(function(){function n(p,m){var q=this,r=document,o;q.wrapper=typeof p=="object"?p:r.getElementById(p);q.wrapper.style.overflow="hidden";q.scroller=q.wrapper.children[0];q.scroller.style.cssText+="-webkit-transition-property:-webkit-transform;-webkit-transform-origin:0 0;-webkit-transform:"+a+"0,0"+g;q.scroller.style.cssText+="-webkit-transition-timing-function:cubic-bezier(0.33,0.66,0.66,1);-webkit-transition-duration:0;";q.options={hScroll:true,vScroll:true,bounce:i,bounceLock:false,momentum:i,lockDirection:true,hScrollbar:true,vScrollbar:true,fixedScrollbar:k,fadeScrollbar:(l&&i)||!h,hideScrollbar:l||!h,scrollbarClass:"",onScrollStart:null,onScrollEnd:null,};for(o in m){q.options[o]=m[o]}q.options.hScrollbar=q.options.hScroll&&q.options.hScrollbar;q.options.vScrollbar=q.options.vScroll&&q.options.vScrollbar;q.refresh();q._bind(j,window);q._bind(e)}n.prototype={x:0,y:0,handleEvent:function(o){var m=this;switch(o.type){case e:m._start(o);break;case d:m._move(o);break;case f:case b:m._end(o);break;case"webkitTransitionEnd":m._transitionEnd(o);break;case j:m._resize();break}},_scrollbar:function(m){var p=this,q=document,o;if(!p[m+"Scrollbar"]){if(p[m+"ScrollbarWrapper"]){p[m+"ScrollbarIndicator"].style.webkitTransform="";p[m+"ScrollbarWrapper"].parentNode.removeChild(p[m+"ScrollbarWrapper"]);p[m+"ScrollbarWrapper"]=null;p[m+"ScrollbarIndicator"]=null}return}if(!p[m+"ScrollbarWrapper"]){o=q.createElement("div");if(p.options.scrollbarClass){o.className=p.options.scrollbarClass+m.toUpperCase()}else{o.style.cssText="position:absolute;z-index:100;"+(m=="h"?"height:7px;bottom:1px;left:2px;right:7px":"width:7px;bottom:7px;top:2px;right:1px")}o.style.cssText+="pointer-events:none;-webkit-transition-property:opacity;-webkit-transition-duration:"+(p.options.fadeScrollbar?"350ms":"0")+";overflow:hidden;opacity:"+(p.options.hideScrollbar?"0":"1");p.wrapper.appendChild(o);p[m+"ScrollbarWrapper"]=o;o=q.createElement("div");if(!p.options.scrollbarClass){o.style.cssText="position:absolute;z-index:100;background:rgba(0,0,0,0.5);border:1px solid rgba(255,255,255,0.9);-webkit-background-clip:padding-box;-webkit-box-sizing:border-box;"+(m=="h"?"height:100%;-webkit-border-radius:4px 3px;":"width:100%;-webkit-border-radius:3px 4px;")}o.style.cssText+="pointer-events:none;-webkit-transition-property:-webkit-transform;-webkit-transition-timing-function:cubic-bezier(0.33,0.66,0.66,1);-webkit-transition-duration:0;-webkit-transform:"+a+"0,0"+g;p[m+"ScrollbarWrapper"].appendChild(o);p[m+"ScrollbarIndicator"]=o}if(m=="h"){p.hScrollbarSize=p.hScrollbarWrapper.clientWidth;p.hScrollbarIndicatorSize=c.max(c.round(p.hScrollbarSize*p.hScrollbarSize/p.scrollerW),8);p.hScrollbarIndicator.style.width=p.hScrollbarIndicatorSize+"px";p.hScrollbarMaxScroll=p.hScrollbarSize-p.hScrollbarIndicatorSize;p.hScrollbarProp=p.hScrollbarMaxScroll/p.maxScrollX}else{p.vScrollbarSize=p.vScrollbarWrapper.clientHeight;p.vScrollbarIndicatorSize=c.max(c.round(p.vScrollbarSize*p.vScrollbarSize/p.scrollerH),8);p.vScrollbarIndicator.style.height=p.vScrollbarIndicatorSize+"px";p.vScrollbarMaxScroll=p.vScrollbarSize-p.vScrollbarIndicatorSize;p.vScrollbarProp=p.vScrollbarMaxScroll/p.maxScrollY}p._indicatorPos(m,true)},_resize:function(){var m=this;setTimeout(function(){m.refresh()},0)},_pos:function(m,p){var o=this;o.x=o.hScroll?m:0;o.y=o.vScroll?p:0;o.scroller.style.webkitTransform=a+o.x+"px,"+o.y+"px"+g;o._indicatorPos("h");o._indicatorPos("v")},_indicatorPos:function(m,p){var o=this,q=m=="h"?o.x:o.y;if(!o[m+"Scrollbar"]){return}q=o[m+"ScrollbarProp"]*q;if(q<0){q=o.options.fixedScrollbar?0:q+q*3;if(o[m+"ScrollbarIndicatorSize"]+q<9){q=-o[m+"ScrollbarIndicatorSize"]+8}}else{if(q>o[m+"ScrollbarMaxScroll"]){q=o.options.fixedScrollbar?o[m+"ScrollbarMaxScroll"]:q+(q-o[m+"ScrollbarMaxScroll"])*3;if(o[m+"ScrollbarIndicatorSize"]+o[m+"ScrollbarMaxScroll"]-q<9){q=o[m+"ScrollbarIndicatorSize"]+o[m+"ScrollbarMaxScroll"]-8}}}o[m+"ScrollbarWrapper"].style.webkitTransitionDelay="0";o[m+"ScrollbarWrapper"].style.opacity=p&&o.options.hideScrollbar?"0":"1";o[m+"ScrollbarIndicator"].style.webkitTransform=a+(m=="h"?q+"px,0":"0,"+q+"px")+g},_transitionTime:function(o){var m=this;o+="ms";m.scroller.style.webkitTransitionDuration=o;if(m.hScrollbar){m.hScrollbarIndicator.style.webkitTransitionDuration=o}if(m.vScrollbar){m.vScrollbarIndicator.style.webkitTransitionDuration=o}},_start:function(q){var p=this,m=h?q.changedTouches[0]:q,o;p.moved=false;q.preventDefault();p.moved=false;p.distX=0;p.distY=0;p.absDistX=0;p.absDistY=0;p.dirX=0;p.dirY=0;p.returnTime=0;p._transitionTime(0);if(p.options.momentum){o=new WebKitCSSMatrix(window.getComputedStyle(p.scroller,null).webkitTransform);if(o.m41!=p.x||o.m42!=p.y){p._unbind("webkitTransitionEnd");p._pos(o.m41,o.m42)}}p.scroller.style.webkitTransitionTimingFunction="cubic-bezier(0.33,0.66,0.66,1)";if(p.hScrollbar){p.hScrollbarIndicator.style.webkitTransitionTimingFunction="cubic-bezier(0.33,0.66,0.66,1)"}if(p.vScrollbar){p.vScrollbarIndicator.style.webkitTransitionTimingFunction="cubic-bezier(0.33,0.66,0.66,1)"}p.startX=p.x;p.startY=p.y;p.pointX=m.pageX;p.pointY=m.pageY;p.startTime=q.timeStamp;if(p.options.onScrollStart){p.options.onScrollStart.call(p)}p._bind(d);p._bind(f);p._bind(b)},_move:function(s){if(h&&s.touches.length>1){return}var q=this,o=h?s.changedTouches[0]:s,p=o.pageX-q.pointX,m=o.pageY-q.pointY,t=q.x+p,r=q.y+m;s.preventDefault();q.pointX=o.pageX;q.pointY=o.pageY;if(t>0||t<q.maxScrollX){t=q.options.bounce?q.x+(p/2.4):t>=0||q.maxScrollX>=0?0:q.maxScrollX}if(r>0||r<q.maxScrollY){r=q.options.bounce?q.y+(m/2.4):r>=0||q.maxScrollY>=0?0:q.maxScrollY}if(q.absDistX<4&&q.absDistY<4){q.distX+=p;q.distY+=m;q.absDistX=c.abs(q.distX);q.absDistY=c.abs(q.distY);return}if(q.options.lockDirection){if(q.absDistX>q.absDistY+3){r=q.y;m=0}else{if(q.absDistY>q.absDistX+3){t=q.x;p=0}}}q.moved=true;q._pos(t,r);q.dirX=p>0?-1:p<0?1:0;q.dirY=m>0?-1:m<0?1:0;if(s.timeStamp-q.startTime>300){q.startTime=s.timeStamp;q.startX=q.x;q.startY=q.y}},_end:function(t){if(h&&t.touches.length!=0){return}var r=this,x=h?t.changedTouches[0]:t,u,w,p={dist:0,time:0},m={dist:0,time:0},q=t.timeStamp-r.startTime,v=r.x,s=r.y,o;r._unbind(d);r._unbind(f);r._unbind(b);if(!r.moved){if(h){r.doubleTapTimer=null;u=x.target;while(u.nodeType!=1){u=u.parentNode}w=document.createEvent("MouseEvents");w.initMouseEvent("click",true,true,t.view,1,x.screenX,x.screenY,x.clientX,x.clientY,t.ctrlKey,t.altKey,t.shiftKey,t.metaKey,0,null);w._fake=true;u.dispatchEvent(w)}r._resetPos();return}if(q<300&&r.options.momentum){p=v?r._momentum(v-r.startX,q,-r.x,r.scrollerW-r.wrapperW+r.x,r.options.bounce?r.wrapperW:0):p;m=s?r._momentum(s-r.startY,q,-r.y,(r.maxScrollY<0?r.scrollerH-r.wrapperH+r.y:0),r.options.bounce?r.wrapperH:0):m;v=r.x+p.dist;s=r.y+m.dist;if((r.x>0&&v>0)||(r.x<r.maxScrollX&&v<r.maxScrollX)){p={dist:0,time:0}}if((r.y>0&&s>0)||(r.y<r.maxScrollY&&s<r.maxScrollY)){m={dist:0,time:0}}}if(p.dist||m.dist){o=c.max(c.max(p.time,m.time),10);r.scrollTo(v,s,o);return}r._resetPos(200)},_resetPos:function(p){var m=this,q=m.x,o=m.y;if(m.x>=0){q=0}else{if(m.x<m.maxScrollX){q=m.maxScrollX}}if(m.y>=0||m.maxScrollY>0){o=0}else{if(m.y<m.maxScrollY){o=m.maxScrollY}}if(q==m.x&&o==m.y){if(m.moved){if(m.options.onScrollEnd){m.options.onScrollEnd.call(m)}m.moved=false}if(m.hScrollbar&&m.options.hideScrollbar){m.hScrollbarWrapper.style.webkitTransitionDelay="300ms";m.hScrollbarWrapper.style.opacity="0"}if(m.vScrollbar&&m.options.hideScrollbar){m.vScrollbarWrapper.style.webkitTransitionDelay="300ms";m.vScrollbarWrapper.style.opacity="0"}return}if(p){m.scroller.style.webkitTransitionTimingFunction="cubic-bezier(0.33,0.0,0.33,1)";if(m.hScrollbar){m.hScrollbarIndicator.style.webkitTransitionTimingFunction="cubic-bezier(0.33,0.0,0.33,1)"}if(m.vScrollbar){m.vScrollbarIndicator.style.webkitTransitionTimingFunction="cubic-bezier(0.33,0.0,0.33,1)"}}m.scrollTo(q,o,p||0)},_transitionEnd:function(o){var m=this;if(o){o.stopPropagation()}m._unbind("webkitTransitionEnd");m._resetPos(m.returnTime);m.returnTime=0},_momentum:function(v,p,t,m,x){var s=this,u=0.0006,q=c.abs(v)/p,o=(q*q)/(2*u),w=0,r=0;if(v>0&&o>t){r=x/(6/(o/q*u));t=t+r;s.returnTime=800/x*r+100;q=q*t/o;o=t}else{if(v<0&&o>m){r=x/(6/(o/q*u));m=m+r;s.returnTime=800/x*r+100;q=q*m/o;o=m}}o=o*(v<0?-1:1);w=q/u;return{dist:o,time:c.round(w)}},_offset:function(o,m){var q=-o.offsetLeft,p=-o.offsetTop;if(!m){return{x:q,y:p}}while(o=o.offsetParent){q-=o.offsetLeft;p-=o.offsetTop}return{x:q,y:p}},_bind:function(o,m){(m||this.scroller).addEventListener(o,this,false)},_unbind:function(o,m){(m||this.scroller).removeEventListener(o,this,false)},destroy:function(){var m=this;m.hScrollbar=false;m.vScrollbar=false;m._scrollbar("h");m._scrollbar("v");m.scroller.style.webkitTransform="";m._unbind("webkitTransitionEnd");m._unbind(j);m._unbind(e);m._unbind(d);m._unbind(f);m._unbind(b)},refresh:function(){var m=this;m.wrapperW=m.wrapper.clientWidth;m.wrapperH=m.wrapper.clientHeight;m.scrollerW=m.scroller.offsetWidth;m.scrollerH=m.scroller.offsetHeight;m.maxScrollX=m.wrapperW-m.scrollerW;m.maxScrollY=m.wrapperH-m.scrollerH;m.dirX=0;m.dirY=0;m._transitionTime(0);m.hScroll=m.options.hScroll&&m.maxScrollX<0;m.vScroll=m.options.vScroll&&(!m.options.bounceLock&&!m.hScroll||m.scrollerH>m.wrapperH);m.hScrollbar=m.hScroll&&m.options.hScrollbar;m.vScrollbar=m.vScroll&&m.options.vScrollbar&&m.scrollerH>m.wrapperH;m._scrollbar("h");m._scrollbar("v");m._resetPos()},scrollTo:function(m,r,q,p){var o=this;if(p){m=o.x-m;r=o.y-r}q=!q||(c.round(o.x)==c.round(m)&&c.round(o.y)==c.round(r))?0:q;o.moved=true;if(q){o._bind("webkitTransitionEnd")}o._transitionTime(q);o._pos(m,r);if(!q){setTimeout(function(){o._transitionEnd()},0)}},scrollToElement:function(m,p){var o=this,q;m=m.nodeType?m:o.scroller.querySelector(m);if(!m){return}q=o._offset(m);q.x=q.x>0?0:q.x<o.maxScrollX?o.maxScrollX:q.x;q.y=q.y>0?0:q.y<o.maxScrollY?o.maxScrollY:q.y;p=p===undefined?c.max(c.abs(q.x)*2,c.abs(q.y)*2):p;o.scrollTo(q.x,q.y,p)}};var i="WebKitCSSMatrix" in window&&"m11" in new WebKitCSSMatrix(),h="ontouchstart" in window,l=(/iphone|ipad/gi).test(navigator.appVersion),k=(/android/gi).test(navigator.appVersion),j="onorientationchange" in window?"orientationchange":"resize",e=h?"touchstart":"mousedown",d=h?"touchmove":"mousemove",f=h?"touchend":"mouseup",b=h?"touchcancel":"mouseup",a="translate"+(i?"3d(":"("),g=i?",0)":")",c=Math;if(typeof exports!=="undefined"){exports.iScroll=n}else{window.iScroll=n}})();