(function(){var easing=0.25;var interval=20;var d=document;var targetX=0;var targetY=0;var targetHash='';var scrolling=false;var splitHref=location.href.split('#');var currentHref_WOHash=splitHref[0];var incomingHash=splitHref[1];var prevX=null;var prevY=null;addEvent(window,'load',init);function init(){setOnClickHandler();if(incomingHash){if(window.attachEvent&&!window.opera){setTimeout(function(){scrollTo(0,0);setScroll('#'+incomingHash)},50)}else{scrollTo(0,0);setScroll('#'+incomingHash)}}}function addEvent(eventTarget,eventName,func){if(eventTarget.addEventListener){eventTarget.addEventListener(eventName,func,false)}else if(window.attachEvent){eventTarget.attachEvent('on'+eventName,function(){func.apply(eventTarget)})}}function setOnClickHandler(){var links=d.links;for(var i=0;i<links.length;i++){var link=links[i];var splitLinkHref=link.href.split('#');if(currentHref_WOHash==splitLinkHref[0]&&d.getElementById(splitLinkHref[1])){addEvent(link,'click',startScroll)}}}function startScroll(event){if(event){event.preventDefault()}else if(window.event){window.event.returnValue=false}setScroll(this.hash)}function setScroll(hash){var targetEle=d.getElementById(hash.substr(1));if(!targetEle)return;var ele=targetEle;var x=0;var y=0;while(ele){x+=ele.offsetLeft;y+=ele.offsetTop;ele=ele.offsetParent}var maxScroll=getScrollMaxXY();targetX=Math.min(x,maxScroll.x);targetY=Math.min(y,maxScroll.y);targetHash=hash;if(!scrolling){scrolling=true;scroll()}}function scroll(){var currentX=d.documentElement.scrollLeft||d.body.scrollLeft;var currentY=d.documentElement.scrollTop||d.body.scrollTop;var vx=(targetX-currentX)*easing;var vy=(targetY-currentY)*easing;var nextX=currentX+vx;var nextY=currentY+vy;if((Math.abs(vx)<1&&Math.abs(vy)<1)||(prevX===currentX&&prevY===currentY)){scrollTo(targetX,targetY);scrolling=false;location.hash=targetHash;prevX=prevY=null;return}else{scrollTo(parseInt(nextX),parseInt(nextY));prevX=currentX;prevY=currentY;setTimeout(function(){scroll()},interval)}}function getDocumentSize(){return{width:Math.max(document.body.scrollWidth,document.documentElement.scrollWidth),height:Math.max(document.body.scrollHeight,document.documentElement.scrollHeight)}}function getWindowSize(){var result={};if(window.innerWidth){var box=d.createElement('div');with(box.style){position='absolute';top='0px';left='0px';width='100%';height='100%';margin='0px';padding='0px';border='none';visibility='hidden'}d.body.appendChild(box);var width=box.offsetWidth;var height=box.offsetHeight;d.body.removeChild(box);result={width:width,height:height}}else{result={width:d.documentElement.clientWidth||d.body.clientWidth,height:d.documentElement.clientHeight||d.body.clientHeight}}return result}function getScrollMaxXY(){if(window.scrollMaxX&&window.scrollMaxY){return{x:window.scrollMaxX,y:window.scrollMaxY}}var documentSize=getDocumentSize();var windowSize=getWindowSize();return{x:documentSize.width-windowSize.width,y:documentSize.height-windowSize.height}}}());