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e||o.documentElement})}}),b.each({scrollLeft:"pageXOffset",scrollTop:"pageYOffset"},function(e,n){var r=/Y/.test(n);b.fn[e]=function(i){return b.access(this,function(e,i,o){var a=or(e);return o===t?a?n in a?a[n]:a.document.documentElement[i]:e[i]:(a?a.scrollTo(r?b(a).scrollLeft():o,r?o:b(a).scrollTop()):e[i]=o,t)},e,i,arguments.length,null)}});function or(e){return b.isWindow(e)?e:9===e.nodeType?e.defaultView||e.parentWindow:!1}b.each({Height:"height",Width:"width"},function(e,n){b.each({padding:"inner"+e,content:n,"":"outer"+e},function(r,i){b.fn[i]=function(i,o){var a=arguments.length&&(r||"boolean"!=typeof i),s=r||(i===!0||o===!0?"margin":"border");return b.access(this,function(n,r,i){var o;return b.isWindow(n)?n.document.documentElement["client"+e]:9===n.nodeType?(o=n.documentElement,Math.max(n.body["scroll"+e],o["scroll"+e],n.body["offset"+e],o["offset"+e],o["client"+e])):i===t?b.css(n,r,s):b.style(n,r,i,s)},n,a?i:t,a,null)}})}),e.jQuery=e.$=b,"function"==typeof define&&define.amd&&define.amd.jQuery&&define("jquery",[],function(){return b})})(window);
/**
* Copyright (c) 2007-2012 Ariel Flesler - jQuery ScrollTo
* Dual licensed under MIT and GPL.
* @author Ariel Flesler
* @version 1.4.3.1
*/
;(function($){var h=$.scrollTo=function(a,b,c){$(window).scrollTo(a,b,c)};h.defaults={axis:'xy',duration:parseFloat($.fn.jquery)>=1.3?0:1,limit:true};h.window=function(a){return $(window)._scrollable()};$.fn._scrollable=function(){return this.map(function(){var a=this,isWin=!a.nodeName||$.inArray(a.nodeName.toLowerCase(),['iframe','#document','html','body'])!=-1;if(!isWin)return a;var b=(a.contentWindow||a).document||a.ownerDocument||a;return/webkit/i.test(navigator.userAgent)||b.compatMode=='BackCompat'?b.body:b.documentElement})};$.fn.scrollTo=function(e,f,g){if(typeof f=='object'){g=f;f=0}if(typeof g=='function')g={onAfter:g};if(e=='max')e=9e9;g=$.extend({},h.defaults,g);f=f||g.duration;g.queue=g.queue&&g.axis.length>1;if(g.queue)f/=2;g.offset=both(g.offset);g.over=both(g.over);return this._scrollable().each(function(){if(e==null)return;var d=this,$elem=$(d),targ=e,toff,attr={},win=$elem.is('html,body');switch(typeof targ){case'number':case'string':if(/^([+-]=)?\d+(\.\d+)?(px|%)?$/.test(targ)){targ=both(targ);break}targ=$(targ,this);if(!targ.length)return;case'object':if(targ.is||targ.style)toff=(targ=$(targ)).offset()}$.each(g.axis.split(''),function(i,a){var b=a=='x'?'Left':'Top',pos=b.toLowerCase(),key='scroll'+b,old=d[key],max=h.max(d,a);if(toff){attr[key]=toff[pos]+(win?0:old-$elem.offset()[pos]);if(g.margin){attr[key]-=parseInt(targ.css('margin'+b))||0;attr[key]-=parseInt(targ.css('border'+b+'Width'))||0}attr[key]+=g.offset[pos]||0;if(g.over[pos])attr[key]+=targ[a=='x'?'width':'height']()*g.over[pos]}else{var c=targ[pos];attr[key]=c.slice&&c.slice(-1)=='%'?parseFloat(c)/100*max:c}if(g.limit&&/^\d+$/.test(attr[key]))attr[key]=attr[key]<=0?0:Math.min(attr[key],max);if(!i&&g.queue){if(old!=attr[key])animate(g.onAfterFirst);delete attr[key]}});animate(g.onAfter);function animate(a){$elem.animate(attr,f,g.easing,a&&function(){a.call(this,e,g)})}}).end()};h.max=function(a,b){var c=b=='x'?'Width':'Height',scroll='scroll'+c;if(!$(a).is('html,body'))return a[scroll]-$(a)[c.toLowerCase()]();var d='client'+c,html=a.ownerDocument.documentElement,body=a.ownerDocument.body;return Math.max(html[scroll],body[scroll])-Math.min(html[d],body[d])};function both(a){return typeof a=='object'?a:{top:a,left:a}}})(jQuery);
/*
jQuery Waypoints - v1.1.4
Copyright (c) 2011-2012 Caleb Troughton
Dual licensed under the MIT license and GPL license.
https://github.com/imakewebthings/jquery-waypoints/blob/master/MIT-license.txt
*/
(function($,k,m,i,d){var e=$(i),g="waypoint.reached",b=function(o,n){o.element.trigger(g,n);if(o.options.triggerOnce){o.element[k]("destroy")}},h=function(p,o){var n=o.waypoints.length-1;while(n>=0&&o.waypoints[n].element[0]!==p[0]){n-=1}return n},f=[],l=function(n){$.extend(this,{element:$(n),oldScroll:0,waypoints:[],didScroll:false,didResize:false,doScroll:$.proxy(function(){var q=this.element.scrollTop(),p=q>this.oldScroll,s=this,r=$.grep(this.waypoints,function(u,t){return p?(u.offset>s.oldScroll&&u.offset<=q):(u.offset<=s.oldScroll&&u.offset>q)}),o=r.length;if(!this.oldScroll||!q){$[m]("refresh")}this.oldScroll=q;if(!o){return}if(!p){r.reverse()}$.each(r,function(u,t){if(t.options.continuous||u===o-1){b(t,[p?"down":"up"])}})},this)});$(n).scroll($.proxy(function(){if(!this.didScroll){this.didScroll=true;i.setTimeout($.proxy(function(){this.doScroll();this.didScroll=false},this),$[m].settings.scrollThrottle)}},this)).resize($.proxy(function(){if(!this.didResize){this.didResize=true;i.setTimeout($.proxy(function(){$[m]("refresh");this.didResize=false},this),$[m].settings.resizeThrottle)}},this));e.load($.proxy(function(){this.doScroll()},this))},j=function(n){var o=null;$.each(f,function(p,q){if(q.element[0]===n){o=q;return false}});return o},c={init:function(o,n){this.each(function(){var u=$.fn[k].defaults.context,q,t=$(this);if(n&&n.context){u=n.context}if(!$.isWindow(u)){u=t.closest(u)[0]}q=j(u);if(!q){q=new l(u);f.push(q)}var p=h(t,q),s=p<0?$.fn[k].defaults:q.waypoints[p].options,r=$.extend({},s,n);r.offset=r.offset==="bottom-in-view"?function(){var v=$.isWindow(u)?$[m]("viewportHeight"):$(u).height();return v-$(this).outerHeight()}:r.offset;if(p<0){q.waypoints.push({element:t,offset:null,options:r})}else{q.waypoints[p].options=r}if(o){t.bind(g,o)}if(n&&n.handler){t.bind(g,n.handler)}});$[m]("refresh");return this},remove:function(){return this.each(function(o,p){var n=$(p);$.each(f,function(r,s){var q=h(n,s);if(q>=0){s.waypoints.splice(q,1)}})})},destroy:function(){return this.unbind(g)[k]("remove")}},a={refresh:function(){$.each(f,function(r,s){var q=$.isWindow(s.element[0]),n=q?0:s.element.offset().top,p=q?$[m]("viewportHeight"):s.element.height(),o=q?0:s.element.scrollTop();$.each(s.waypoints,function(u,x){if(!x){return}var t=x.options.offset,w=x.offset;if(typeof x.options.offset==="function"){t=x.options.offset.apply(x.element)}else{if(typeof x.options.offset==="string"){var v=parseFloat(x.options.offset);t=x.options.offset.indexOf("%")?Math.ceil(p*(v/100)):v}}x.offset=x.element.offset().top-n+o-t;if(x.options.onlyOnScroll){return}if(w!==null&&s.oldScroll>w&&s.oldScroll<=x.offset){b(x,["up"])}else{if(w!==null&&s.oldScroll
=x.offset){b(x,["down"])}else{if(!w&&o>x.offset){b(x,["down"])}}}});s.waypoints.sort(function(u,t){return u.offset-t.offset})})},viewportHeight:function(){return(i.innerHeight?i.innerHeight:e.height())},aggregate:function(){var n=$();$.each(f,function(o,p){$.each(p.waypoints,function(q,r){n=n.add(r.element)})});return n}};$.fn[k]=function(n){if(c[n]){return c[n].apply(this,Array.prototype.slice.call(arguments,1))}else{if(typeof n==="function"||!n){return c.init.apply(this,arguments)}else{if(typeof n==="object"){return c.init.apply(this,[null,n])}else{$.error("Method "+n+" does not exist on jQuery "+k)}}}};$.fn[k].defaults={continuous:true,offset:0,triggerOnce:false,context:i};$[m]=function(n){if(a[n]){return a[n].apply(this)}else{return a.aggregate()}};$[m].settings={resizeThrottle:200,scrollThrottle:100};e.load(function(){$[m]("refresh")})})(jQuery,"waypoint","waypoints",this);
/**
* jQuery Picture
* http://jquerypicture.com
* http://github.com/Abban/jQuery-Picture
*
* @version 0.9
* @author Abban Dunne http://abandon.ie
*
*/(function(e){e.fn.picture=function(t){var n={container:null,ignorePixelRatio:!1},r=e.extend({},n,t);this.each(function(){function a(o){if(o)if(s.get(0).tagName.toLowerCase()=="figure"){var a=s.data();e.each(a,function(e){var n;n=e.replace(/[^\d.]/g,"");n&&t.push(n)})}else s.find("source").each(function(){var n,r;n=e(this).attr("media");if(n){r=n.replace(/[^\d.]/g,"");t.push(r)}});var c=0;r.container==null?n=e(window).width()*u:n=e(r.container).width()*u;e.each(t,function(e,t){parseInt(n)>=parseInt(t)&&parseInt(c)<=parseInt(t)&&(c=t)});if(i!==c){i=c;s.get(0).tagName.toLowerCase()=="figure"?l():f()}}function f(){var t=new Object;s.find("source").each(function(){var n,r,i;n=e(this).attr("media");r=e(this).attr("src");n?i=n.replace(/[^\d.]/g,""):i=0;t[i]=r});if(s.find("img").length==0){var n='';e(">a",s).length==0?s.append(n):e(">a",s).append(n)}else s.find("img").attr("src",t[i])}function l(){var t=new Object,n=s.data();e.each(n,function(e,n){var r;r=e.replace(/[^\d.]/g,"");r||(r=0);t[r]=n});if(s.find("img").length==0){var r='';e(">a",s).length==0?s.append(r):e(">a",s).append(r)}else s.find("img").attr("src",t[i])}var t=new Array,n,i,s,o,u=1;!r.ignorePixelRatio&&window.devicePixelRatio!==undefined&&(u=window.devicePixelRatio);s=e(this);a(!0);o=!1;e(window).resize(function(){o!==!1&&clearTimeout(o);o=setTimeout(a,200)})})}})(jQuery);
$(function() {
// Do our DOM lookups beforehand
var nav_container = $(".header-container");
var nav = $("#nav");
var top_spacing = 15;
var waypoint_offset = 50;
nav_container.waypoint({
handler: function(event, direction) {
if (direction == 'down') {
nav_container.css({ 'height':nav.outerHeight(), 'position':'', 'bottom':'' });
nav_container.stop().addClass("sticky").css("top",-nav.outerHeight()).animate({"top":top_spacing});
} else {
nav_container.css({ 'top':'', 'height':'' });
nav_container.stop().removeClass("sticky").css({'position':'absolute', "bottom":nav.outerHeight()+waypoint_offset}).animate({"bottom":"20"});
}
},
offset: function() {
return -nav.outerHeight()-waypoint_offset;
}
});
var sections = $("section");
var navigation_links = $("#nav ul li a");
sections.waypoint({
handler: function(event, direction) {
var active_section;
active_section = $(this);
if (direction === "up") active_section = active_section.prev();
var active_link = $('nav a[href="#' + active_section.attr("id") + '"]');
navigation_links.removeClass("selected");
active_link.addClass("selected");
},
offset: '25%'
})
navigation_links.click( function(event) {
$.scrollTo(
$(this).attr("href"),
{
duration: 1000,
offset: { 'left':0, 'top':-0.08*$(window).height() }
}
);
event.preventDefault();
});
$('figure.responsive-image').picture();
});