/*!	ColorBox v1.3.1 - a full featured, light-weight, customizable lightbox based on jQuery 1.3 */
//	(c) 2009 Jack Moore - www.colorpowered.com - jack@colorpowered.com
//	Licensed under the MIT license: http://www.opensource.org/licenses/mit-license.php

(function($) {
  //Shortcuts (to increase compression)
  var colorbox = 'colorbox',
	hover = 'hover',
	TRUE = true,
	FALSE = false,
	cboxPublic,
	isIE = !$.support.opacity,
	isIE6 = isIE && !window.XMLHttpRequest,

  //Event Strings (to increase compression)
	cbox_click = 'click.colorbox',
	cbox_open = 'cbox_open',
	cbox_load = 'cbox_load',
	cbox_complete = 'cbox_complete',
	cbox_cleanup = 'cbox_cleanup',
	cbox_closed = 'cbox_closed',
	cbox_resize = 'resize.cbox_resize',
	cbox_ie6 = 'resize.cboxie6 scroll.cboxie6',

  //Cached jQuery Object Variables
	$overlay,
	$cbox,
	$wrap,
	$content,
	$topBorder,
	$leftBorder,
	$rightBorder,
	$bottomBorder,
	$related,
	$window,
	$loaded,
	$loadingOverlay,
	$loadingGraphic,
	$title,
	$current,
	$slideshow,
	$next,
	$prev,
	$close,

  //Variables for cached values or use across multiple functions
	interfaceHeight,
	interfaceWidth,
	loadedHeight,
	loadedWidth,
	maxWidth,
	maxHeight,
	element,
	index,
	settings,
	open,
	callback,

  // ColorBox Default Settings.	
  // See http://colorpowered.com/colorbox for details.
	defaults = {
	  transition: "elastic",
	  speed: 350,
	  width: FALSE,
	  height: FALSE,
	  initialWidth: "400",
	  initialHeight: "400",
	  maxWidth: "90%",
	  maxHeight: "90%",
	  scalePhotos: TRUE,
	  scrollbars: TRUE,
	  inline: FALSE,
	  html: FALSE,
	  iframe: FALSE,
	  photo: FALSE,
	  href: FALSE,
	  title: FALSE,
	  rel: FALSE,
	  opacity: 0.9,
	  preloading: TRUE,
	  current: "image {current} of {total}",
	  previous: "previous",
	  next: "next",
	  close: "close",
	  open: FALSE,
	  overlayClose: TRUE,
	  slideshow: FALSE,
	  slideshowAuto: TRUE,
	  slideshowSpeed: 2500,
	  slideshowStart: "start slideshow",
	  slideshowStop: "stop slideshow"
	};

  // ****************
  // HELPER FUNCTIONS
  // ****************

  // Set Navigation Key Bindings
  function cbox_key(e) {
    if (e.keyCode === 37) {
      e.preventDefault();
      $prev.click();
    } else if (e.keyCode === 39) {
      e.preventDefault();
      $next.click();
    }
  }

  // Convert % values to pixels
  function setSize(size, dimension) {
    dimension = dimension === 'x' ? document.documentElement.clientWidth : document.documentElement.clientHeight;
    return (typeof size === 'string') ? (size.match(/%/) ? (dimension / 100) * parseInt(size, 10) : parseInt(size, 10)) : size;
  }

  // Checks an href to see if it is a photo.
  // There is a force photo option (photo: true) for hrefs that cannot be matched by this regex.
  function isImage(url) {
    return settings.photo || url.match(/\.(gif|png|jpg|jpeg|bmp)(?:\?([^#]*))?(?:#(\.*))?$/i);
  }

  // Assigns functions results to their respective settings.  This allows functions to be used to set ColorBox options.
  function process() {
    for (var i in settings) {
      if (typeof (settings[i]) === 'function') {
        settings[i] = settings[i].call(element);
      }
    }
  }

  // ****************
  // PUBLIC FUNCTIONS
  // Usage format: $.fn.colorbox.close();
  // Usage from within an iframe: parent.$.fn.colorbox.close();
  // ****************

  cboxPublic = $.fn.colorbox = function(options, custom_callback) {

    if (this.length) {
      this.each(function() {
        var data = $(this).data(colorbox) ? $.extend({},
					$(this).data(colorbox), options) : $.extend({}, defaults, options);
        $(this).data(colorbox, data).addClass("cboxelement");
      });
    } else {
      $(this).data(colorbox, $.extend({}, defaults, options));
    }

    $(this).unbind(cbox_click).bind(cbox_click, function(event) {

       // jnolasco validation hack 2010/02/04
      if (!Page_ClientValidate()) {
        return;
      }

      element = this;

      settings = $(element).data(colorbox);
      if (settings == null) {
        return;
      }

      process(); //process settings functions

      $().bind("keydown.cbox_close", function(e) {
        if (e.keyCode === 27) {
          e.preventDefault();
          cboxPublic.close();
        }
      });
      if (settings.overlayClose) {
        $overlay.css({ "cursor": "pointer" }).one('click', cboxPublic.close);
      }

      //remove the focus from the anchor to prevent accidentally calling
      //colorbox multiple times (by pressing the 'Enter' key
      //after colorbox has opened, but before the user has clicked on anything else)
      element.blur();

      callback = custom_callback || FALSE;

      var rel = settings.rel || element.rel;

      if (rel && rel !== 'nofollow') {
        $related = $('.cboxelement').filter(function() {
          var relRelated = $(this).data(colorbox).rel || this.rel;
          return (relRelated === rel);
        });
        index = $related.index(element);

        if (index < 0) { //this checks direct calls to colorbox
          $related = $related.add(element);
          index = $related.length - 1;
        }

      } else {
        $related = $(element);
        index = 0;
      }
      if (!open) {
        open = TRUE;
        $.event.trigger(cbox_open);
        $close.html(settings.close);
        $overlay.css({ "opacity": settings.opacity }).show();
        cboxPublic.position(setSize(settings.initialWidth, 'x'), setSize(settings.initialHeight, 'y'), 0);
        if (isIE6) {
          $window.bind(cbox_ie6, function() {
            $overlay.css({ width: $window.width(), height: $window.height(), top: $window.scrollTop(), left: $window.scrollLeft() });
          }).trigger(cbox_ie6);
        }

        if ($.browser.msie && $.browser.version < 7) {
          $window.bind("resize.cboxie6 scroll.cboxie6", function() {
            $overlay.css({ width: $window.width(), height: $window.height(),
              top: $window.scrollTop(), left: $window.scrollLeft()
            });
          }).trigger('scroll.cboxie6'); // EDIT TEST
        }
      }
      cboxPublic.slideshow();
      cboxPublic.load();

      event.preventDefault();
    });

    if (options && options.open) {
      $(this).triggerHandler(cbox_click);
    }

    return this;
  };

  // Initialize ColorBox: store common calculations, preload the interface graphics, append the html.
  // This preps colorbox for a speedy open when clicked, and lightens the burdon on the browser by only
  // having to run once, instead of each time colorbox is opened.
  cboxPublic.init = function() {

    // jQuery object generator to save a bit of space
    function $div(id) {
      return $('<div id="cbox' + id + '"/>');
    }

    // Create & Append jQuery Objects
    $window = $(window);
    $cbox = $('<div id="colorbox"/>');
    $overlay = $div("Overlay").hide();
    $wrap = $div("Wrapper");
    $content = $div("Content").append(
			$loaded = $div("LoadedContent").css({ width: 0, height: 0 }),
			$loadingOverlay = $div("LoadingOverlay"),
			$loadingGraphic = $div("LoadingGraphic"),
			$title = $div("Title"),
			$current = $div("Current"),
			$slideshow = $div("Slideshow"),
			$next = $div("Next"),
			$prev = $div("Previous"),
			$close = $div("Close")
		);
    $wrap.append( // The 3x3 Grid that makes up ColorBox
			$('<div/>').append(
				$div("TopLeft"),
				$topBorder = $div("TopCenter"),
				$div("TopRight")
			),
			$('<div/>').append(
				$leftBorder = $div("MiddleLeft"),
				$content,
				$rightBorder = $div("MiddleRight")
			),
			$('<div/>').append(
				$div("BottomLeft"),
				$bottomBorder = $div("BottomCenter"),
				$div("BottomRight")
			)
		).children().children().css({ 'float': 'left' });
    $('body').prepend($overlay, $cbox.append($wrap));

    if (isIE) {
      $cbox.addClass('cboxIE');
      if (isIE6) {
        $overlay.css('position', 'absolute');
      }
    }

    // Add rollover event to navigation elements
    $content.children()
		.addClass(hover)
		.mouseover(function() { $(this).addClass(hover); })
		.mouseout(function() { $(this).removeClass(hover); })
		.hide();

    // Cache values needed for size calculations
    interfaceHeight = $topBorder.height() + $bottomBorder.height() + $content.outerHeight(TRUE) - $content.height(); //Subtraction needed for IE6
    interfaceWidth = $leftBorder.width() + $rightBorder.width() + $content.outerWidth(TRUE) - $content.width();
    loadedHeight = $loaded.outerHeight(TRUE);
    loadedWidth = $loaded.outerWidth(TRUE);

    // Setting padding to remove the need to do size conversions during the animation step.
    $cbox.css({ "padding-bottom": interfaceHeight, "padding-right": interfaceWidth }).hide();

    // Setup button & key events.
    $next.click(cboxPublic.next);
    $prev.click(cboxPublic.prev);
    $close.click(cboxPublic.close);

    // Adding the 'hover' class allowed the browser to load the hover-state
    // background graphics.  The class can now can be removed.
    $content.children().removeClass(hover);
  };

  cboxPublic.position = function(mWidth, mHeight, speed, loadedCallback) {
    var winHeight = document.documentElement.clientHeight,
		posTop = winHeight / 2 - mHeight / 2,
		posLeft = document.documentElement.clientWidth / 2 - mWidth / 2,
		animate_speed;

    //keeps the box from expanding to an inaccessible area offscreen.
    if (mHeight > winHeight) { posTop -= (mHeight - winHeight); }
    if (posTop < 0) { posTop = 0; }
    if (posLeft < 0) { posLeft = 0; }

    posTop += $window.scrollTop();
    posLeft += $window.scrollLeft();

    mWidth = mWidth - interfaceWidth;
    mHeight = mHeight - interfaceHeight;

    //setting the speed to 0 to reduce the delay between same-sized content.
    animate_speed = ($cbox.width() === mWidth && $cbox.height() === mHeight) ? 0 : speed;

    //this gives the wrapper plenty of breathing room so it's floated contents can move around smoothly,
    //but it has to be shrank down around the size of div#colorbox when it's done.  If not,
    //it can invoke an obscure IE bug when using iframes.
    $wrap[0].style.width = $wrap[0].style.height = "9999px";

    function modalDimensions(that) {
      //loading overlay size has to be sure that IE6 uses the correct height.
      $topBorder[0].style.width = $bottomBorder[0].style.width = $content[0].style.width = that.style.width;
      $loadingGraphic[0].style.height = $loadingOverlay[0].style.height = $content[0].style.height = $leftBorder[0].style.height = $rightBorder[0].style.height = that.style.height;
    }

    $cbox.dequeue().animate({ height: mHeight, width: mWidth, top: posTop, left: posLeft }, { duration: animate_speed,
      complete: function() {
        modalDimensions(this);

        //shrink the wrapper down to exactly the size of colorbox to avoid a bug in IE's iframe implementation.
        $wrap[0].style.width = (mWidth + interfaceWidth) + "px";
        $wrap[0].style.height = (mHeight + interfaceHeight) + "px";

        if (loadedCallback) { loadedCallback(); }
      },
      step: function() {
        modalDimensions(this);
      }
    });
  };

  cboxPublic.resize = function(object) {
    if (!open) { return; }

    var width,
		height,
		topMargin,
		prev,
		prevSrc,
		next,
		nextSrc,
		photo,
		timeout,
		speed = settings.transition === "none" ? 0 : settings.speed;

    $window.unbind(cbox_resize);

    if (!object) {
      timeout = setTimeout(function() { //timer allows IE to render the dimensions before attempting to calculate the height
        height = $loaded.children().outerHeight(TRUE);
        $loaded[0].style.height = height + 'px';
        cboxPublic.position($loaded.width() + loadedWidth + interfaceWidth, height + loadedHeight + interfaceHeight, speed);
      }, 1);
      return;
    }

    $loaded.remove();
    $loaded = $(object);

    function getWidth() {
      width = settings.width ? maxWidth : maxWidth && maxWidth < $loaded.width() ? maxWidth : $loaded.width();
      return width;
    }
    function getHeight() {
      height = settings.height ? maxHeight : maxHeight && maxHeight < $loaded.height() ? maxHeight : $loaded.height();
      return height;
    }

    if (!settings.scrollbars) {
      $loaded.css({ overflow: 'hidden' });
    }

    $loaded.hide().appendTo('body')
		.attr({ id: 'cboxLoadedContent' })
		.css({ width: getWidth() })
		.css({ height: getHeight() })//sets the height independently from the width in case the new width influences the value of height.
		.prependTo($content);

    // Hides 'select' form elements in IE6 because they would otherwise sit on top of the overlay.
    if (isIE6) {
      $('select:not(#colorbox select)').filter(function() {
        return $(this).css('visibility') !== 'hidden';
      }).css({ 'visibility': 'hidden' }).one(cbox_cleanup, function() {
        $(this).css({ 'visibility': 'inherit' });
      });
    }

    photo = $('#cboxPhoto')[0];
    if (photo && settings.height) {
      topMargin = (height - parseInt(photo.style.height, 10)) / 2;
      photo.style.marginTop = (topMargin > 0 ? topMargin : 0) + 'px';
    }

    function setPosition(s) {

      var mWidth = width + loadedWidth + interfaceWidth,
			mHeight = height + loadedHeight + interfaceHeight;

      $().unbind('keydown', cbox_key);
      cboxPublic.position(mWidth, mHeight, s, function() {
        if (!open) { return; }

        if (isIE) {
          //This fadeIn helps the bicubic resampling to kick-in.
          if (photo) { $loaded.fadeIn(100); }
          //IE adds a filter when ColorBox fades in and out that can cause problems if the loaded content contains transparent pngs.
          $cbox[0].style.removeAttribute("filter");
        }

        $content.children().show();

        //Waited until the iframe is added to the DOM & it is visible before setting the src.
        //This increases compatability with pages using DOM dependent JavaScript.
        $('#cboxIframeTemp').after("<iframe id='cboxIframe' name='iframe_" + new Date().getTime() + "' frameborder=0 src='" + (settings.href || element.href) + "' />").remove();

        $loadingOverlay.hide();
        $loadingGraphic.hide();
        $slideshow.hide();

        if ($related.length > 1) {
          $current.html(settings.current.replace(/\{current\}/, index + 1).replace(/\{total\}/, $related.length));
          $next.html(settings.next);
          $prev.html(settings.previous);

          $().bind('keydown', cbox_key);

          if (settings.slideshow) {
            $slideshow.show();
          }
        } else {
          $current.hide();
          $next.hide();
          $prev.hide();
        }

        $title.html(settings.title || element.title);

        $.event.trigger(cbox_complete);

        if (callback) {
          callback.call(element);
        }

        if (settings.transition === 'fade') {
          $cbox.fadeTo(speed, 1, function() {
            if (isIE) { $cbox[0].style.removeAttribute("filter"); }
          });
        }

        $window.bind(cbox_resize, function() {
          cboxPublic.position(mWidth, mHeight, 0);
        });
      });
    }

    if ((settings.transition === 'fade' && $cbox.fadeTo(speed, 0, function() { setPosition(0); })) || setPosition(speed)) { }

    // Preloads images within a rel group
    if (settings.preloading && $related.length > 1) {
      prev = index > 0 ? $related[index - 1] : $related[$related.length - 1];
      next = index < $related.length - 1 ? $related[index + 1] : $related[0];
      nextSrc = $(next).data(colorbox).href || next.href;
      prevSrc = $(prev).data(colorbox).href || prev.href;

      if (isImage(nextSrc)) {
        $('<img />').attr('src', nextSrc);
      }

      if (isImage(prevSrc)) {
        $('<img />').attr('src', prevSrc);
      }
    }
  };

  cboxPublic.load = function() {
    var height, width, href, loadingElement, resize = cboxPublic.resize;

    element = $related[index];

    settings = $(element).data(colorbox);

    //convert functions to static values
    process();

    $.event.trigger(cbox_load);

    // Evaluate the height based on the optional height and width settings.
    height = settings.height ? setSize(settings.height, 'y') - loadedHeight - interfaceHeight : FALSE;
    width = settings.width ? setSize(settings.width, 'x') - loadedWidth - interfaceWidth : FALSE;

    href = settings.href || element.href;

    $loadingOverlay.show();
    $loadingGraphic.show();
    $close.show();

    //Re-evaluate the maximum dimensions based on the optional maxheight and maxwidth.
    if (settings.maxHeight) {
      maxHeight = settings.maxHeight ? setSize(settings.maxHeight, 'y') - loadedHeight - interfaceHeight : FALSE;
      height = height && height < maxHeight ? height : maxHeight;
    }
    if (settings.maxWidth) {
      maxWidth = settings.maxWidth ? setSize(settings.maxWidth, 'x') - loadedWidth - interfaceWidth : FALSE;
      width = width && width < maxWidth ? width : maxWidth;
    }

    maxHeight = height;
    maxWidth = width;

    if (settings.inline) {
      $('<div id="cboxInlineTemp" />').hide().insertBefore($(href)[0]).bind(cbox_load + ' ' + cbox_cleanup, function() {
        $loaded.children().insertBefore(this);
        $(this).remove();
      });
      resize($(href).wrapAll('<div/>').parent());
    } else if (settings.iframe) {
      resize($("<div><div id='cboxIframeTemp' /></div>"));
    } else if (settings.html) {
      resize($('<div/>').html(settings.html));
    } else if (isImage(href)) {
      loadingElement = new Image();
      loadingElement.onload = function() {
        loadingElement.onload = null;

        if ((maxHeight || maxWidth) && settings.scalePhotos) {
          var width = this.width,
					height = this.height,
					percent = 0,
					that = this,
					setResize = function() {
					  height += height * percent;
					  width += width * percent;
					  that.height = height;
					  that.width = width;
					};

          if (maxWidth && width > maxWidth) {
            percent = (maxWidth - width) / width;
            setResize();
          }
          if (maxHeight && height > maxHeight) {
            percent = (maxHeight - height) / height;
            setResize();
          }
        }

        resize($("<div />").css({ width: this.width, height: this.height }).append($(this).css({ width: this.width, height: this.height, display: "block", margin: "auto", border: 0 }).attr('id', 'cboxPhoto')));

        if ($related.length > 1) {
          $(this).css({ cursor: 'pointer' }).click(cboxPublic.next);
        }

        if (isIE) {
          this.style.msInterpolationMode = 'bicubic';
        }
      };
      loadingElement.src = href;
    } else {
      $('<div />').load(href, function(data, textStatus) {
        if (textStatus === "success") {
          resize($(this));
        } else {
          resize($("<p>Request unsuccessful.</p>"));
        }
      });
    }
  };

  //navigates to the next page/image in a set.
  cboxPublic.next = function() {
    index = index < $related.length - 1 ? index + 1 : 0;
    cboxPublic.load();
  };

  cboxPublic.prev = function() {
    index = index > 0 ? index - 1 : $related.length - 1;
    cboxPublic.load();
  };

  cboxPublic.slideshow = function() {
    var stop, timeOut, className = 'cboxSlideshow_';

    $slideshow.bind(cbox_cleanup, function() {
      clearTimeout(timeOut);
      $slideshow.unbind(cbox_complete + ' ' + cbox_load + " click");
    });

    function start() {
      $slideshow
			.text(settings.slideshowStop)
			.bind(cbox_complete, function() {
			  timeOut = setTimeout(cboxPublic.next, settings.slideshowSpeed);
			})
			.bind(cbox_load, function() {
			  clearTimeout(timeOut);
			}).one("click", function() {
			  stop();
			  $(this).removeClass(hover);
			});
      $cbox.removeClass(className + "off").addClass(className + "on");
    }

    stop = function() {
      clearTimeout(timeOut);
      $slideshow
			.text(settings.slideshowStart)
			.unbind(cbox_complete + ' ' + cbox_load)
			.one("click", function() {
			  start();
			  timeOut = setTimeout(cboxPublic.next, settings.slideshowSpeed);
			  $(this).removeClass(hover);
			});
      $cbox.removeClass(className + "on").addClass(className + "off");
    };

    if (settings.slideshow && $related.length > 1) {
      if (settings.slideshowAuto) {
        start();
      } else {
        stop();
      }
    }
  };

  //Note: to use this within an iframe use the following format: parent.$.fn.colorbox.close();
  cboxPublic.close = function() {
    $.event.trigger(cbox_cleanup);
    open = FALSE;
    $().unbind('keydown', cbox_key).unbind("keydown.cbox_close");
    $window.unbind(cbox_resize + " " + cbox_ie6);
    $overlay.css({ cursor: 'auto' }).fadeOut('fast');

    $cbox
		.stop(TRUE, FALSE)
		.fadeOut('fast', function() {
		  $loaded.remove();
		  $cbox.css({ 'opacity': 1 });
		  $content.children().hide();
		  $.event.trigger(cbox_closed);
		});
  };

  cboxPublic.element = function() { return element; };

  cboxPublic.settings = defaults;

  // Initializes ColorBox when the DOM has loaded
  $(cboxPublic.init);

} (jQuery));