//on page load call tb_init
$(document).ready(function(){   
  tb_init('a.thickbox, area.thickbox, input.thickbox');//pass where to apply thickbox
});
//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, imageGroup) {//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'>");
        $("#TB_overlay").click(tb_remove);
      }
    }
    
    var baseURL;
     if(url.indexOf("?")!==-1){
      baseURL = url.substr(0, url.indexOf("?"));
     }else{ 
         baseURL = url;
     }
      //sean hacked out image-only thickbox
      var queryString = url.replace(/^[^\?]+\??/,'');
      var params = tb_parseQuery( queryString );
      TB_WIDTH = (params['width']*1) + 30 || 800;
      TB_HEIGHT = (params['height']*1) + 40 || 600;
      //sean added for simplifying url for smaller box, now just have '/s' or '/s/' at the end
      xURL=baseURL;
      if(xURL.substr(xURL.lastIndexOf("/"),xURL.length)=='/')
        xURL = xURL.substr(0,xURL.length-1);
      if (xURL.substr(xURL.lastIndexOf("/"),xURL.length) == '/s')
      {
        TB_WIDTH = 640;
        TB_HEIGHT = 480;
      }
      ajaxContentW = TB_WIDTH - 30;
      ajaxContentH = TB_HEIGHT - 45;
      // sean added to force iframe (keep urls clean)
      url = url + "&TB_iframe=true";
      // sean moved so article window shows fast
      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();}});
      }
      urlNoQuery = url.split('TB_');    
      $("#TB_window").append("<div id='TB_title'><div id='TB_ajaxWindowTitle'><img id='sean_tb_favicon' src='/assets/images/loading.gif' />&nbsp;&nbsp;"+caption+"</div><div id='TB_closeAjaxWindow'><a href='#' id='TB_closeWindowButton' title='Close'>X Close Window</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>");
    $("#TB_closeWindowButton").click(tb_remove);
    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){}
}
//helper functions below
function tb_showIframe(){
  $("#sean_tb_favicon").attr("src","/assets/images/favicon.jpg");
  $("#TB_window").css({display:"block"});
}
function tb_remove() {
   $("#TB_imageOff").unbind("click");
  $("#TB_overlay").unbind("click");
  $("#TB_closeWindowButton").unbind("click");
  //sean changed below to speed up closure
  $('#TB_window,#TB_overlay,#TB_HideSelect').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 = "";
  return false;
}
function tb_position() {
$("#TB_window").css({marginLeft: '-' + parseInt((TB_WIDTH / 2),10) + 'px', width: TB_WIDTH + 'px'});
  if ( !(jQuery.browser.msie && typeof XMLHttpRequest == 'function')) { // 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;
}