/*
  ColorBox v1.1.1 - 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($){
var clone, loadedWidth, loadedHeight, interfaceHeight, interfaceWidth, index, related, closeModal, loadingElement, modal, modalWrap, modalOverlay, modalLoadingOverlay, modalContent, loaded, modalClose, btc, bml, bmr, bbc;
function setModalOverlay(){
  $([modalOverlay]).css({"position":"absolute", width:$(window).width(), height:$(window).height(), top:$(window).scrollTop(), left:$(window).scrollLeft()});
}
function keypressEvents(e){
  if(e.keyCode == 37){
    $(document).unbind('keydown', keypressEvents);
    $("a#contentPrevious").click();
  }
  else if(e.keyCode == 39){
    $(document).unbind('keydown', keypressEvents);
    $("a#contentNext").click();
  }
}
closeModal = function(){
  if($("#colorboxInlineTemp").length > 0){
    $(loaded).children().insertAfter("#colorboxInlineTemp");
  }
  $([modalOverlay, modal]).css({cursor:"auto"}).fadeOut("fast", function(){
    $(loaded).remove();
    $(modal).removeData("open");
  });
  if(loadingElement){$(loadingElement).remove();}
  $(document).unbind('keydown', keypressEvents);
  $(window).unbind('resize scroll', setModalOverlay);
};
// Convert % values to pixels
function setSize(size, dimension){
  return (typeof size == 'string') ? (size.match(/%/) ? (dimension/100)*parseInt(size, 10) : parseInt(size, 10)) : size;
}
 
//Initialize the modal: store common calculations, preload the interface graphics, append the html.
$(function(){
  $("body").append(
    $([
      modalOverlay = $('<div id="modalBackgroundOverlay" />')[0],
      modal = $('<div id="colorbox" />')[0]
    ]).hide()
  );
  $(modal).append(
    $([
      modalWrap = $('<div id="modalWrap" />')[0]
    ])
  );
  $(modalWrap).append(
    $([
      $('<div><div id="borderTopLeft"></div><div id="borderTopCenter"></div><div id="borderTopRight"></div></div>')[0],
      bml = $('<div id="borderMiddleLeft" />')[0],
      modalContent = $('<div id="modalContent" />')[0],
      bmr = $('<div id="borderMiddleRight" />')[0],
      $('<div><div id="borderBottomLeft"></div><div id="borderBottomCenter"></div><div id="borderBottomRight"></div></div>')[0]
    ])
  );
  $(modalContent).append(
    $([
      loaded = $('<div id="modalLoadedContent"><a id="contentPrevious" href="#"></a><a id="contentNext" href="#"></a><span id="contentCurrent"></span><br id="modalInfoBr"/><span id="contentTitle"></span><div id="preloadPrevious"></div><div id="preloadNext"></div><div id="preloadClose"></div></div>')[0],
      modalLoadingOverlay = $('<div id="modalLoadingOverlay" />')[0],
      modalClose = $('<a id="modalClose" href="#"></a>')[0]
    ])
  );
  $(modalClose).click(function(){
    closeModal();
    return false;
  });
  
  btc = $("#borderTopCenter")[0];
  bbc = $("#borderBottomCenter")[0];
  
  $(document).bind('keydown', function(e){if(e.keyCode == 27){closeModal();}});
 
  $(modal).css("opacity", 0).show();
 
  interfaceHeight = $(btc).height()+$(bbc).height()+$(modalContent).outerHeight(true) - $(modalContent).height();//Subtraction needed for IE6
  interfaceWidth = $(bml).width()+$(bmr).width()+$(modalContent).outerWidth(true) - $(modalContent).width();
 
  loadedHeight = $(loaded).outerHeight(true);
  loadedWidth = $(loaded).outerWidth(true);
  $(loaded).empty();
  $(modal).css({"padding-bottom":interfaceHeight,"padding-right":interfaceWidth}).hide();//the padding removes the need to do size conversions during the animation step.
});
 
$.fn.colorbox = function(settings, callback) {
  settings = $.extend({}, $.fn.colorbox.settings, settings);
  //sets the position of the modal on screen. A transition speed of 0 will result in no animation.
  function modalPosition(mWidth, mHeight, speed, loadedCallback){
 
    var winHeight = document.documentElement.clientHeight;
    var posTop = winHeight/2 - mHeight/2 + $(window).scrollTop();
    var posLeft = document.documentElement.clientWidth/2 - mWidth/2 + $(window).scrollLeft();
    //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;}
 
    mWidth = mWidth - interfaceWidth;
    mHeight = mHeight - interfaceHeight;
 
    function modalDimensions(that){
      modalContent.style.width = btc.style.width = bbc.style.width = that.style.width;
      modalContent.style.height = bml.style.height = bmr.style.height = that.style.height;
    }
    $(modal).animate({height:mHeight, width:mWidth, top:posTop, left:posLeft}, {duration: speed,
      complete: function(){
        if (loadedCallback) {loadedCallback();}
        modalDimensions(this);
        $(document).bind('keydown', keypressEvents);
        if ($.browser.msie && $.browser.version < 7) {setModalOverlay();}
      },
      step: function(){
        modalDimensions(this);    
      }
    });
  }
  var preloads = [];
  function preload(){
    if(settings.preloading !== false && related.length>1){
      var previous, next;
      previous = index > 0 ? related[index-1].href : related[related.length-1].href;
      next = index < related.length-1 ? related[index+1].href : related[0].href;
      return [$("<img />").attr("src", next), $("<img />").attr("src", previous)];
    }
  }
  function centerModal(object, contentInfo){
    var speed = settings.transition=="none" ? 0 : settings.transitionSpeed;
    $(loaded).remove();
    loaded = $(object)[0];
    $(loaded).hide().appendTo('body').css({width:(settings.fixedWidth)?settings.fixedWidth - loadedWidth - interfaceWidth:$(loaded).width()}).css({height:(settings.fixedHeight)?settings.fixedHeight - loadedHeight - interfaceHeight:$(loaded).height()})
    .attr({id:"modalLoadedContent"}).append(contentInfo).prependTo($(modalContent));
 
    function setPosition(s){
      modalPosition(parseInt(loaded.style.width, 10)+loadedWidth+interfaceWidth, parseInt(loaded.style.height, 10)+loadedHeight+interfaceHeight, s, function(){
        $(loaded).show();
        $(modalLoadingOverlay).hide();
        if (callback) {callback();}
        if (settings.transition == "fade"){$(modal).animate({"opacity":1}, speed);}
      });
    }
    if (settings.transition == "fade") {
      $(modal).animate({"opacity":0}, speed, function(){setPosition(0);});
    } else {
      setPosition(speed);
    }
    //var preloads = preload();
  }
 
  function buildGallery(that){
    var href = settings.href ? settings.href : that.href;
    var contentInfo = "<p id='contentTitle'>"+that.title+"</p>";
    if(related.length>1){
      contentInfo += "<span id='contentCurrent'> " + settings.contentCurrent + "</span>";
      contentInfo = contentInfo.replace(/\{current\}/, index+1).replace(/\{total\}/, related.length);
      contentInfo += "<a id='contentPrevious' href='#'>"+settings.contentPrevious+"</a><a id='contentNext' href='#'>"+settings.contentNext+"</a> ";
    }
    if (settings.inline) {
      loadingElement = $('<div id="colorboxInlineTemp" />').hide().insertBefore($(href)[0]);
      clone = $(href).clone(true);
      centerModal($(href).wrapAll("<div></div>").parent(), contentInfo);
    } else if (settings.iframe) {
      centerModal($("<div><iframe name='iframe_"+new Date().getTime()+" 'frameborder=0 src =" + href + "></iframe></div>"), contentInfo);//timestamp to prevent caching.
    } else if (href.match(/\.(gif|png|jpg|jpeg|bmp)(?:\?([^#]*))?(?:#(.*))?$/i)){
      loadingElement = $("<img id='modalPhoto' "+((related.length > 1)?"style='cursor:pointer;' class='modalPhoto'":"")+" alt='' />").load(function(){
        centerModal($("<div style='display: table-cell; vertical-align: middle; position: static;' />").append($(this)), contentInfo);
      }).attr("src",href);
    }else {
      loadingElement = $('<div></div>').load(href, function(data, textStatus){
        if(textStatus == "success"){
          centerModal($(this), contentInfo);
        } else {
          centerModal($("<p>Request unsuccessful.</p>"));
        }
      });
    }
  }
 
  function contentNav(){
    $(modalLoadingOverlay).show();
    if($(this).attr("id") == "contentPrevious"){
      index = index > 0 ? index-1 : related.length-1;
    } else {
      index = index < related.length-1 ? index+1 : 0;
    }
    buildGallery(related[index]);
    return false;  
  }
 
  $(this).bind("click.colorbox", function () {
    if ($(modal).data("open") !== true) {
      $(modal).data("open", true);
 
      if(settings.fixedWidth){ settings.fixedWidth = setSize(settings.fixedWidth, document.documentElement.clientWidth);}
      if(settings.fixedHeight){ settings.fixedHeight = setSize(settings.fixedHeight, document.documentElement.clientHeight);}
      $(modalClose).html(settings.modalClose);
      $(modalOverlay).css({"opacity": settings.bgOpacity});
      $([modal, modalLoadingOverlay, modalOverlay]).show();
      modalPosition(setSize(settings.initialWidth, document.documentElement.clientWidth), setSize(settings.initialHeight, document.documentElement.clientHeight), 0);
      if (this.rel && 'nofollow' != this.rel) {
        related = $("a[rel='" + this.rel + "']");
        index = $(related).index(this);
      }
      else {
        related = $(this);
        index = 0;
      }
      $(modal).css({"opacity":1});
      buildGallery(related[index]);
      $("a#contentPrevious, a#contentNext, .modalPhoto").die().live("click", contentNav);
      $(document).bind('keydown', keypressEvents);
      if ($.browser.msie && $.browser.version < 7) {
        $(window).bind("resize scroll", setModalOverlay);
      }
    }
    if(settings.overlayClose!==false){
      $(modalOverlay).css({"cursor":"pointer"}).click(function(){closeModal();});
    }
    return false;
  });
 
 
  if(settings.open!==false && $(modal).data("open")!==true){
    $(this).triggerHandler('click.colorbox');
  }
 
  return this.each(function() {
  });
};
 
/*
  ColorBox Default Settings.
  
  The colorbox() function takes one argument, an object of key/value pairs, that are used to initialize the modal.
  
  Please do not change these settings here, instead overwrite these settings when attaching the colorbox() event to your anchors.
  Example (Global)  : $.fn.colorbox.settings.transition = "fade"; //changes the transition to fade for all colorBox() events proceeding it's declaration.
  Example (Specific)  : $("a[href='http://www.google.com']").colorbox({fixedWidth:"90%", fixedHeight:"450px", iframe:true});
*/
$.fn.colorbox.settings = {
  transition : "elastic", // Transition types: "elastic", "fade", or "none".
  transitionSpeed : 350, // Sets the speed of the fade and elastic transitions, in milliseconds.
  initialWidth : "400", // Set the initial width of the modal, prior to any content being loaded.
 initialHeight : "400", // Set the initial height of the modal, prior to any content being loaded.
  fixedWidth : false, // Set a fixed width for div#loaded. Example: "500px"
  fixedHeight : false, // Set a fixed height for div#modalLoadedContent. Example: "500px"
  inline : false, // Set this to the selector of inline content to be displayed. Example "#myHiddenDiv" or "body p".
  contentAjax : true, // Set this to the file, or file+selector of content that will be loaded through an external file.  Example "include.html" or "company.inc.php div#ceo_bio"
  iframe : true, // If 'true' specifies that content should be displayed in an iFrame.
  href : false, // This can be used as an alternate anchor URL for ColorBox to use, or can be used to assign a URL for non-anchor elments such as images or form buttons.
  bgOpacity : 0.85, // The modalBackgroundOverlay opacity level. Range: 0 to 1.
  preloading : true, // Allows for preloading of 'Next' and 'Previous' content in a shared relation group (same values for the 'rel' attribute), after the current content has finished loading. Set to 'false' to disable.
  contentCurrent : "image {current} of {total}", // the format of the contentCurrent information
  contentPrevious : "previous", // the anchor text for the previous link in a shared relation group (same values for 'rel').
  contentNext : "next", // the anchor text for the next link in a shared relation group (same 'rel' attribute').
  modalClose : "close", // the anchor text for the close link. Esc will also close the modal.
  open : false, //Automatically opens ColorBox. (fires the click.colorbox event without waiting for user input).
  overlayClose : true //If true, enables closing ColorBox by clicking on the background overlay.
};
 
})(jQuery);