(function($) {
  $.facebox = function(data) {
    $.facebox.init()
    $.facebox.loading()
    $.isFunction(data) ? data.call() : $.facebox.reveal(data)
  }

  $.facebox.settings = {
    loading_image : '/images/loading.gif',
    close_image   : '/images/closelabel.gif',
    image_types   : [ 'png', 'jpg', 'jpeg', 'gif' ],
    facebox_html  : '\
    <div id="facebox" style="display:none;"> \
    <div class="popup"> \
      <div class="body"> \
        <div class="content"> \
        </div> \
        <div class="footer"> \
        <a href="#" class="close"> \
          <img src="" title="close" class="close_image" /> \
        </a> \
      </div> \
      <div class="clearing"></div> \
      </div> \
    </div> \
    </div>'
  }

  $.facebox.loading = function() {
    if ($('#facebox .loading').length == 1) return true

    $('#facebox .content').empty()
  
  $('body').append('<div id="overlay"></div>')
  $('#overlay').css("opacity","0.5");
  
  var arrayPageSize = $.facebox.getPageSize();
  $('#overlay').css('height',arrayPageSize[1]+10);
    $('#facebox .body').children().hide().end().
      append('<div class="loading"><img src="'+$.facebox.settings.loading_image+'"/></div>')

    var pageScroll = $.facebox.getPageScroll()
    $('#facebox').css({
      top:  pageScroll[1] + ($.facebox.getPageHeight() / 10),
      left: pageScroll[0]
    }).show()

    $(document).bind('keydown.facebox', function(e) {
      if (e.keyCode == 27) $.facebox.close()
    });
    
    $('#overlay, #facebox .popup').bind('click',function(c) {
      //$('#facebox .body').unbind('click',c);
      $.facebox.close();
    });
    $('#facebox .body').bind('click',function(cl) {
      return false;
    });
  }

  $.facebox.reveal = function(data, klass, boxType, boxWidth, boxCaption) {
    if (klass) $('#facebox .content').addClass(klass)
  if(boxType == 'image') {
    $('#facebox .body').css('width',boxWidth);
  } else {
    $('#facebox .body').css('width',500);
  }
  if(boxCaption != '') {
    $('#facebox .footer').append('<p class="caption">'+boxCaption+'</p>');
  }
    $('#facebox .content').append(data)
    $('#facebox .loading').remove()
    $('#facebox .body').children().fadeIn('normal')
  
  var arrayPageSize = $.facebox.getPageSize();
  if(jQuery.browser.msie) {
    $('#overlay').css('height',arrayPageSize[1]);
  }
  /*if(jQuery.browser.msie) {
    //$('#overlay').css('height',arrayPageSize[1]);
    $('#overlay').css('height','100%');
    $('#overlay').css('position','fixed');
  } else {
    //$('#overlay').css('height',arrayPageSize[1]-11);
    $('#overlay').css('height','100%');
    $('#overlay').css('position','fixed');
  }*/
  }

  $.facebox.close = function() {
    $(document).unbind('keydown.facebox')
    $('#facebox').fadeOut(function() {
      $('#facebox .content').removeClass().addClass('content');
    $('#facebox .body').css('width',100);
    $('#overlay').remove();
    $('#facebox .caption').remove();
    })
    return false
  }

  $.fn.facebox = function() {
    $.facebox.init()

    var image_types = $.facebox.settings.image_types.join('|')
    image_types = new RegExp('\.' + image_types + '$', 'i')

    function click_handler() {
      $.facebox.loading(true)

      // support for rel="facebox[.inline_popup]" syntax, to add a class
      var klass = this.rel.match(/facebox\[\.(\w+)\]/)
      if (klass) klass = klass[1]

      // div
      if (this.href.match(/#/)) {
        var url    = window.location.href.split('#')[0]
        var target = this.href.replace(url,'');
    var linkTitle = this.title;
        $.facebox.reveal($(target).clone().show(), klass, 'text', '', linkTitle)

      // image
      } else if (this.href.match(image_types)) {
        var image = new Image()
    var linkTitle = this.title;
        image.onload = function() {
          $.facebox.reveal('<div class="image"><img src="' + image.src + '" /></div>', klass, 'image', image.width, linkTitle)
        }
        image.src = this.href

      // ajax
      } else {
    var linkTitle = this.title;
        $.get(this.href, function(data) { $.facebox.reveal(data, klass, 'text', '', linkTitle) })
      }

      return false
    }

    this.click(click_handler)
    return this
  }

  $.facebox.init = function() {
    if ($.facebox.settings.inited) {
      return true
    } else {
      $.facebox.settings.inited = true
    }

    $('body').append($.facebox.settings.facebox_html)

    var preload = [ new Image(), new Image() ]
    preload[0].src = $.facebox.settings.close_image
    preload[1].src = $.facebox.settings.loading_image

    $('#facebox .close').click($.facebox.close)
  $('#overlay').click($.facebox.close);
    $('#facebox .close_image').attr('src', $.facebox.settings.close_image)
  }

  // getPageScroll() by quirksmode.com
  $.facebox.getPageScroll = function() {
    var xScroll, yScroll;
    if (self.pageYOffset) {
      yScroll = self.pageYOffset;
      xScroll = self.pageXOffset;
    } else if (document.documentElement && document.documentElement.scrollTop) {   // Explorer 6 Strict
      yScroll = document.documentElement.scrollTop;
      xScroll = document.documentElement.scrollLeft;
    } else if (document.body) {// all other Explorers
      yScroll = document.body.scrollTop;
      xScroll = document.body.scrollLeft; 
    }
    return new Array(xScroll,yScroll) 
  }

  // adapter from getPageSize() by quirksmode.com
  $.facebox.getPageHeight = function() {
    var windowHeight
    if (self.innerHeight) { // all except Explorer
      windowHeight = self.innerHeight;
    } else if (document.documentElement && document.documentElement.clientHeight) { // Explorer 6 Strict Mode
      windowHeight = document.documentElement.clientHeight;
    } else if (document.body) { // other Explorers
      windowHeight = document.body.clientHeight;
    } 
    return windowHeight
  }
  
  $.facebox.getPageSize = function() {
  var xScroll, yScroll;
  
  if (window.innerHeight && window.scrollMaxY) {  
    xScroll = window.innerWidth + window.scrollMaxX;
    yScroll = window.innerHeight + window.scrollMaxY;
  } else if (document.body.scrollHeight > document.body.offsetHeight){ // all but Explorer Mac
    xScroll = document.body.scrollWidth;
    yScroll = document.body.scrollHeight;
  } else { // Explorer Mac...would also work in Explorer 6 Strict, Mozilla and Safari
    xScroll = document.body.offsetWidth;
    yScroll = document.body.offsetHeight;
  }
  
  var windowWidth, windowHeight;
  
  if (self.innerHeight) { // all except Explorer
    if(document.documentElement.clientWidth){
      windowWidth = document.documentElement.clientWidth; 
    } else {
      windowWidth = self.innerWidth;
    }
    windowHeight = self.innerHeight;
  } else if (document.documentElement && document.documentElement.clientHeight) { // Explorer 6 Strict Mode
    windowWidth = document.documentElement.clientWidth;
    windowHeight = document.documentElement.clientHeight;
  } else if (document.body) { // other Explorers
    windowWidth = document.body.clientWidth;
    windowHeight = document.body.clientHeight;
  } 
  
  // for small pages with total height less then height of the viewport
  if(yScroll < windowHeight){
    pageHeight = windowHeight;
  } else { 
    pageHeight = yScroll;
  }
  
  // for small pages with total width less then width of the viewport
  if(xScroll < windowWidth){  
    pageWidth = xScroll;    
  } else {
    pageWidth = windowWidth;
  }
  
  arrayPageSize = new Array(pageWidth,pageHeight,windowWidth,windowHeight) 
  return arrayPageSize;
  }
})(jQuery);