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(function(){function removeFirst(array,item){var idx=array.indexOf(item);-1!=idx&&array.splice(idx,1)}function compatCancelAnimationFrame(id){return"undefined"!=typeof window&&window.cancelAnimationFrame&&cancelAnimationFrame(id)}function compatRequestAnimationFrame(func){var meth;return meth="undefined"!=typeof process?process.nextTick:window.requestAnimationFrame||window.webkitRequestAnimationFrame||window.mozRequestAnimationFrame||window.msRequestAnimationFrame||window.oRequestAnimationFrame,meth(func)}function bind(func,context){return args=slice.call(arguments,2),function(){func.apply(context,concat.call(args,slice.call(arguments)))}}function extend(target,source){for(var key in source)source.hasOwnProperty(key)&&(target[key]=source[key])}var rebound={},SpringSystem=rebound.SpringSystem=function 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listener=this._listeners[i];listener.onBeforeIntegrate&&listener.onBeforeIntegrate(this)}for(this.advance(currentTimeMillis,ellapsedMillis),0===this._activeSprings.length&&(this._isIdle=!0,this._lastTimeMillis=-1),i=0;len>i;i++){var listener=this._listeners[i];listener.onAfterIntegrate&&listener.onAfterIntegrate(this)}compatCancelAnimationFrame(this._frameCallbackId),this._isIdle||(this._frameCallbackId=compatRequestAnimationFrame(this._boundFrameCallback))},activateSpring:function(springId){var spring=this._springRegistry[springId];-1==this._activeSprings.indexOf(spring)&&this._activeSprings.push(spring),this.getIsIdle()&&(this._isIdle=!1,compatCancelAnimationFrame(this._frameCallbackId),this._frameCallbackId=compatRequestAnimationFrame(this._boundFrameCallback))},addListener:function(listener){this._listeners.push(listener)},removeListener:function(listener){removeFirst(this._listeners,listener)},removeAllListeners:function(){this._listeners=[]}});var Spring=rebound.Spring=function 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listener=this._listeners[i];listener.onSpringUpdate&&listener.onSpringUpdate(this)}return this},getStartValue:function(){return this._startValue},getCurrentValue:function(){return this._currentState.position},getCurrentDisplacementDistance:function(){return this.getDisplacementDistanceForState(this._currentState)},getDisplacementDistanceForState:function(state){return Math.abs(this._endValue-state.position)},setEndValue:function(endValue){if(this._endValue==endValue&&this.isAtRest())return this;this._startValue=this.getCurrentValue(),this._endValue=endValue,this._springSystem.activateSpring(this.getId());for(var i=0,len=this._listeners.length;len>i;i++){var listener=this._listeners[i];listener.onSpringEndStateChange&&listener.onSpringEndStateChange(this)}return this},getEndValue:function(){return this._endValue},setVelocity:function(velocity){return this._currentState.velocity=velocity,this},getVelocity:function(){return this._currentState.velocity},setRestSpeedThreshold:function(restSpeedThreshold){return this._restSpeedThreshold=restSpeedThreshold,this},getRestSpeedThreshold:function(){return this._restSpeedThreshold},setRestDisplacementThreshold:function(displacementFromRestThreshold){this._displacementFromRestThreshold=displacementFromRestThreshold},getRestDisplacementThreshold:function(){return this._displacementFromRestThreshold},setOvershootClampingEnabled:function(enabled){return this._overshootClampingEnabled=enabled,this},isOvershootClampingEnabled:function(){return this._overshootClampingEnabled},isOvershooting:function(){return this._startValue<this._endValue&&this.getCurrentValue()>this._endValue||this._startValue>this._endValue&&this.getCurrentValue()<this._endValue},advance:function(time,realDeltaTime){var isAtRest=this.isAtRest();if(!isAtRest||!this._wasAtRest){var adjustedDeltaTime=realDeltaTime;realDeltaTime>Spring.MAX_DELTA_TIME_SEC&&(adjustedDeltaTime=Spring.MAX_DELTA_TIME_SEC),this._timeAccumulator+=adjustedDeltaTime;for(var aVelocity,aAcceleration,bVelocity,bAcceleration,cVelocity,cAcceleration,dVelocity,dAcceleration,dxdt,dvdt,tension=this._springConfig.tension,friction=this._springConfig.friction,position=this._currentState.position,velocity=this._currentState.velocity,tempPosition=this._tempState.position,tempVelocity=this._tempState.velocity;this._timeAccumulator>=Spring.SOLVER_TIMESTEP_SEC;)this._timeAccumulator-=Spring.SOLVER_TIMESTEP_SEC,this._timeAccumulator<Spring.SOLVER_TIMESTEP_SEC&&(this._previousState.position=position,this._previousState.velocity=velocity),aVelocity=velocity,aAcceleration=tension*(this._endValue-tempPosition)-friction*velocity,tempPosition=position+.5*aVelocity*Spring.SOLVER_TIMESTEP_SEC,tempVelocity=velocity+.5*aAcceleration*Spring.SOLVER_TIMESTEP_SEC,bVelocity=tempVelocity,bAcceleration=tension*(this._endValue-tempPosition)-friction*tempVelocity,tempPosition=position+.5*bVelocity*Spring.SOLVER_TIMESTEP_SEC,tempVelocity=velocity+.5*bAcceleration*Spring.SOLVER_TIMESTEP_SEC,cVelocity=tempVelocity,cAcceleration=tension*(this._endValue-tempPosition)-friction*tempVelocity,tempPosition=position+.5*cVelocity*Spring.SOLVER_TIMESTEP_SEC,tempVelocity=velocity+.5*cAcceleration*Spring.SOLVER_TIMESTEP_SEC,dVelocity=tempVelocity,dAcceleration=tension*(this._endValue-tempPosition)-friction*tempVelocity,dxdt=1/6*(aVelocity+2*(bVelocity+cVelocity)+dVelocity),dvdt=1/6*(aAcceleration+2*(bAcceleration+cAcceleration)+dAcceleration),position+=dxdt*Spring.SOLVER_TIMESTEP_SEC,velocity+=dvdt*Spring.SOLVER_TIMESTEP_SEC;this._tempState.position=tempPosition,this._tempState.velocity=tempVelocity,this._currentState.position=position,this._currentState.velocity=velocity,this._timeAccumulator>0&&this.interpolate(this._timeAccumulator/Spring.SOLVER_TIMESTEP_SEC),(this.isAtRest()||this._overshootClampingEnabled&&this.isOvershooting())&&(this._startValue=this._endValue,this._currentState.position=this._endValue,this.setVelocity(0),isAtRest=!0);var notifyActivate=!1;this._wasAtRest&&(this._wasAtRest=!1,notifyActivate=!0);var notifyAtRest=!1;isAtRest&&(this._wasAtRest=!0,notifyAtRest=!0);for(var i=0,len=this._listeners.length;len>i;i++){var listener=this._listeners[i];notifyActivate&&listener.onSpringActivate&&listener.onSpringActivate(this),listener.onSpringUpdate&&listener.onSpringUpdate(this),notifyAtRest&&listener.onSpringAtRest&&listener.onSpringAtRest(this)}}},systemShouldAdvance:function(){return!this.isAtRest()||!this.wasAtRest()},wasAtRest:function(){return this._wasAtRest},isAtRest:function(){return Math.abs(this._currentState.velocity)<this._restSpeedThreshold&&this.getDisplacementDistanceForState(this._currentState)<=this._displacementFromRestThreshold},setAtRest:function(){return this._endValue=this._currentState.position,this._tempState.position=this._currentState.position,this._currentState.velocity=0,this},interpolate:function(alpha){this._currentState.position=this._currentState.position*alpha+this._previousState.position*(1-alpha),this._currentState.velocity=this._currentState.velocity*alpha+this._previousState.velocity*(1-alpha)},addListener:function(newListener){return this._listeners.push(newListener),this},removeListener:function(listenerToRemove){return removeFirst(this._listeners,listenerToRemove),this},removeAllListeners:function(){return this._listeners=[],this},currentValueIsApproximately:function(value){return Math.abs(this.getCurrentValue()-value)<=this.getRestDisplacementThreshold()}});var PhysicsState=function PhysicsState(){};extend(PhysicsState.prototype,{position:0,velocity:0});var SpringConfig=rebound.SpringConfig=function SpringConfig(tension,friction){this.tension=tension,this.friction=friction},OrigamiValueConverter={tensionFromOrigamiValue:function(oValue){return 3.62*(oValue-30)+194},origamiValueFromTension:function(tension){return(tension-194)/3.62+30},frictionFromOrigamiValue:function(oValue){return 3*(oValue-8)+25},origamiFromFriction:function(friction){return(friction-25)/3+8}};extend(SpringConfig,{fromOrigamiTensionAndFriction:function(oTension,oFriction){return new SpringConfig(OrigamiValueConverter.tensionFromOrigamiValue(oTension),OrigamiValueConverter.frictionFromOrigamiValue(oFriction))}}),SpringConfig.DEFAULT_ORIGAMI_SPRING_CONFIG=SpringConfig.fromOrigamiTensionAndFriction(40,7),extend(SpringConfig.prototype,{friction:0,tension:0}),rebound.MathUtil={mapValueInRange:function(value,fromLow,fromHigh,toLow,toHigh){return fromRangeSize=fromHigh-fromLow,toRangeSize=toHigh-toLow,valueScale=(value-fromLow)/fromRangeSize,toLow+valueScale*toRangeSize}};var concat=Array.prototype.concat,slice=Array.prototype.slice;"undefined"!=typeof exports?extend(exports,rebound):"undefined"!=typeof window&&(window.rebound=rebound)})();
/* Main Script */
function getCenteredCoordinates(a,b){var c=a.getBoundingClientRect(),d=b.getBoundingClientRect(),e=c.width/2+c.left,f=c.height/2+c.top;return{x:e-d.width/2,y:f-d.height/2}}function onSpringUpdate(a){if(!jQuery(draggableEl).hasClass("edge")){var b=a.getCurrentValue(),c=getCenteredCoordinates(magnet,draggableEl),d=draggableEl.getBoundingClientRect();x=rebound.MathUtil.mapValueInRange(b,0,1,c.x,springDestX||d.left),y=rebound.MathUtil.mapValueInRange(b,0,1,c.y,springDestY||d.top),moveToPos(x,y)}}function vibrate(a){navigator.vibrate&&navigator.vibrate(a||50)}function moveToPos(a,b){var c=draggableEl;a=a||x,b=b||y,c.style.transform=c.style.webkitTransform=c.style.MozTransform="translate("+Math.round(a,10)+"px, "+Math.round(b,10)+"px)"}function animate(){window.requestAnimationFrame(animate),moveToPos()}function isOverlapping(a,b){var c=a.getBoundingClientRect(),d=b.getBoundingClientRect();return!(c.top>d.bottom||c.right<d.left||c.bottom<d.top||c.left>d.right)}function moveMagnet(a,b){var c=12,d=jQuery("body").width()/2,e=jQuery("body").height(),g=a>d?(a-d)/d:-(d-a)/d,h=Math.min(1,(e-b)/(e/2));magnet.style.marginLeft=Math.round(c*g)+"px",magnet.style.marginBottom=Math.round(c*h)+"px"}function trackEvent(a){events.length>5&&events.pop(),events.push(a)}function move(a){var b=jQuery(a.target),c=!0;if(jQuery(".drag-wrapper .thing").hasClass("showContent")&&(b.hasClass("circle")||b.parents(".circle").length?(jQuery(".drag-wrapper .thing").removeClass("showContent"),jQuery(".drag-wrapper .thing .content").hide(400),x=xold,y=yold):c=!1),c){var d=draggableEl,e=magnet.getBoundingClientRect(),f=d.getBoundingClientRect();newX=this._posOrigin.x+a.pageX-this._touchOrigin.x,newY=this._posOrigin.y+a.pageY-this._touchOrigin.y,moveMagnet(newX+f.width/2,newY+f.height/2),startMoving();var g={top:newY,right:newX+f.width,bottom:newY+f.height,left:newX};if(overlapping=!(g.top>e.bottom||g.right<e.left||g.bottom<e.top||g.left>e.right),springDestX=newX,springDestY=newY,overlapping){var h=e.width/2+e.left,i=e.height/2+e.top;if(newX=h-f.width/2,newY=i-f.height/2,jQuery(d).hasClass("overlap")||(magnetSpring.setVelocity(5).setEndValue(0),spring.setCurrentValue(0).setAtRest(),vibrate(25)),jQuery(magnet).toggleClass("overlap",!0),jQuery(d).toggleClass("overlap",!0),!springSystem.getIsIdle())return}else jQuery(d).hasClass("overlap")&&(spring.setEndValue(1),magnetSpring.setCurrentValue(1).setAtRest()),jQuery(magnet).removeClass("overlap"),jQuery(d).removeClass("overlap");x=newX,y=newY}}function onTouchStart(a){var b=jQuery(a.target),c=!0;if(jQuery(".drag-wrapper .thing").hasClass("showContent")&&(b.hasClass("circle")||b.parents(".circle").length?(jQuery(".drag-wrapper .thing").removeClass("showContent"),jQuery(".drag-wrapper .thing .content").hide(400),x=xold,y=yold):c=!1),c){var d=this.getBoundingClientRect();startTouching(),this._touchOrigin={x:a.pageX,y:a.pageY},this._posOrigin={x:d.left,y:d.top}}}function onClick(a){var b=jQuery(a.target);if(b.hasClass("content")||b.parents(".content").length);else{var c=jQuery(window).width();jQuery(".drag-wrapper .thing .content:visible").length?(x=xold,y=yold):(xold=x,yold=y,x=c-74,y=20),jQuery(".drag-wrapper .thing .content").toggle(400),jQuery(this).toggleClass("showContent"),jQuery(".drag-wrapper .thing .content").css({"max-height":jQuery(window).height()-116})}}function getVelocity(){if(jQuery(".drag-wrapper .thing").hasClass("showContent"))return!1;var a=events[events.length-1];return{x:a.velocityX,y:a.velocityY}}function stopTouching(){jQuery("body").removeClass("touching")}function startTouching(){jQuery("body").addClass("touching")}function startMoving(){jQuery("body").addClass("moving")}function stopMoving(){jQuery("body").removeClass("moving"),magnet.style.marginBottom=magnet.style.marginLeft="0px"}function onTouchEnd(a){if(jQuery(".drag-wrapper .thing").hasClass("showContent"));else{var b=jQuery(draggableEl),c=getVelocity();b.hasClass("overlap")?(stopTouching(),stopMoving(),jQuery(".drag-wrapper").remove()):(flingWithVelocity(c),stopTouching(),stopMoving())}}function distanceOverTime(a,b){return a*b}function decelerate(a){return a>.01||a<-.01?a-.05*a:0}function addGravity(a){var b=-.00475;return b*a}function flingWithVelocity(a){var b=jQuery(window).width()/2;x=x<b?5:2*b-60,y<0&&(y=20)}navigator.vibrate=navigator.vibrate||navigator.webkitVibrate||navigator.mozVibrate||navigator.msVibrate,function(){jQuery("body").click(function(a){!jQuery(a.target).hasClass("facebook-messenger-avatar")&&jQuery(".drag-wrapper .thing .content:visible").length&&(jQuery(".drag-wrapper .thing .content").hide(400),c=xold,y=yold)});for(var a=0,b=["ms","moz","webkit","o"],c=0;c<b.length&&!window.requestAnimationFrame;++c)window.requestAnimationFrame=window[b[c]+"RequestAnimationFrame"],window.cancelAnimationFrame=window[b[c]+"CancelAnimationFrame"]||window[b[c]+"CancelRequestAnimationFrame"];window.requestAnimationFrame||(window.requestAnimationFrame=function(b,c){var d=(new Date).getTime(),e=Math.max(0,16-(d-a)),f=window.setTimeout(function(){b(d+e)},e);return a=d+e,f}),window.cancelAnimationFrame||(window.cancelAnimationFrame=function(a){clearTimeout(a)})}();var draggableEl=document.querySelector("[data-drag]"),magnet=document.querySelector(".magnet-zone"),springSystem=new rebound.SpringSystem,spring=springSystem.createSpring(100,7.5),magnetSpring=springSystem.createSpring(450,13),x=jQuery("body").width()-60,y=jQuery(window).height()/2+10,xold=0,yold=0,springDestX,springDestY,magnetX,magnetY,events=[];spring.setCurrentValue(1).setAtRest(),magnetSpring.setCurrentValue(1).setAtRest(),spring.addListener({onSpringUpdate:onSpringUpdate}),magnetSpring.addListener({onSpringUpdate:onSpringUpdate}),animate(),jQuery(draggableEl).on("movestart",onTouchStart).on("move",trackEvent).on("move",move).on("moveend",onTouchEnd).on("click",onClick);var timer;
//]]>
</script>
