_WIDTH / 2),10) + 'px', width: TB_WIDTH + 'px'});

	if ( ! isIE6 ) { // take away IE6

		jQuery("#TB_window").css({marginTop: '-' + parseInt((TB_HEIGHT / 2),10) + '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;

  }

}