/*
 * 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);
//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{
          $("#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;
}