Scroller={speed:10,gy:function(d){gy=d.offsetTop;if(d.offsetParent){while(d=d.offsetParent){gy+=d.offsetTop;
}}return gy;},scrollTop:function(){body=document.body;d=document.documentElement;
if(body&&body.scrollTop){return body.scrollTop;}if(d&&d.scrollTop){return d.scrollTop;
}if(window.pageYOffset){return window.pageYOffset;}return 0;},add:function(event,body,d){if(event.addEventListener){return event.addEventListener(body,d,false);
}if(event.attachEvent){return event.attachEvent("on"+body,d);}},end:function(e){if(window.event){window.event.cancelBubble=true;
window.event.returnValue=false;return ;}if(e.preventDefault&&e.stopPropagation){e.preventDefault();
e.stopPropagation();}this.eventAction=e;},scroll:function(d){i=window.innerHeight||document.documentElement.clientHeight;
h=document.body.scrollHeight;a=Scroller.scrollTop();if(d>a){if(h-d>i){a+=Math.ceil((d-a)/Scroller.speed);
}else{a+=Math.ceil((d-a-(h-d))/Scroller.speed);}}else{a=a+(d-a)/Scroller.speed;}window.scrollTo(0,a);
if(a==d||Scroller.offsetTop==a){clearInterval(Scroller.interval);}Scroller.offsetTop=a;
},init:function(){Scroller.add(window,"load",Scroller.render);},render:function(){a=$$("a[rel=smoothscroll]");
Scroller.end(this);window.onscroll;for(i=0;i<a.length;i++){l=a[i];if(l.href&&l.href.indexOf("#")!=-1&&((l.pathname==location.pathname)||("/"+l.pathname==location.pathname))){Scroller.add(l,"click",Scroller.end);
l.onclick=function(){Scroller.end(this);l=this.hash.substr(1);a=document.getElementsByTagName("a");
for(i=0;i<a.length;i++){if(a[i].name==l){clearInterval(Scroller.interval);Scroller.interval=setInterval("Scroller.scroll("+Scroller.gy(a[i])+")",10);
}}};}}}};Scroller.init();