(function ($) {

/**
 * This script transforms a set of fieldsets into a stack of vertical
 * tabs. Another tab pane can be selected by clicking on the respective
 * tab.
 *
 * Each tab may have a summary which can be updated by another
 * script. For that to work, each fieldset has an associated
 * 'verticalTabCallback' (with jQuery.data() attached to the fieldset),
 * which is called every time the user performs an update to a form
 * element inside the tab pane.
 */
Drupal.behaviors.verticalTabs = {
  attach: function (context) {
    $('.vertical-tabs-panes', context).once('vertical-tabs', function () {
      var focusID = $(':hidden.vertical-tabs-active-tab', this).val();
      var tab_focus;

      // Check if there are some fieldsets that can be converted to vertical-tabs
      var $fieldsets = $('> fieldset', this);
      if ($fieldsets.length == 0) {
        return;
      }

      // Create the tab column.
      var tab_list = $('<ul class="vertical-tabs-list"></ul>');
      $(this).wrap('<div class="vertical-tabs clearfix"></div>').before(tab_list);

      // Transform each fieldset into a tab.
      $fieldsets.each(function () {
        var vertical_tab = new Drupal.verticalTab({
          title: $('> legend', this).text(),
          fieldset: $(this)
        });
        tab_list.append(vertical_tab.item);
        $(this)
          .removeClass('collapsible collapsed')
          .addClass('vertical-tabs-pane')
          .data('verticalTab', vertical_tab);
        if (this.id == focusID) {
          tab_focus = $(this);
        }
      });

      $('> li:first', tab_list).addClass('first');
      $('> li:last', tab_list).addClass('last');

      if (!tab_focus) {
        // If the current URL has a fragment and one of the tabs contains an
        // element that matches the URL fragment, activate that tab.
        if (window.location.hash && $(window.location.hash, this).length) {
          tab_focus = $(window.location.hash, this).closest('.vertical-tabs-pane');
        }
        else {
          tab_focus = $('> .vertical-tabs-pane:first', this);
        }
      }
      if (tab_focus.length) {
        tab_focus.data('verticalTab').focus();
      }
    });
  }
};

/**
 * The vertical tab object represents a single tab within a tab group.
 *
 * @param settings
 *   An object with the following keys:
 *   - title: The name of the tab.
 *   - fieldset: The jQuery object of the fieldset that is the tab pane.
 */
Drupal.verticalTab = function (settings) {
  var self = this;
  $.extend(this, settings, Drupal.theme('verticalTab', settings));

  this.link.click(function () {
    self.focus();
    return false;
  });

  // Keyboard events added:
  // Pressing the Enter key will open the tab pane.
  this.link.keydown(function(event) {
    if (event.keyCode == 13) {
      self.focus();
      // Set focus on the first input field of the visible fieldset/tab pane.
      $("fieldset.vertical-tabs-pane :input:visible:enabled:first").focus();
      return false;
    }
  });

  // Pressing the Enter key lets you leave the tab again.
  this.fieldset.keydown(function(event) {
    // Enter key should not trigger inside <textarea> to allow for multi-line entries.
    if (event.keyCode == 13 && event.target.nodeName != "TEXTAREA") {
      // Set focus on the selected tab button again.
      $(".vertical-tab-button.selected a").focus();
      return false;
    }
  });

  this.fieldset
    .bind('summaryUpdated', function () {
      self.updateSummary();
    })
    .trigger('summaryUpdated');
};

Drupal.verticalTab.prototype = {
  /**
   * Displays the tab's content pane.
   */
  focus: function () {
    this.fieldset
      .siblings('fieldset.vertical-tabs-pane')
        .each(function () {
          var tab = $(this).data('verticalTab');
          tab.fieldset.hide();
          tab.item.removeClass('selected');
        })
        .end()
      .show()
      .siblings(':hidden.vertical-tabs-active-tab')
        .val(this.fieldset.attr('id'));
    this.item.addClass('selected');
    // Mark the active tab for screen readers.
    $('#active-vertical-tab').remove();
    this.link.append('<span id="active-vertical-tab" class="offscreen">' + Drupal.t('(active tab)') + '</span>');
  },

  /**
   * Updates the tab's summary.
   */
  updateSummary: function () {
    this.summary.html(this.fieldset.drupalGetSummary());
  },

  /**
   * Shows a vertical tab pane.
   */
  tabShow: function () {
    // Display the tab.
    this.item.show();
    // Update .first marker for items. We need recurse from parent to retain the
    // actual DOM element order as jQuery implements sortOrder, but not as public
    // method.
    this.item.parent().children('.vertical-tab-button').removeClass('first')
      .filter(':visible:first').addClass('first');
    // Display the fieldset.
    this.fieldset.removeClass('vertical-tab-hidden').show();
    // Focus this tab.
    this.focus();
    return this;
  },

  /**
   * Hides a vertical tab pane.
   */
  tabHide: function () {
    // Hide this tab.
    this.item.hide();
    // Update .first marker for items. We need recurse from parent to retain the
    // actual DOM element order as jQuery implements sortOrder, but not as public
    // method.
    this.item.parent().children('.vertical-tab-button').removeClass('first')
      .filter(':visible:first').addClass('first');
    // Hide the fieldset.
    this.fieldset.addClass('vertical-tab-hidden').hide();
    // Focus the first visible tab (if there is one).
    var $firstTab = this.fieldset.siblings('.vertical-tabs-pane:not(.vertical-tab-hidden):first');
    if ($firstTab.length) {
      $firstTab.data('verticalTab').focus();
    }
    return this;
  }
};

/**
 * Theme function for a vertical tab.
 *
 * @param settings
 *   An object with the following keys:
 *   - title: The name of the tab.
 * @return
 *   This function has to return an object with at least these keys:
 *   - item: The root tab jQuery element
 *   - link: The anchor tag that acts as the clickable area of the tab
 *       (jQuery version)
 *   - summary: The jQuery element that contains the tab summary
 */
Drupal.theme.prototype.verticalTab = function (settings) {
  var class_name = 'vertical-tab-button';
  if ($('.error', settings.fieldset).length>0) {
    class_name += ' vertical-tab-button-error';
  }
  var tab = {};
  tab.item = $('<li class="'+class_name+'" tabindex="-1"></li>')
    .append(tab.link = $('<a href="#"></a>')
      .append(tab.title = $('<strong></strong>').text(settings.title))
      .append(tab.summary = $('<span class="summary"></span>')
    )
  );
  return tab;
};

})(jQuery);
;
// $Id$

/**
 * Add MathJax support to HTML using settings variables defined in the module
 */
(function ($) {
  Drupal.behaviors.mathjax = {
    attach: function(context, settings) { // include mathjax only after setting variables are defined
      var mathjax = Drupal.settings.mathjax;
    
      // from http://www.mathjax.org/resources/docs/?dynamic.html
      var script = document.createElement("script");
      script.type = "text/javascript";

  if (mathjax.path=='cdn') {
    script.src  = "https://d3eoax9i5htok0.cloudfront.net/mathjax/1.1-latest/MathJax.js";
    // script.src  = "http://cdn.mathjax.org/mathjax/latest/MathJax.js"; // unsafe clear connection
  }
  else {
      script.src = mathjax.path;
  }
    
      var config = 'MathJax.Hub.Config({' +
                     'extensions: ["tex2jax.js"],' +
                     'jax: ["input/TeX","output/HTML-CSS"],' +
                     'menuSettings: {zoom: "Hover"},' +
                     'MathZoom: {delay: 50},' +
                     'tex2jax: {' +
                       'inlineMath: [ [\'$\',\'$\'], [\'\\\\(\',\'\\\\)\'] ],' +  // look for $...$ and \(...\) as delimiters for inline math
                       'displayMath: [ [\'$$\',\'$$\'], [\'\\\\[\',\'\\\\]\'] ],' + // look for $$...$$ and \[...\] as delimiters for display math
                       'processEscapes: true' +
                     '}' +
                   '});' +
                   'MathJax.Hub.Startup.onload();';
    
      if (window.opera) {script.innerHTML = config}
                   else {script.text = config}
    
      document.getElementsByTagName("head")[0].appendChild(script);
    }
  };
})(jQuery);
;

/*
 * Superfish v1.4.8 - jQuery menu widget
 * Copyright (c) 2008 Joel Birch
 *
 * Dual licensed under the MIT and GPL licenses:
 * 	http://www.opensource.org/licenses/mit-license.php
 * 	http://www.gnu.org/licenses/gpl.html
 *
 * CHANGELOG: http://users.tpg.com.au/j_birch/plugins/superfish/changelog.txt
 */

;(function($){
	$.fn.superfish = function(op){

		var sf = $.fn.superfish,
			c = sf.c,
			$arrow = $(['<span class="',c.arrowClass,'"> &#187;</span>'].join('')),
			over = function(){
				var $$ = $(this), menu = getMenu($$);
				clearTimeout(menu.sfTimer);
				$$.showSuperfishUl().siblings().hideSuperfishUl();
			},
			out = function(){
				var $$ = $(this), menu = getMenu($$), o = sf.op;
				clearTimeout(menu.sfTimer);
				menu.sfTimer=setTimeout(function(){
					o.retainPath=($.inArray($$[0],o.$path)>-1);
					$$.hideSuperfishUl();
					if (o.$path.length && $$.parents(['li.',o.hoverClass].join('')).length<1){over.call(o.$path);}
				},o.delay);	
			},
			getMenu = function($menu){
				var menu = $menu.parents(['ul.',c.menuClass,':first'].join(''))[0];
				sf.op = sf.o[menu.serial];
				return menu;
			},
			addArrow = function($a){ $a.addClass(c.anchorClass).append($arrow.clone()); };
			
		return this.each(function() {
			var s = this.serial = sf.o.length;
			var o = $.extend({},sf.defaults,op);
			o.$path = $('li.'+o.pathClass,this).slice(0,o.pathLevels).each(function(){
				$(this).addClass([o.hoverClass,c.bcClass].join(' '))
					.filter('li:has(ul)').removeClass(o.pathClass);
			});
			sf.o[s] = sf.op = o;
			
			$('li:has(ul)',this)[($.fn.hoverIntent && !o.disableHI) ? 'hoverIntent' : 'hover'](over,out).each(function() {
				if (o.autoArrows) addArrow( $('>a:first-child',this) );
			})
			.not('.'+c.bcClass)
				.hideSuperfishUl();
			
			var $a = $('a',this);
			$a.each(function(i){
				var $li = $a.eq(i).parents('li');
				$a.eq(i).focus(function(){over.call($li);}).blur(function(){out.call($li);});
			});
			o.onInit.call(this);
			
		}).each(function() {
			var menuClasses = [c.menuClass];
			if (sf.op.dropShadows  && !($.browser.msie && $.browser.version < 7)) menuClasses.push(c.shadowClass);
			$(this).addClass(menuClasses.join(' '));
		});
	};

	var sf = $.fn.superfish;
	sf.o = [];
	sf.op = {};
	sf.IE7fix = function(){
		var o = sf.op;
		if ($.browser.msie && $.browser.version > 6 && o.dropShadows && o.animation.opacity!=undefined)
			this.toggleClass(sf.c.shadowClass+'-off');
		};
	sf.c = {
		bcClass     : 'sf-breadcrumb',
		menuClass   : 'sf-js-enabled',
		anchorClass : 'sf-with-ul',
		arrowClass  : 'sf-sub-indicator',
		shadowClass : 'sf-shadow'
	};
	sf.defaults = {
		hoverClass	: 'sfHover',
		pathClass	: 'overideThisToUse',
		pathLevels	: 1,
		delay		: 800,
		animation	: {opacity:'show'},
		speed		: 'normal',
		autoArrows	: true,
		dropShadows : true,
		disableHI	: false,		// true disables hoverIntent detection
		onInit		: function(){}, // callback functions
		onBeforeShow: function(){},
		onShow		: function(){},
		onHide		: function(){}
	};
	$.fn.extend({
		hideSuperfishUl : function(){
			var o = sf.op,
				not = (o.retainPath===true) ? o.$path : '';
			o.retainPath = false;
			var $ul = $(['li.',o.hoverClass].join(''),this).add(this).not(not).removeClass(o.hoverClass)
					.find('>ul').hide().css('visibility','hidden');
			o.onHide.call($ul);
			return this;
		},
		showSuperfishUl : function(){
			var o = sf.op,
				sh = sf.c.shadowClass+'-off',
				$ul = this.addClass(o.hoverClass)
					.find('>ul:hidden').css('visibility','visible');
			sf.IE7fix.call($ul);
			o.onBeforeShow.call($ul);
			$ul.animate(o.animation,o.speed,function(){ sf.IE7fix.call($ul); o.onShow.call($ul); });
			return this;
		}
	});

})(jQuery);
;
/* Copyright (c) 2006 Brandon Aaron (http://brandonaaron.net)
 * Dual licensed under the MIT (http://www.opensource.org/licenses/mit-license.php) 
 * and GPL (http://www.opensource.org/licenses/gpl-license.php) licenses.
 *
 * $LastChangedDate: 2007-06-19 20:25:28 -0500 (Tue, 19 Jun 2007) $
 * $Rev: 2111 $
 *
 * Version 2.1
 */
(function($){$.fn.bgIframe=$.fn.bgiframe=function(s){if($.browser.msie&&parseInt($.browser.version)<=6){s=$.extend({top:'auto',left:'auto',width:'auto',height:'auto',opacity:true,src:'javascript:false;'},s||{});var prop=function(n){return n&&n.constructor==Number?n+'px':n;},html='<iframe class="bgiframe"frameborder="0"tabindex="-1"src="'+s.src+'"'+'style="display:block;position:absolute;z-index:-1;'+(s.opacity!==false?'filter:Alpha(Opacity=\'0\');':'')+'top:'+(s.top=='auto'?'expression(((parseInt(this.parentNode.currentStyle.borderTopWidth)||0)*-1)+\'px\')':prop(s.top))+';'+'left:'+(s.left=='auto'?'expression(((parseInt(this.parentNode.currentStyle.borderLeftWidth)||0)*-1)+\'px\')':prop(s.left))+';'+'width:'+(s.width=='auto'?'expression(this.parentNode.offsetWidth+\'px\')':prop(s.width))+';'+'height:'+(s.height=='auto'?'expression(this.parentNode.offsetHeight+\'px\')':prop(s.height))+';'+'"/>';return this.each(function(){if($('> iframe.bgiframe',this).length==0)this.insertBefore(document.createElement(html),this.firstChild);});}return this;};if(!$.browser.version)$.browser.version=navigator.userAgent.toLowerCase().match(/.+(?:rv|it|ra|ie)[\/: ]([\d.]+)/)[1];})(jQuery);;
/**
* hoverIntent r5 // 2007.03.27 // jQuery 1.1.2+
* <http://cherne.net/brian/resources/jquery.hoverIntent.html>
* 
* @param  f  onMouseOver function || An object with configuration options
* @param  g  onMouseOut function  || Nothing (use configuration options object)
* @author    Brian Cherne <brian@cherne.net>
*/
(function($){$.fn.hoverIntent=function(f,g){var cfg={sensitivity:7,interval:100,timeout:0};cfg=$.extend(cfg,g?{over:f,out:g}:f);var cX,cY,pX,pY;var track=function(ev){cX=ev.pageX;cY=ev.pageY;};var compare=function(ev,ob){ob.hoverIntent_t=clearTimeout(ob.hoverIntent_t);if((Math.abs(pX-cX)+Math.abs(pY-cY))<cfg.sensitivity){$(ob).unbind("mousemove",track);ob.hoverIntent_s=1;return cfg.over.apply(ob,[ev]);}else{pX=cX;pY=cY;ob.hoverIntent_t=setTimeout(function(){compare(ev,ob);},cfg.interval);}};var delay=function(ev,ob){ob.hoverIntent_t=clearTimeout(ob.hoverIntent_t);ob.hoverIntent_s=0;return cfg.out.apply(ob,[ev]);};var handleHover=function(e){var p=(e.type=="mouseover"?e.fromElement:e.toElement)||e.relatedTarget;while(p&&p!=this){try{p=p.parentNode;}catch(e){p=this;}}if(p==this){return false;}var ev=jQuery.extend({},e);var ob=this;if(ob.hoverIntent_t){ob.hoverIntent_t=clearTimeout(ob.hoverIntent_t);}if(e.type=="mouseover"){pX=ev.pageX;pY=ev.pageY;$(ob).bind("mousemove",track);if(ob.hoverIntent_s!=1){ob.hoverIntent_t=setTimeout(function(){compare(ev,ob);},cfg.interval);}}else{$(ob).unbind("mousemove",track);if(ob.hoverIntent_s==1){ob.hoverIntent_t=setTimeout(function(){delay(ev,ob);},cfg.timeout);}}};return this.mouseover(handleHover).mouseout(handleHover);};})(jQuery);;

// This uses Superfish 1.4.8
// (http://users.tpg.com.au/j_birch/plugins/superfish)

// Add Superfish to all Nice menus with some basic options.
(function ($) {
  $(document).ready(function() {
    $('ul.nice-menu').superfish({
      // Apply a generic hover class.
      hoverClass: 'over',
      // Disable generation of arrow mark-up.
      autoArrows: false,
      // Disable drop shadows.
      dropShadows: false,
      // Mouse delay.
      delay: Drupal.settings.nice_menus_options.delay,
      // Animation speed.
      speed: Drupal.settings.nice_menus_options.speed
    // Add in Brandon Aaron’s bgIframe plugin for IE select issues.
    // http://plugins.jquery.com/node/46/release
    }).find('ul').bgIframe({opacity:false});
    $('ul.nice-menu ul').css('display', 'none');
  });
})(jQuery);
;