/*
 * FancyBox - jQuery Plugin
 * simple and fancy lightbox alternative
 *
 * Copyright (c) 2009 Janis Skarnelis
 * Examples and documentation at: http://fancybox.net
 * 
 * Version: 1.2.6 (16/11/2009)
 * Requires: jQuery v1.3+
 * 
 * Dual licensed under the MIT and GPL licenses:
 *   http://www.opensource.org/licenses/mit-license.php
 *   http://www.gnu.org/licenses/gpl.html
 */

$(document).ready(function(){   
  $("a.fancybox").fancybox({ 'zoomSpeedIn': 200, 'zoomSpeedOut': 200, 'overlayShow': true }); 
});
 
;(function($) {
  $.fn.fixPNG = function() {
    return this.each(function () {
      var image = $(this).css('backgroundImage');

      if (image.match(/^url\(["']?(.*\.png)["']?\)$/i)) {
        image = RegExp.$1;
        $(this).css({
          'backgroundImage': 'none',
          'filter': "progid:DXImageTransform.Microsoft.AlphaImageLoader(enabled=true, sizingMethod=" + ($(this).css('backgroundRepeat') == 'no-repeat' ? 'crop' : 'scale') + ", src='" + image + "')"
        }).each(function () {
          var position = $(this).css('position');
          if (position != 'absolute' && position != 'relative')
            $(this).css('position', 'relative');
        });
      }
    });
  };

  var elem, opts, busy = false, imagePreloader = new Image, loadingTimer, loadingFrame = 1, imageRegExp = /\.(jpg|gif|png|bmp|jpeg)(.*)?$/i;
  var ieQuirks = null, IE6 = $.browser.msie && $.browser.version.substr(0,1) == 6 && !window.XMLHttpRequest, oldIE = IE6 || ($.browser.msie && $.browser.version.substr(0,1) == 7);

  $.fn.fancybox = function(o) {
    var settings		= $.extend({}, $.fn.fancybox.defaults, o);
    var matchedGroup	= this;

    function _initialize() {
      elem = this;
      opts = $.extend({}, settings);

      _start();

      return false;
    };

    function _start() {
      if (busy) return;

      if ($.isFunction(opts.callbackOnStart)) {
        opts.callbackOnStart();
      }

      opts.itemArray		= [];
      opts.itemCurrent	= 0;

      if (settings.itemArray.length > 0) {
        opts.itemArray = settings.itemArray;

      } else {
      
     
        var item = {};

        if (!elem.rel || elem.rel == '') {
        
          var item = {href: elem.href, title: elem.desc};

          if ($(elem).children("img:first").length) {
            item.orig = $(elem).children("img:first");
          } else {
            item.orig = $(elem);
          }

          if (item.title == '' || typeof item.title == 'undefined') {
            item.title = item.orig.attr('desc');
          }
          
          opts.itemArray.push( item );

        } else {
          //alert("here" + elem.id);
          var subGroup = $(matchedGroup).filter("a[rel=" + elem.rel + "]");
          var item = {};
          
          /* pagecounter */
          if(subGroup.length >= 2){
            displayCounter = true;
          } else {
            displayCounter = false;
          }

          for (var i = 0; i < subGroup.length; i++) {
            /*item = {href: subGroup[i].href, title: subGroup[i].title};*/
            item = {href: subGroup[i].href, title: subGroup[i].id, count: (i+1) + '/' + subGroup.length};

            if ($(subGroup[i]).children("img:first").length) {
              item.orig = $(subGroup[i]).children("img:first");
            } else {
              item.orig = $(subGroup[i]);
            }

            if (item.title == '' || typeof item.title == 'undefined') {
              item.title = item.orig.attr('alt');
            }

            opts.itemArray.push( item );
          }
        }
      }

      while ( opts.itemArray[ opts.itemCurrent ].href != elem.href ) {
        opts.itemCurrent++;
      }

      if (opts.overlayShow) {
        if (IE6) {
          $('embed, object, select').css('visibility', 'hidden');
          $("#fancy_overlay").css('height', $(document).height());
        }

        $("#fancy_overlay").css({
          'background-color'	: opts.overlayColor,
          'opacity'			: opts.overlayOpacity
        }).show();
      }
      
      $(window).bind("resize.fb scroll.fb", $.fn.fancybox.scrollBox);

      _change_item();
    };

    function _change_item() {
      $("#fancy_right, #fancy_left, #fancy_close, #fancy_title").hide();

      var href = opts.itemArray[ opts.itemCurrent ].href;

      if (href.match("iframe") || elem.className.indexOf("iframe") >= 0) {
        $.fn.fancybox.showLoading();
        _set_content('<iframe id="fancy_frame" onload="jQuery.fn.fancybox.showIframe()" name="fancy_iframe' + Math.round(Math.random()*1000) + '" frameborder="0" hspace="0" src="' + href + '"></iframe>', opts.frameWidth, opts.frameHeight);

      } else if (href.match(/#/)) {
        var target = window.location.href.split('#')[0]; target = href.replace(target, ''); target = target.substr(target.indexOf('#'));

        _set_content('<div id="fancy_div">' + $(target).html() + '</div>', opts.frameWidth, opts.frameHeight);

      } else if (href.match(imageRegExp)) {
        imagePreloader = new Image; imagePreloader.src = href;

        if (imagePreloader.complete) {
          _proceed_image();

        } else {
          $.fn.fancybox.showLoading();
          $(imagePreloader).unbind().bind('load', function() {
            $("#fancy_loading").hide();

            _proceed_image();
          });
        }
      } else {
        $.fn.fancybox.showLoading();
        $.get(href, function(data) {
          $("#fancy_loading").hide();
          _set_content( '<div id="fancy_ajax">' + data + '</div>', opts.frameWidth, opts.frameHeight);
        });
      }
    };

    function _proceed_image() {
      var width	= imagePreloader.width;
      var height	= imagePreloader.height;

      var horizontal_space	= (opts.padding * 2) + 110;
      var vertical_space		= (opts.padding * 2) + 60;

      var w = $.fn.fancybox.getViewport();
      
      if (opts.imageScale && (width > (w[0] - horizontal_space) || height > (w[1] - vertical_space))) {
        var ratio = Math.min(Math.min(w[0] - horizontal_space, width) / width, Math.min(w[1] - vertical_space, height) / height);
        // added -30 ??
        width	= Math.round(ratio * width) -100;
        height = Math.round(ratio * height) -100;
      }

      var tWidth = width;
      var tHeight = height;
      _set_content('<img alt="" id="fancy_img" src="' + imagePreloader.src + '" width="' + tWidth +'" height="' + tHeight +'"/>', tWidth, tHeight);
    };

    function _preload_neighbor_images() {
      if ((opts.itemArray.length -1) > opts.itemCurrent) {
        var href = opts.itemArray[opts.itemCurrent + 1].href || false;

        if (href && href.match(imageRegExp)) {
          objNext = new Image();
          objNext.src = href;
        }
      }

      if (opts.itemCurrent > 0) {
        var href = opts.itemArray[opts.itemCurrent -1].href || false;

        if (href && href.match(imageRegExp)) {
          objNext = new Image();
          objNext.src = href;
        }
      }
    };

    function _set_content(value, width, height) {
      busy = true;

      var pad = opts.padding;

      if (oldIE || ieQuirks) {
        $("#fancy_content")[0].style.removeExpression("height");
        $("#fancy_content")[0].style.removeExpression("width");
      }

      if (pad > 0) {
        width	+= pad * 2;
        height	+= pad * 2;

        $("#fancy_content").css({
          'top'		: pad + 'px',
          'right'		: pad + 'px',
          'bottom'	: pad + 'px',
          'left'		: pad + 'px',
          'width'		: 'auto',
          'height'	: 'auto'
        });

        if (oldIE || ieQuirks) {
          $("#fancy_content")[0].style.setExpression('height',	'(this.parentNode.clientHeight - '	+ pad * 2 + ')');
          $("#fancy_content")[0].style.setExpression('width',		'(this.parentNode.clientWidth - '	+ pad * 2 + ')');
        }
      } else {
        $("#fancy_content").css({
          'top'		: 0,
          'right'		: 0,
          'bottom'	: 0,
          'left'		: 0,
          'width'		: '100%',
          'height'	: '100%'
        });
      }

      if ($("#fancy_outer").is(":visible") && width == $("#fancy_outer").width() && height == $("#fancy_outer").height()) {
        // beim blaettern
        $("#fancy_content").fadeOut('fast', function() {
          $("#fancy_content").empty().append($(value)).fadeIn("normal", function() {
            _finish();
          });
          
        });

        return;
      }

      var w = $.fn.fancybox.getViewport();

      var itemTop		= (height	+ 60) > w[1] ? w[3] : (w[3] + Math.round((w[1] - height	- 60) * 0.5));
      var itemLeft	= (width	+ 40) > w[0] ? w[2] : (w[2] + Math.round((w[0] - width	- 40) * 0.5));

      var itemOpts = {
        'left':		itemLeft,
        'top':		itemTop-60,
        'width':	width + 'px',
        'height':	height + 'px'
      };

      if ($("#fancy_outer").is(":visible")) {
        $("#fancy_content").fadeOut("normal", function() {
          $("#fancy_content").empty();
          $("#fancy_outer").animate(itemOpts, opts.zoomSpeedChange, opts.easingChange, function() {
            $("#fancy_content").append($(value)).fadeIn("normal", function() {
              _finish();
            });
          });
        });

      } else {

        if (opts.zoomSpeedIn > 0 && opts.itemArray[opts.itemCurrent].orig !== undefined) {
          $("#fancy_content").empty().append($(value));

          var orig_item	= opts.itemArray[opts.itemCurrent].orig;
          var orig_pos	= $.fn.fancybox.getPosition(orig_item);

          $("#fancy_outer").css({
            'left':		(orig_pos.left	- 20 - opts.padding) + 'px',
            'top':		(orig_pos.top	- 20 - opts.padding) + 'px',
            'width':	$(orig_item).width() + (opts.padding * 2),
            'height':	$(orig_item).height() + (opts.padding * 2) 
          });

          if (opts.zoomOpacity) {
            itemOpts.opacity = 'show';
          }
          
        

          $("#fancy_outer").animate(itemOpts, opts.zoomSpeedIn, opts.easingIn, function() {
            _finish();
          });

        } else {
          $("#fancy_topnav").fadeIn('fast');
          $("#fancy_content").hide().empty().append($(value)).show();
          $("#fancy_outer").css(itemOpts).fadeIn("normal", function() {
            _finish();
          });
        }
      }
    };

    function _set_navigation() {
      if (opts.itemCurrent !== 0) {
        $("#fancy_left, #fancy_left_ico").unbind().bind("click", function(e) {
          e.stopPropagation();

          opts.itemCurrent--;
          _change_item();

          return false;
        });

        $("#fancy_left").show();
      }

      if (opts.itemCurrent != ( opts.itemArray.length -1)) {
        $("#fancy_right, #fancy_right_ico").unbind().bind("click", function(e) {
          e.stopPropagation();

          opts.itemCurrent++;
          _change_item();

          return false;
        });

        $("#fancy_right").show();
      }
    };

    function _finish() {
      if ($.browser.msie) {
        $("#fancy_content")[0].style.removeAttribute('filter');
        $("#fancy_outer")[0].style.removeAttribute('filter');
      }

      _set_navigation();

      _preload_neighbor_images();

      $(document).bind("keydown.fb", function(e) {
        if (e.keyCode == 27 && opts.enableEscapeButton) {
          $.fn.fancybox.close();

        } else if(e.keyCode == 37 && opts.itemCurrent !== 0) {
          $(document).unbind("keydown.fb");
          opts.itemCurrent--;
          _change_item();
          

        } else if(e.keyCode == 39 && opts.itemCurrent != (opts.itemArray.length - 1)) {
          $(document).unbind("keydown.fb");
          opts.itemCurrent++;
          _change_item();
        }
      });

      if (opts.hideOnContentClick) {
        $("#fancy_content").click($.fn.fancybox.close);
      }

      if (opts.overlayShow && opts.hideOnOverlayClick) {
        $("#fancy_overlay").bind("click", $.fn.fancybox.close);
      }

      if (opts.showCloseButton) {
        $("#fancy_close").bind("click", $.fn.fancybox.close).show();
      }

      if (typeof opts.itemArray[ opts.itemCurrent ].title !== 'undefined' && opts.itemArray[ opts.itemCurrent ].title.length > 0) {
      //if (typeof opts.itemArray[ opts.itemCurrent ].desc !== 'undefined' && opts.itemArray[ opts.itemCurrent ].desc.length > 0) {
        var pos = $("#fancy_outer").position();

        //$('#fancy_title div').html( opts.itemArray[ opts.itemCurrent ].title).html();
        // $('#fancy_content').append( opts.itemArray[ opts.itemCurrent ].title).html();

        if(displayCounter == true) {
          $('#fancy_title div').html( '<p class="imgcount">' + opts.itemArray[ opts.itemCurrent ].count + '</p>' + opts.itemArray[ opts.itemCurrent ].title).html();
          //$('#fancy_title div').html( '<p class="imgcount">' + opts.itemArray[ opts.itemCurrent ].count + '</p>' + opts.itemArray[ opts.itemCurrent ].desc).html();
          //$('#fancy_title div').text( opts.itemArray[ opts.itemCurrent ].count).html();
        } else {
          $('#fancy_title div').html( opts.itemArray[ opts.itemCurrent ].title ).html();
          //$('#fancy_title div').html( opts.itemArray[ opts.itemCurrent ].desc ).html();
        }
        
        
        $('#fancy_title').css({
          'top'	: $("#fancy_outer").outerHeight() - 56,
          'left'	: 0,
          'width':	$('#fancy_outer').width()-20
        }).show();

        
      }

      if (opts.overlayShow && IE6) {
        $('embed, object, select', $('#fancy_content')).css('visibility', 'visible');
      }

      if ($.isFunction(opts.callbackOnShow)) {
        opts.callbackOnShow( opts.itemArray[ opts.itemCurrent ] );
      }

      if ($.browser.msie) {
        $("#fancy_outer")[0].style.removeAttribute('filter'); 
        $("#fancy_content")[0].style.removeAttribute('filter'); 
      }
      
      busy = false;
    };

    return this.unbind('click.fb').bind('click.fb', _initialize);
  };

  $.fn.fancybox.scrollBox = function() {
    var w = $.fn.fancybox.getViewport();
    
    if (opts.centerOnScroll && $("#fancy_outer").is(':visible')) {
      var ow	= $("#fancy_outer").outerWidth();
      var oh	= $("#fancy_outer").outerHeight();

      var pos_outer	= {
        'top'	: (oh > w[1] ? w[3] : w[3] + Math.round((w[1] - oh) * 0.5)),
        'left'	: (ow > w[0] ? w[2] : w[2] + Math.round((w[0] - ow) * 0.5))
      };

      $("#fancy_outer").css(pos_outer);

      var pos_title = $.fn.fancybox.getPosition();
      
      pos_title.top += oh;

      $("#fancy_title").css(pos_title);


    }
    
    if (IE6 && $("#fancy_overlay").is(':visible')) {
      $("#fancy_overlay").css({
        'height' : $(document).height()
      });
    }
    
    if ($("#fancy_loading").is(':visible')) {
      $("#fancy_loading").css({'left': ((w[0] - 40) * 0.5 + w[2]), 'top': ((w[1] - 40) * 0.5 + w[3])});
    }
  };

  $.fn.fancybox.getNumeric = function(el, prop) {
    return parseInt($.curCSS(el.jquery?el[0]:el,prop,true))||0;
  };

  $.fn.fancybox.getPosition = function(el) {
    var pos = el.offset();

    pos.top	+= $.fn.fancybox.getNumeric(el, 'paddingTop');
    pos.top	+= $.fn.fancybox.getNumeric(el, 'borderTopWidth');
    pos.left += $.fn.fancybox.getNumeric(el, 'paddingLeft');
    pos.left += $.fn.fancybox.getNumeric(el, 'borderLeftWidth');

    return pos;
  };

  $.fn.fancybox.showIframe = function() {
    $("#fancy_loading").hide();
    $("#fancy_frame").show();
  };

  $.fn.fancybox.getViewport = function() {
    return [$(window).width(), $(window).height(), $(document).scrollLeft(), $(document).scrollTop() ];
  };

  $.fn.fancybox.animateLoading = function() {
    if (!$("#fancy_loading").is(':visible')){
      clearInterval(loadingTimer);
      return;
    }

    $("#fancy_loading > div").css('top', (loadingFrame * -40) + 'px');

    loadingFrame = (loadingFrame + 1) % 12;
  };

  $.fn.fancybox.showLoading = function() {
    clearInterval(loadingTimer);

    var w = $.fn.fancybox.getViewport();

    $("#fancy_loading").css({'left': ((w[0] - 40) * 0.5 + w[2]), 'top': ((w[1] - 40) * 0.5 + w[3])}).show();
    $("#fancy_loading").bind('click', $.fn.fancybox.close);

    loadingTimer = setInterval($.fn.fancybox.animateLoading, 66);
  };

  $.fn.fancybox.close = function() {
    busy = true;

    $(imagePreloader).unbind();

    $(document).unbind("keydown.fb");
    $(window).unbind("resize.fb scroll.fb");

    $("#fancy_overlay, #fancy_content, #fancy_close").unbind();

    $("#fancy_close, #fancy_loading, #fancy_left, #fancy_right, #fancy_title").hide();

    __cleanup = function() {
      if ($("#fancy_overlay").is(':visible')) {
        $("#fancy_overlay").fadeOut("fast");
      }

      $("#fancy_content").empty();
      
      if (opts.centerOnScroll) {
        $(window).unbind("resize.fb scroll.fb");
      }

      if (IE6) {
        $('embed, object, select').css('visibility', 'visible');
      }

      if ($.isFunction(opts.callbackOnClose)) {
        opts.callbackOnClose();
      }

      busy = false;
    };

    if ($("#fancy_outer").is(":visible") !== false) {
      if (opts.zoomSpeedOut > 0 && opts.itemArray[opts.itemCurrent].orig !== undefined) {
        var orig_item	= opts.itemArray[opts.itemCurrent].orig;
        var orig_pos	= $.fn.fancybox.getPosition(orig_item);

        var itemOpts = {
          'left':		(orig_pos.left	- 20 - opts.padding) + 'px',
          'top': 		(orig_pos.top	- 20 - opts.padding) + 'px',
          'width':	$(orig_item).width() + (opts.padding * 2),
          'height':	$(orig_item).height() + (opts.padding * 2)
        };

        if (opts.zoomOpacity) {
          itemOpts.opacity = 'hide';
        }

        $("#fancy_outer").stop(false, true).animate(itemOpts, opts.zoomSpeedOut, opts.easingOut, __cleanup);

      } else {
        $("#fancy_outer").stop(false, true).fadeOut('fast', __cleanup);
      }

    } else {
      __cleanup();
    }

    return false;
  };

  $.fn.fancybox.build = function() {
    var html = '';

    html += '<div id="fancy_overlay"></div>';
   
    html += '<div id="fancy_loading"><div></div></div>';
    
    html += '<div id="fancy_outer">';
 
    html += '<div id="fancy_inner">';

    html += '<div id="fancy_close"></div>';

    html += '<div id="fancy_bg"><div class="fancy_bg" id="fancy_bg_n"></div><div class="fancy_bg" id="fancy_bg_ne"></div><div class="fancy_bg" id="fancy_bg_e"></div><div class="fancy_bg" id="fancy_bg_w"></div><div class="fancy_bg" id="fancy_bg_nw"></div></div>';
    //html += '<div id="fancy_bg"><div class="fancy_bg" id="fancy_bg_n"></div><div class="fancy_bg" id="fancy_bg_ne"></div><div class="fancy_bg" id="fancy_bg_e"></div><div class="fancy_bg" id="fancy_bg_se"></div><div class="fancy_bg" id="fancy_bg_s"></div><div class="fancy_bg" id="fancy_bg_sw"></div><div class="fancy_bg" id="fancy_bg_w"></div><div class="fancy_bg" id="fancy_bg_nw"></div></div>';

    html += '<a href="javascript:;" id="fancy_left"><span class="fancy_ico" id="fancy_left_ico"></span></a><a href="javascript:;" id="fancy_right"><span class="fancy_ico" id="fancy_right_ico"></span></a>';

    //html += '<div id="fancy_content"></div><div id="fancy_title"></div>';
    html += '<div id="fancy_content"></div>';

    html += '<div id="fancy_title"></div><div class="fancy_bg" id="fancy_bg_se"></div><div class="fancy_bg" id="fancy_bg_s"></div><div class="fancy_bg" id="fancy_bg_sw"></div>';
     
    html += '</div>';
   
    html += '</div>';
 
  
    $(html).appendTo("body");

    $('<table cellspacing="0" cellpadding="0" border="0"><tr><td class="fancy_title" id="fancy_title_left"></td><td class="fancy_title" id="fancy_title_main"><div></div></td><td class="fancy_title" id="fancy_title_right"></td></tr></table>').appendTo('#fancy_title');

    if ($.browser.msie) {
      $(".fancy_bg").fixPNG();
    }

    if (IE6) {
      $("div#fancy_overlay").css("position", "absolute");
      $("#fancy_loading div, #fancy_close, .fancy_title, .fancy_ico").fixPNG();

      $("#fancy_inner").prepend('<iframe id="fancy_bigIframe" src="javascript:false;" scrolling="no" frameborder="0"></iframe>');

      // Get rid of the 'false' text introduced by the URL of the iframe
      var frameDoc = $('#fancy_bigIframe')[0].contentWindow.document;
      frameDoc.open();
      frameDoc.close();
      
    }
  };

  $.fn.fancybox.defaults = {
    padding				:	10,
    imageScale			:	true,
    zoomOpacity			:	true,
    zoomSpeedIn			:	0,
    zoomSpeedOut		:	0,
    zoomSpeedChange		:	300,
    easingIn			:	'swing',
    easingOut			:	'swing',
    easingChange		:	'swing',
    frameWidth			:	0,
    frameHeight			:	0,
    overlayShow			:	true,
    overlayOpacity		:	0.5,
    overlayColor		:	'#000',
    enableEscapeButton	:	true,
    showCloseButton		:	true,
    hideOnOverlayClick	:	true,
    hideOnContentClick	:	true,
    centerOnScroll		:	false,
    itemArray			:	[],
    callbackOnStart		:	null,
    callbackOnShow		:	null,
    callbackOnClose		:	null
  };

  $(document).ready(function() {
    ieQuirks = $.browser.msie && !$.boxModel;
    if ($("#fancy_outer").length < 1) {
      $.fn.fancybox.build();
    }
  });

})(jQuery);