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+
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+/*
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+ * Superfish v1.4.8 - jQuery menu widget
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+ * Copyright (c) 2008 Joel Birch
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+ *
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+ * Dual licensed under the MIT and GPL licenses:
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+ * http://www.opensource.org/licenses/mit-license.php
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+ * http://www.gnu.org/licenses/gpl.html
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+ *
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+ * CHANGELOG: http://users.tpg.com.au/j_birch/plugins/superfish/changelog.txt
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+ */
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+
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+ /*
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+ * PLEASE READ THE FOLLOWING BEFORE PLAYING AROUND WITH ANYTHING. KTHNX.
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+ * Dev copy. Antechinus - 20th October 2011.
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+ * Code has been tweaked to remove stuff we do not need (IE7 fix, etc).
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+ * Remaining code appears to be essential for full functionality.
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+ * If contemplating changes, testing for full functionality is essential or a11y will be degraded.
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+ * Since a11y is the whole point of this system, degradation is not at all desirable regardless of personal preferences.
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+ * If you do not understand the a11y advantages of this system, please ask before making changes.
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+ *
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+ * Full functionality means:
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+ * 1/ hoverIntent plugin functions so that drop menus do NOT open or close instantly when cursor touches first level anchor.
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+ * 2/ The drop menus should only open when the cursor actually stops on the first level anchor, or is moving very slowly.
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+ * 3/ There should be a delay before the drop menus close on mouseout, for people with less than perfect tracking ability.
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+ * 4/ The drop menus must remain fully accessible via keyboard navigation (eg: the Tab key).
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+ */
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+
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+;(function($){
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+ $.fn.superfish = function(op){
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+
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+ var sf = $.fn.superfish,
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+ c = sf.c,
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+ over = function(){
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+ var $$ = $(this), menu = getMenu($$);
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+ clearTimeout(menu.sfTimer);
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+ $$.showSuperfishUl().siblings().hideSuperfishUl();
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+ },
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+ out = function(){
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+ var $$ = $(this), menu = getMenu($$), o = sf.op;
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+ clearTimeout(menu.sfTimer);
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+ menu.sfTimer=setTimeout(function(){
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+ o.retainPath=($.inArray($$[0],o.$path)>-1);
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+ $$.hideSuperfishUl();
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+ if (o.$path.length && $$.parents(['li.',o.hoverClass].join('')).length<1){over.call(o.$path);}
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+ },o.delay);
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+ },
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+ getMenu = function($menu){
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+ var menu = $menu.parents(['ul.',c.menuClass,':first'].join(''))[0];
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+ sf.op = sf.o[menu.serial];
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+ return menu;
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+ },
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+ // This next line is essential, despite the other code for arrows being removed.
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+ // Changing the next line WILL break hoverIntent functionality. Very bad.
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+ addArrow = function($a){$a.addClass(c.anchorClass)};
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+
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+ return this.each(function() {
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+ var s = this.serial = sf.o.length;
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+ var o = $.extend({},sf.defaults,op);
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+ o.$path = $('li.'+o.pathClass,this).slice(0,o.pathLevels).each(function(){
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+ $(this).addClass([o.hoverClass,c.bcClass].join(' '))
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+ .filter('li:has(ul)').removeClass(o.pathClass);
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+ });
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+ sf.o[s] = sf.op = o;
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+ $('li:has(ul)',this)[($.fn.hoverIntent && !o.disableHI) ? 'hoverIntent' : 'hover'](over,out).each(function() {})
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+ .not('.'+c.bcClass)
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+ .hideSuperfishUl();
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+
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+ var $a = $('a',this);
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+ $a.each(function(i){
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+ var $li = $a.eq(i).parents('li');
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+ $a.eq(i).focus(function(){over.call($li);}).blur(function(){out.call($li);});
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+ });
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+ o.onInit.call(this);
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+
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+ }).each(function() {
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+ var menuClasses = [c.menuClass];
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+ $(this).addClass(menuClasses.join(' '));
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+ });
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+ };
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+
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+ var sf = $.fn.superfish;
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+ sf.o = [];
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+ sf.op = {};
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+ sf.c = {
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+ bcClass : 'sf-breadcrumb',
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+ menuClass : 'sf-js-enabled',
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+ anchorClass : 'sf-with-ul',
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+ };
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+ sf.defaults = {
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+ hoverClass : 'sfhover',
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+ pathClass : 'current',
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+ pathLevels : 1,
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+ delay : 700,
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+ animation : {opacity:'show', height:'show'},
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+ speed : 300,
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+ disableHI : false, // Leave as false. True disables hoverIntent detection (not good).
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+ onInit : function(){}, // callback functions
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+ onBeforeShow: function(){},
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+ onShow : function(){},
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+ onHide : function(){}
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+ };
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+ $.fn.extend({
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+ hideSuperfishUl : function(){
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+ var o = sf.op,
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+ not = (o.retainPath===true) ? o.$path : '';
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+ o.retainPath = false;
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+ var $ul = $(['li.',o.hoverClass].join(''),this).add(this).not(not).removeClass(o.hoverClass)
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+ .find('>ul').hide().css('opacity','0');
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+ o.onHide.call($ul);
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+ return this;
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+ },
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+ showSuperfishUl : function(){
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+ var o = sf.op,
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+ sh = sf.c,
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+ $ul = this.addClass(o.hoverClass)
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+ .find('>ul:hidden').css('opacity','1');
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+ o.onBeforeShow.call($ul);
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+ $ul.animate(o.animation,o.speed,function(){o.onShow.call($ul);});
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+ return this;
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+ }
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+ });
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+
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+})(jQuery);
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