/**
* Bootstrap.js by @fat & @mdo
* plugins: bootstrap-scrollspy.js
* Copyright 2012 Twitter, Inc.
* http://www.apache.org/licenses/LICENSE-2.0.txt
*/
!function(a){function b(b,c){var d=a.proxy(this.process,this),e=a(b).is("body")?a(window):a(b),f;this.options=a.extend({},a.fn.scrollspy.defaults,c),this.$scrollElement=e.on("scroll.scroll-spy.data-api",d),this.selector=(this.options.target||(f=a(b).attr("href"))&&f.replace(/.*(?=#[^\s]+$)/,"")||"")+" .nav li > a",this.$body=a("body"),this.refresh(),this.process()}b.prototype={constructor:b,refresh:function(){var b=this,c;this.offsets=a([]),this.targets=a([]),c=this.$body.find(this.selector).map(function(){var c=a(this),d=c.data("target")||c.attr("href"),e=/^#\w/.test(d)&&a(d);return e&&e.length&&[[e.position().top+b.$scrollElement.scrollTop(),d]]||null}).sort(function(a,b){return a[0]-b[0]}).each(function(){b.offsets.push(this[0]),b.targets.push(this[1])})},process:function(){var a=this.$scrollElement.scrollTop()+this.options.offset,b=this.$scrollElement[0].scrollHeight||this.$body[0].scrollHeight,c=b-this.$scrollElement.height(),d=this.offsets,e=this.targets,f=this.activeTarget,g;if(a>=c)return f!=(g=e.last()[0])&&this.activate(g);for(g=d.length;g--;)f!=e[g]&&a>=d[g]&&(!d[g+1]||a<=d[g+1])&&this.activate(e[g])},activate:function(b){var c,d;this.activeTarget=b,a(this.selector).parent(".active").removeClass("active"),d=this.selector+'[data-target="'+b+'"],'+this.selector+'[href="'+b+'"]',c=a(d).parent("li").addClass("active"),c.parent(".dropdown-menu").length&&(c=c.closest("li.dropdown").addClass("active")),c.trigger("activate")}};var c=a.fn.scrollspy;a.fn.scrollspy=function(c){return this.each(function(){var d=a(this),e=d.data("scrollspy"),f=typeof c=="object"&&c;e||d.data("scrollspy",e=new b(this,f)),typeof c=="string"&&e[c]()})},a.fn.scrollspy.Constructor=b,a.fn.scrollspy.defaults={offset:10},a.fn.scrollspy.noConflict=function(){return a.fn.scrollspy=c,this},a(window).on("load",function(){a('[data-spy="scroll"]').each(function(){var b=a(this);b.scrollspy(b.data())})})}(window.jQuery)