/*
 * 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
*/

/* Modified by Scott Haefner; only AJAX mode is retained */
      
var tb_pathToImage = "/template/images/loadingbar.gif";
var modal = "true";

//on page load call tb_init
$(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){
	$(domChunk).click(function(){
	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) {//function called when the user clicks on a thickbox link

  try {
    if (typeof document.body.style.maxHeight === "undefined") {//if IE 6
      $("body","html").css({height: "100%", width: "100%"});
      $("html").css("overflow","hidden");
      if (document.getElementById("TB_HideSelect") === null) {//iframe to hide select elements in ie6
        $("body").append("<iframe id='TB_HideSelect'></iframe><div id='TB_overlay'></div><div id='TB_window'></div>");
        $("#TB_overlay").click(tb_remove);
      }
    } else {//all others
      if(document.getElementById("TB_overlay") === null){
        $("body").append("<div id='TB_overlay'></div><div id='TB_window'></div>");
        $("#TB_overlay").click(tb_remove);
      }
    }
    
    if(tb_detectMacXFF()){
      $("#TB_overlay").addClass("TB_overlayMacFFBGHack");//use png overlay so hide flash
    } else {
      $("#TB_overlay").addClass("TB_overlayBG");//use background and opacity
    }
    
    if(caption===null){caption="";}
    $("body").append("<div id='TB_load'><img src='"+imgLoader.src+"' /></div>");//add loader to the page
    $('#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;
    }
    baseURL_relative = baseURL.replace(/^http:\/\/[^\/]+/, ''); //remove http://server
    
    var queryString = url.replace(/^[^\?]+\??/,'');
    var params = tb_parseQuery( queryString );
    
    // Set custom dimensions for Brad Aagaard's simulations (/regional/nca/simulations/)
    var dimensions = {
      lowres: { // marker: icon color
        'width': 640,
        'height': 360
      },
      highres: {
        'width': 960,
        'height': 540
      },
      hd: {
        'width': 1920,
        'height': 1080
      }
    }
    if (url.match(/animation\.php.*_lowres/)) {
      max_width = dimensions.lowres['width'] + 24;
      max_height = dimensions.lowres['height'] + 60;
    } else if (url.match(/animation\.php.+_hd\.mov/)) {
      max_width = dimensions.hd['width'] + 24;
      max_height = dimensions.hd['height'] + 60;
    } else if (url.match(/animation\.php/)) {
      max_width = dimensions.highres['width'] + 24;
      max_height = dimensions.highres['height'] + 60;
    } else { // default values
      max_width = 900;
      max_height = 620;
    }
        
    // window width defaults to 90% of browser window if no paramaters were added to URL and no match above
    TB_WIDTH = $(window).width() * .9;
    if (TB_WIDTH > max_width) TB_WIDTH = max_width;
    TB_WIDTH = (params['width']*1) || TB_WIDTH;
	
    // window height defaults to 90% of browser window if no paramaters were added to URL and no match above
    TB_HEIGHT = $(window).height() * .9;
    if (TB_HEIGHT > max_height) TB_HEIGHT = max_height;
    TB_HEIGHT = (params['height']*1) || TB_HEIGHT;

    ajaxContentW = TB_WIDTH;
    ajaxContentH = TB_HEIGHT;
    
    if($("#TB_window").css("display") != "block"){
      if(modal != "true"){//ajax no modal
        $("#TB_window").append("<div id='TB_title'><div id='TB_ajaxWindowTitle'>"+caption+"</div><div id='TB_closeAjaxWindow'><a href='#' id='TB_closeWindowButton'><img src='/images/closebox.png' alt='close' width='30' height='30' /></a></div></div><div id='TB_ajaxContent' style='width:"+ajaxContentW+"px;height:"+ajaxContentH+"px'></div>");
      } else {//ajax modal
        $("#TB_overlay").unbind();
        $("#TB_window").append("<div id='TB_title'><div id='TB_ajaxWindowTitle'>"+caption+"</div><div id='TB_closeAjaxWindow'><a href='#' id='TB_closeWindowButton'><img src='/images/closebox.png' alt='close' width='30' height='30' /></a></div></div><div id='TB_ajaxContent' style='width:"+ajaxContentW+"px;height:"+ajaxContentH+"px'></div>");	
      }
    } else {//this means the window is already up, we are just loading new content via ajax
      $("#TB_ajaxContent")[0].style.width = ajaxContentW +"px";
      $("#TB_ajaxContent")[0].style.height = ajaxContentH +"px";
      $("#TB_ajaxContent")[0].scrollTop = 0;
      $("#TB_ajaxWindowTitle").html(caption);
    }
        
    $("#TB_closeWindowButton").click(tb_remove);
    
    if(url.indexOf('TB_inline') != -1){
      $("#TB_ajaxContent").append($('#' + params['inlineId']).children());
      $("#TB_window").unload(function () {
        $('#' + params['inlineId']).append( $("#TB_ajaxContent").children() ); // move elements back when you're finished
      });
      tb_position();
      $("#TB_load").remove();
      $("#TB_window").css({display:"block"});
    } else {
      $("#TB_ajaxContent").load(url += "&random=" + (new Date().getTime()),function(){//to do a post change this load method
        tb_position();
        $("#TB_load").remove();
        tb_init("#TB_ajaxContent a.thickbox");
        $("#TB_window").css({display:"block"});

      });
    }

    if(!params['modal']){
      document.onkeyup = function(e){ 	
        if (e == null) { // ie
          keycode = event.keyCode;
        } else { // mozilla
          keycode = e.which;
        }
        if(keycode == 27){ // close
          tb_remove();
        }	
      };
    }
    
  } catch(e) {
    //nothing here
  }
}

function tb_remove() {
  $("#TB_imageOff").unbind("click");
  $("#TB_closeWindowButton").unbind("click");
  $("#TB_window").fadeOut("fast",function(){$('#TB_window,#TB_overlay,#TB_HideSelect').trigger("unload").unbind().remove();});
  $("#TB_load").remove();
  if (typeof document.body.style.maxHeight == "undefined") {//if IE 6
    $("body","html").css({height: "auto", width: "auto"});
    $("html").css("overflow","");
  }
  document.onkeydown = "";
  document.onkeyup = "";
  return false;
}

function tb_position() {
$("#TB_window").css({marginLeft: '-' + (parseInt((TB_WIDTH / 2),10) + 2) + 'px', width: TB_WIDTH + 'px'});
  if ( !(jQuery.browser.msie && jQuery.browser.version < 7)) { // take away IE6
    $("#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;
  }
}