var tinyScrolling={speed:50,maxStep:150,brakeK:3,hash:null,currentBlock:null,requestedY:0,init:function(){var lnks=document.getElementsByTagName('a');for(var i=0,lnk;lnk=lnks[i];i++){if((lnk.href&&lnk.href.indexOf('#')!=-1)&&((lnk.pathname==location.pathname)||('/'+lnk.pathname==location.pathname))&&(lnk.search==location.search)){lnk.onclick=tinyScrolling.initScroll;}}},getElementYpos:function(el){var y=0;while(el.offsetParent){y+=el.offsetTop
el=el.offsetParent;}return y;},getScrollTop:function(){if(document.all)return(document.documentElement.scrollTop)?document.documentElement.scrollTop:document.body.scrollTop;else return window.pageYOffset;},getWindowHeight:function(){if(window.innerHeight)return window.innerHeight;if(document.documentElement&&document.documentElement.clientHeight)return document.documentElement.clientHeight;},getDocumentHeight:function(){if(document.height)return document.height;if(document.body.offsetHeight)return document.body.offsetHeight;},initScroll:function(e){var targ;if(!e)var e=window.event;if(e.target)targ=e.target;else if(e.srcElement)targ=e.srcElement;tinyScrolling.hash=targ.href.substr(targ.href.indexOf('#')+1,targ.href.length);tinyScrolling.currentBlock=document.getElementById(tinyScrolling.hash);if(!tinyScrolling.currentBlock)return;tinyScrolling.requestedY=tinyScrolling.getElementYpos(tinyScrolling.currentBlock);tinyScrolling.scroll();return false;},scroll:function(){var top=tinyScrolling.getScrollTop();if(tinyScrolling.requestedY>top){var endDistance=Math.round((tinyScrolling.getDocumentHeight()-(top+tinyScrolling.getWindowHeight()))/tinyScrolling.brakeK);endDistance=Math.min(Math.round((tinyScrolling.requestedY-top)/tinyScrolling.brakeK),endDistance);var offset=Math.max(2,Math.min(endDistance,tinyScrolling.maxStep));}else{var offset=-Math.min(Math.abs(Math.round((tinyScrolling.requestedY-top)/tinyScrolling.brakeK)),tinyScrolling.maxStep);}window.scrollTo(0,top+offset);if(Math.abs(top-tinyScrolling.requestedY)<=1||tinyScrolling.getScrollTop()==top){window.scrollTo(0,tinyScrolling.requestedY);if(!document.all||window.opera)location.hash=tinyScrolling.hash;tinyScrolling.hash=null;}else setTimeout(tinyScrolling.scroll,tinyScrolling.speed);}}
