/*!
 * Visual Navigation (visualNav) v2.5.2
 * https://github.com/Mottie/visualNav/wiki
 * by Rob Garrison (Mottie)
 * MIT licensed.
 */
;(function(c){c.visualNav=function(h,k){var b,a=this;a.$el=c(h);a.$el.data("visualNav",a);a.init=function(){var d;a.initialized=!1;a.options=b=c.extend({},c.visualNav.defaultOptions,k);a.winLoc=window.location;a.history="replaceState"in window.history?window.history:null;a.$win=c(window);a.$doc=c(document);a.$body=c("html, body");a.curHash="";a.$lastItem=[null];a.namespace=".visualNav";c.each(b.easing,function(a,d){c.isFunction(c.easing[d])||(b.easing[a]="swing")});b.stopOnInteraction&&a.$body.bind("scroll mousedown DOMMouseScroll mousewheel keyup ".split(" ").join(a.namespace+
" "),function(b){(0<b.which||"mousedown"===b.type||"mousewheel"===b.type)&&a.$body.stop()});a.$win.bind(["scroll","resize",""].join(a.namespace+" "),function(){a.throttle()});a.update();b.useHash&&a.winLoc.hash&&a.animate(a.winLoc.hash);a.findLocation();b.scrollOnInit?(d=a.$el.find("."+b.selectedClass+(b.selectedAppliedTo===b.link?"":" "+b.link)),a.animate(d.attr(b.targetAttr)||d.attr("href"),!0)):a.completed(!0)};a.update=function(){a.$content=c("."+b.contentClass);a.leftMargin=parseInt(a.$content.css("margin-left"),
10);a.rightMargin=parseInt(a.$content.css("margin-right"),10);var d,e="."+b.externalLinks;a.$links=c(a.$el.find(b.selectedAppliedTo+(b.selectedAppliedTo===b.link?"":" "+b.link)).map(function(a,b){d=c(b);return d.hasClass(e)||d.closest(e).length?null:b}));e="."+b.contentLinks;a.$links.add(c(e+","+e+" a")).unbind("click.visualNav").bind("click.visualNav",function(d,e){var l=c(this);a.animate(l.attr(b.targetAttr)||l.attr("href"),e);return!1});a.$items=b.selectedAppliedTo===b.link?a.$links:c(a.$links.map(function(){return c(this).closest(b.selectedAppliedTo)[0]}));
a.initialized&&a.findLocation()};a.animate=function(d,e){var f,g,l;g=c(d);"#"!==d&&g.length&&(f=c(d).eq(0).closest("."+b.contentClass),f.length&&(g=f),g.length&&(a.curHash=g[0].id||"",a.$curContent=g,a.initialized&&"function"===typeof b.beforeAnimation&&b.beforeAnimation(a,g),f=g.offset(),l=Math.min(f.top,a.$doc.height()-a.$win.height())-b.offsetTop,g="function"===typeof b.animationTime?b.animationTime(Math.abs(a.$body.scrollTop()-l))||1200:b.animationTime,a.$body.stop().animate({scrollLeft:Math.min(f.left,
a.$doc.width()-a.$win.width())-a.leftMargin,scrollTop:l},{queue:!1,duration:a.initialized?g:0,easing:b.easing[0],specialEasing:{scrollLeft:b.easing[0]||"swing",scrollTop:b.easing[1]||b.easing[0]||"swing"},complete:function(){a.completed(e)}})))};a.throttle=function(){a.flag||(a.flag=!0,a.timer=setTimeout(function(){a.flag=!1;a.findLocation()},100))};a.updateHash=function(){var d,e;e=b.selectedAppliedTo===b.link?a.$curItem.attr(b.targetAttr)||a.$curItem.attr("href"):a.$curItem.find(b.link).attr(b.targetAttr)||
a.$curItem.find(b.link).attr("href");var f=(e||"").replace(/^#/,"");e&&""!==f&&f!==a.curHash&&(e=c("#"+f),a.curHash=f,e.length&&(e.attr("id",""),d=c("<div></div>").css({position:"absolute",visibility:"hidden",top:c(document).scrollTop()+"px"}).attr("id",f).appendTo(document.body)),a.setHash("#"+f),e.length&&(d.remove(),e.attr("id",f)))};a.setHash=function(b){a.winLoc.hash!==b&&"#"!==b&&(a.winLoc.replace?null!==a.history?a.history.replaceState({},"",b):a.winLoc.replace(b):a.winLoc.hash=b)};a.completed=
function(c){b.useHash&&a.setHash("#"+a.curHash);a.initialized?"function"===typeof b.complete&&b.complete(a,a.$curContent):c&&("function"===typeof b.initialized&&b.initialized(a,a.$curContent),a.initialized=!0);a.flag=!1};a.findLocation=function(){var d,e,f,g,l,h,k,p,m=a.$win.width(),q=a.$win.scrollLeft(),r=a.$win.scrollTop(),t=q+m,n=r+a.$win.height(),u=a.$doc.height();a.$items.removeClass(b.inViewClass);b.fitContent&&a.$content.width(m-a.leftMargin-a.rightMargin);a.$links.each(function(m){g=c(this).attr(b.targetAttr);
d="#"===g||1>=g.length?"":c(g);d.length&&(f=Math.ceil(d.offset().top),e=Math.ceil(d.offset().left),h=d.outerHeight(),l=f+h+b.bottomMargin,k=d.outerWidth(),p=e+k,f<n&&(f+h-b.bottomMargin>r||l>n)&&e<t&&(e+k-b.bottomMargin>q||p>t)&&a.$items.eq(m).addClass(b.inViewClass))});g=n+b.bottomMargin>=u?":last":":first";a.$items.removeClass(b.selectedClass);a.$curItem=a.$items.filter("."+b.inViewClass+g).addClass(b.selectedClass);a.$curItem[0]!==a.$lastItem[0]&&(a.$lastItem=a.$curItem,a.$content.removeClass(b.currentContent),
g="."+b.selectedClass+(b.selectedAppliedTo===b.link?"":" "+b.link),d=a.$el.find(g).attr(b.targetAttr),a.$curContent=c(d).closest("."+b.contentClass).addClass(b.currentContent),a.initialized&&"function"===typeof b.changed&&b.changed(a,a.$curContent));b.useHash&&a.initialized&&a.updateHash()};a.init()};c.visualNav.defaultOptions={link:"a",targetAttr:"href",selectedAppliedTo:"li",contentClass:"content",contentLinks:"visualNav",externalLinks:"external",useHash:!0,inViewClass:"inView",selectedClass:"selected",
currentContent:"current",bottomMargin:100,fitContent:!1,offsetTop:0,scrollOnInit:!1,animationTime:1200,stopOnInteraction:!0,easing:["swing","swing"],initialized:null,beforeAnimation:null,complete:null,changed:null};c.fn.visualNav=function(h){return this.each(function(){var k=c(this).data("visualNav");(typeof h).match("object|undefined")?k?k.update():new c.visualNav(this,h):"string"===typeof h&&/^(#|\.)/.test(h)&&k.animate(h)})};c.fn.getvisualNav=function(){return this.data("visualNav")}})(jQuery);