(function($) {
  $.facebox = function(data, klass, title) {
    $.facebox.loading()

    if (data.ajax) fillFaceboxFromAjax(data.ajax, klass, title)
    else if (data.image) fillFaceboxFromImage(data.image, klass, title)
    else if (data.div) fillFaceboxFromHref(data.div, klass, title)
    else if ($.isFunction(data)) data.call($)
    else $.facebox.reveal(data, klass, title)
  }

  $.extend($.facebox, {
    settings: {
      opacity      : 0,
      overlay      : true,
      loadingImage : 'img/loadinfo.gif',
      closeImage   : 'img/closelabel.gif',
      imageTypes   : [ 'png', 'jpg', 'jpeg', 'gif' ],
	  corner	   : 0,
      closeLabel   : '\
<a href="#" class="close"> \
	<img src="img/closelabel.gif" alt="" class="closeimage" /> \
</a>',	  
	  faceboxHtml  : '\
<div id="facebox" style="display:none;"> \
  <div class="popup"> \
	<div class="title"></div> \
	<div class="body"> \
		<div class="content"></div> \
	</div> \
  </div> \
</div>'
    },

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

      $('#facebox .content').empty()
      $('#facebox .body').children().hide().end().append('<div class="loading"><img src="'+$.facebox.settings.loadingImage+'"/></div>')

      $('#facebox').css({
        top:	getPageScroll()[1] + (getPageHeight() / 5),
        left:	385.5
      }).show()

      $(document).bind('keydown.facebox', function(e) {
        if (e.keyCode == 27) $.facebox.close()
        return true
      })
      $(document).trigger('loading.facebox')
    },

    reveal: function(data, klass, title) {
      if ((!$.facebox.settings.corner) /*&& (!$.browser.msie)*/) { $('#facebox').corner(); $.facebox.settings.corner = 1; }
	  $(document).trigger('beforeReveal.facebox')
	  if (title) {
		title = $.facebox.settings.closeLabel + title;
	  } else {
		title = $.facebox.settings.closeLabel + '&nbsp;';
	  }
	  $('#facebox .title').html(title)
	  $('#facebox .close').click($.facebox.close)
	  //if (klass) $('#facebox .title').addClass(klass)
	  $('#facebox .content').removeClass().addClass('content'); // reset
	  if (klass) $('#facebox .content').addClass(klass);
      $('#facebox .content').append(data)
      $('#facebox .loading').remove()
      $('#facebox .body').children().fadeIn('normal')
      $('#facebox').css({'left': $(window).width() / 2 - ($('#facebox').width() / 2), 'top': getPageScroll()[1] + $(window).height() / 2 - ($('#facebox').height() / 2)})
      $(document).trigger('reveal.facebox').trigger('afterReveal.facebox')
    },

    close: function() {
      $(document).trigger('close.facebox')
      return false
    }
  })

  /*
   * Public, $.fn methods
   */

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

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

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

      fillFaceboxFromHref(this.href, klass)
      return false
    }

    return this.click(clickHandler)
  }

  /*
   * Private methods
   */

  // called one time to setup facebox on this page
  function init(settings) {
    if ($.facebox.settings.inited) return true
    else $.facebox.settings.inited = true

    $(document).trigger('init.facebox')
    makeCompatible()

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

    if (settings) $.extend($.facebox.settings, settings)
    $('body').append($.facebox.settings.faceboxHtml)

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

    //$('#facebox .closeimage').attr('src', $.facebox.settings.closeImage)

  }
  
  // getPageScroll() by quirksmode.com
  function getPageScroll() {
    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) 
  }

  // Adapted from getPageSize() by quirksmode.com
  function getPageHeight() {
    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
  }

  // Backwards compatibility
  function makeCompatible() {
    var $s = $.facebox.settings

    $s.loadingImage = $s.loading_image || $s.loadingImage
    $s.closeImage = $s.close_image || $s.closeImage
    $s.imageTypes = $s.image_types || $s.imageTypes
    $s.faceboxHtml = $s.facebox_html || $s.faceboxHtml
  }

  // Figures out what you want to display and displays it
  // formats are:
  //     div: #id
  //   image: blah.extension
  //    ajax: anything else
  function fillFaceboxFromHref(href, klass, title) {
    // div
    if (href.match(/#/)) {
      var url    = window.location.href.split('#')[0]
      var target = href.replace(url,'')
      $.facebox.reveal($(target).clone().show(), klass, title)

    // image
    } else if (href.match($.facebox.settings.imageTypesRegexp)) {
      fillFaceboxFromImage(href, klass, title)
    // ajax
    } else {
      fillFaceboxFromAjax(href, klass, title)
    }
  }

  function fillFaceboxFromImage(href, klass, title) {
    var image = new Image()
    image.onload = function() {
      $.facebox.reveal('<div class="image"><img src="' + image.src + '" /></div>', klass, title)
    }
    image.src = href
  }

  function fillFaceboxFromAjax(href, klass, title) {
    $.get(href, function(data) { alert(data); $.facebox.reveal(data, klass, title) })
  }

  function skipOverlay() {
    return $.facebox.settings.overlay == false || $.facebox.settings.opacity === null 
  }

  function showOverlay() {
    if (skipOverlay()) return

    if ($('facebox_overlay').length == 0) 
      $("body").append('<div id="facebox_overlay" class="facebox_hide"></div>')

    $('#facebox_overlay').hide().addClass("facebox_overlayBG")
      .css('opacity', $.facebox.settings.opacity)
      .click(function() { $(document).trigger('close.facebox') })
      .fadeIn(200)
    return false
  }

  function hideOverlay() {
    if (skipOverlay()) return

    $('#facebox_overlay').hide(200, function(){
		$("#facebox_overlay").removeClass("facebox_overlayBG")
		$("#facebox_overlay").addClass("facebox_hide")
		$("#facebox_overlay").remove()
    })
    
    return false
  }

 /*
   * Bindings
   */

  $(document).bind('close.facebox', function() {
    $(document).unbind('keydown.facebox')
    $('#facebox').hide(function() {
		//$('#facebox .content').removeClass().addClass('content')
		$('#facebox .title').removeClass().addClass('title')
		hideOverlay()
		$('#facebox .loading').remove()
    })
  })

})(jQuery);