/*
 * jQuery throttle / debounce - v1.1 - 3/7/2010
 * http://benalman.com/projects/jquery-throttle-debounce-plugin/
 * 
 * Copyright (c) 2010 "Cowboy" Ben Alman
 * Dual licensed under the MIT and GPL licenses.
 * http://benalman.com/about/license/
 */
(function(b,c){var $=b.jQuery||b.Cowboy||(b.Cowboy={}),a;$.throttle=a=function(e,f,j,i){var h,d=0;if(typeof f!=="boolean"){i=j;j=f;f=c}function g(){var o=this,m=+new Date()-d,n=arguments;function l(){d=+new Date();j.apply(o,n)}function k(){h=c}if(i&&!h){l()}h&&clearTimeout(h);if(i===c&&m>e){l()}else{if(f!==true){h=setTimeout(i?k:l,i===c?e-m:e)}}}if($.guid){g.guid=j.guid=j.guid||$.guid++}return g};$.debounce=function(d,e,f){return f===c?a(d,e,false):a(d,f,e!==false)}})(this);
//epdb: Make menu move when page is scrolled
(function(a,b){var c=a("#page-nav"),d=a("#top-link"),e=function(a){var b=g(),e=c.position().top;b<270&&(b=270),b>270?d.show():d.hide(),(e!==270||b!==270)&&c.css({top:b+"px"}).fadeIn()},f=function(a){var b=g(),d=c.position().top;b<270&&(b=270),(d!==270||b!==270)&&c.hide()},g=function(){var a=b.pageYOffset?b.pageYOffset:0,c=document.documentElement?document.documentElement.scrollTop:0,d=document.body?document.body.scrollTop:0,e=a?a:0;c&&(!e||e>c)&&(e=c);return d&&(!e||e>d)?d:e};a(b).scroll(a.throttle(250,f)),a(b).scroll(a.debounce(250,e))})(jQuery,window)