!function(t,i,e,s){"use strict";function n(i,e){this.element=i,this.$context=t(i).data("api",this),this.$layers=this.$context.find(".layer");var s={calibratex:this.$context.data("calibrate-x")||null,calibratey:this.$context.data("calibrate-y")||null,invertx:this.$context.data("invert-x")||null,inverty:this.$context.data("invert-y")||null,limitx:parsefloat(this.$context.data("limit-x"))||null,limity:parsefloat(this.$context.data("limit-y"))||null,scalarx:parsefloat(this.$context.data("scalar-x"))||null,scalary:parsefloat(this.$context.data("scalar-y"))||null,frictionx:parsefloat(this.$context.data("friction-x"))||null,frictiony:parsefloat(this.$context.data("friction-y"))||null,originx:parsefloat(this.$context.data("origin-x"))||null,originy:parsefloat(this.$context.data("origin-y"))||null,pointerevents:this.$context.data("pointer-events")||!0,precision:parsefloat(this.$context.data("precision"))||1};for(var n in s)null===s[n]&&delete s[n];t.extend(this,a,e,s),this.calibrationtimer=null,this.calibrationflag=!0,this.enabled=!1,this.depthsx=[],this.depthsy=[],this.raf=null,this.bounds=null,this.ex=0,this.ey=0,this.ew=0,this.eh=0,this.ecx=0,this.ecy=0,this.erx=0,this.ery=0,this.cx=0,this.cy=0,this.ix=0,this.iy=0,this.mx=0,this.my=0,this.vx=0,this.vy=0,this.onmousemove=this.onmousemove.bind(this),this.ondeviceorientation=this.ondeviceorientation.bind(this),this.onorientationtimer=this.onorientationtimer.bind(this),this.oncalibrationtimer=this.oncalibrationtimer.bind(this),this.onanimationframe=this.onanimationframe.bind(this),this.onwindowresize=this.onwindowresize.bind(this),this.initialise()}var o="parallax",r=30,a={relativeinput:!1,cliprelativeinput:!1,calibrationthreshold:100,calibrationdelay:500,supportdelay:500,calibratex:!1,calibratey:!0,invertx:!0,inverty:!0,limitx:!1,limity:!1,scalarx:10,scalary:10,frictionx:.1,frictiony:.1,originx:.5,originy:.5,pointerevents:!0,precision:1};n.prototype.transformsupport=function(t){for(var n=e.createelement("div"),o=!1,r=null,a=!1,h=null,l=null,p=0,c=this.vendors.length;c>p;p++)if(null!==this.vendors[p]?(h=this.vendors[p][0]+"transform",l=this.vendors[p][1]+"transform"):(h="transform",l="transform"),n.style[l]!==s){o=!0;break}switch(t){case"2d":a=o;break;case"3d":if(o){var m=e.body||e.createelement("body"),u=e.documentelement,y=u.style.overflow,d=!1;e.body||(d=!0,u.style.overflow="hidden",u.appendchild(m),m.style.overflow="hidden",m.style.background=""),m.appendchild(n),n.style[l]="translate3d(1px,1px,1px)",r=i.getcomputedstyle(n).getpropertyvalue(h),a=r!==s&&r.length>0&&"none"!==r,u.style.overflow=y,m.removechild(n),d&&(m.removeattribute("style"),m.parentnode.removechild(m))}}return a},n.prototype.ww=null,n.prototype.wh=null,n.prototype.wcx=null,n.prototype.wcy=null,n.prototype.wrx=null,n.prototype.wry=null,n.prototype.portrait=null,n.prototype.desktop=!navigator.useragent.match(/(iphone|ipod|ipad|android|blackberry|bb10|mobi|tablet|opera mini|nexus 7)/i),n.prototype.vendors=[null,["-webkit-","webkit"],["-moz-","moz"],["-o-","o"],["-ms-","ms"]],n.prototype.motionsupport=!!i.devicemotionevent,n.prototype.orientationsupport=!!i.deviceorientationevent,n.prototype.orientationstatus=0,n.prototype.transform2dsupport=n.prototype.transformsupport("2d"),n.prototype.transform3dsupport=n.prototype.transformsupport("3d"),n.prototype.propertycache={},n.prototype.initialise=function(){"static"===this.$context.css("position")&&this.$context.css({position:"relative"}),this.pointerevents||this.$context.css({pointerevents:"none"}),this.accelerate(this.$context),this.updatelayers(),this.updatedimensions(),this.enable(),this.queuecalibration(this.calibrationdelay)},n.prototype.updatelayers=function(){this.$layers=this.$context.find(".layer"),this.depthsx=[],this.depthsy=[],this.$layers.css({position:"absolute",display:"block",left:0,top:0}),this.$layers.first().css({position:"relative"}),this.accelerate(this.$layers),this.$layers.each(t.proxy(function(i,e){var s=t(e).data("depth")||0;this.depthsx.push(t(e).data("depth-x")||s),this.depthsy.push(t(e).data("depth-y")||s)},this))},n.prototype.updatedimensions=function(){this.ww=i.innerwidth,this.wh=i.innerheight,this.wcx=this.ww*this.originx,this.wcy=this.wh*this.originy,this.wrx=math.max(this.wcx,this.ww-this.wcx),this.wry=math.max(this.wcy,this.wh-this.wcy)},n.prototype.updatebounds=function(){this.bounds=this.element.getboundingclientrect(),this.ex=this.bounds.left,this.ey=this.bounds.top,this.ew=this.bounds.width,this.eh=this.bounds.height,this.ecx=this.ew*this.originx,this.ecy=this.eh*this.originy,this.erx=math.max(this.ecx,this.ew-this.ecx),this.ery=math.max(this.ecy,this.eh-this.ecy)},n.prototype.queuecalibration=function(t){cleartimeout(this.calibrationtimer),this.calibrationtimer=settimeout(this.oncalibrationtimer,t)},n.prototype.enable=function(){this.enabled||(this.enabled=!0,this.orientationsupport?(this.portrait=null,i.addeventlistener("deviceorientation",this.ondeviceorientation),settimeout(this.onorientationtimer,this.supportdelay)):(this.cx=0,this.cy=0,this.portrait=!1,i.addeventlistener("mousemove",this.onmousemove)),i.addeventlistener("resize",this.onwindowresize),this.raf=requestanimationframe(this.onanimationframe))},n.prototype.disable=function(){this.enabled&&(this.enabled=!1,this.orientationsupport?i.removeeventlistener("deviceorientation",this.ondeviceorientation):i.removeeventlistener("mousemove",this.onmousemove),i.removeeventlistener("resize",this.onwindowresize),cancelanimationframe(this.raf))},n.prototype.calibrate=function(t,i){this.calibratex=t===s?this.calibratex:t,this.calibratey=i===s?this.calibratey:i},n.prototype.invert=function(t,i){this.invertx=t===s?this.invertx:t,this.inverty=i===s?this.inverty:i},n.prototype.friction=function(t,i){this.frictionx=t===s?this.frictionx:t,this.frictiony=i===s?this.frictiony:i},n.prototype.scalar=function(t,i){this.scalarx=t===s?this.scalarx:t,this.scalary=i===s?this.scalary:i},n.prototype.limit=function(t,i){this.limitx=t===s?this.limitx:t,this.limity=i===s?this.limity:i},n.prototype.origin=function(t,i){this.originx=t===s?this.originx:t,this.originy=i===s?this.originy:i},n.prototype.clamp=function(t,i,e){return t=math.max(t,i),t=math.min(t,e)},n.prototype.css=function(i,e,n){var o=this.propertycache[e];if(!o)for(var r=0,a=this.vendors.length;a>r;r++)if(o=null!==this.vendors[r]?t.camelcase(this.vendors[r][1]+"-"+e):e,i.style[o]!==s){this.propertycache[e]=o;break}i.style[o]=n},n.prototype.accelerate=function(t){for(var i=0,e=t.length;e>i;i++){var s=t[i];this.css(s,"transform","translate3d(0,0,0)"),this.css(s,"transform-style","preserve-3d"),this.css(s,"backface-visibility","hidden")}},n.prototype.setposition=function(t,i,e){i+="px",e+="px",this.transform3dsupport?this.css(t,"transform","translate3d("+i+","+e+",0)"):this.transform2dsupport?this.css(t,"transform","translate("+i+","+e+")"):(t.style.left=i,t.style.top=e)},n.prototype.onorientationtimer=function(t){this.orientationsupport&&0===this.orientationstatus&&(this.disable(),this.orientationsupport=!1,this.enable())},n.prototype.oncalibrationtimer=function(t){this.calibrationflag=!0},n.prototype.onwindowresize=function(t){this.updatedimensions()},n.prototype.onanimationframe=function(){this.updatebounds();var t=this.ix-this.cx,i=this.iy-this.cy;(math.abs(t)>this.calibrationthreshold||math.abs(i)>this.calibrationthreshold)&&this.queuecalibration(0),this.portrait?(this.mx=this.calibratex?i:this.iy,this.my=this.calibratey?t:this.ix):(this.mx=this.calibratex?t:this.ix,this.my=this.calibratey?i:this.iy),this.mx*=this.ew*(this.scalarx/100),this.my*=this.eh*(this.scalary/100),isnan(parsefloat(this.limitx))||(this.mx=this.clamp(this.mx,-this.limitx,this.limitx)),isnan(parsefloat(this.limity))||(this.my=this.clamp(this.my,-this.limity,this.limity)),this.vx+=(this.mx-this.vx)*this.frictionx,this.vy+=(this.my-this.vy)*this.frictiony;for(var e=0,s=this.$layers.length;s>e;e++){var n=this.depthsx[e],o=this.depthsy[e],r=this.$layers[e],a=this.vx*(n*(this.invertx?-1:1)),h=this.vy*(o*(this.inverty?-1:1));this.setposition(r,a,h)}this.raf=requestanimationframe(this.onanimationframe)},n.prototype.ondeviceorientation=function(t){if(!this.desktop&&null!==t.beta&&null!==t.gamma){this.orientationstatus=1;var e=(t.beta||0)/r,s=(t.gamma||0)/r,n=i.innerheight>i.innerwidth;this.portrait!==n&&(this.portrait=n,this.calibrationflag=!0),this.calibrationflag&&(this.calibrationflag=!1,this.cx=e,this.cy=s),this.ix=e,this.iy=s}},n.prototype.onmousemove=function(t){var i=t.clientx,e=t.clienty;!this.orientationsupport&&this.relativeinput?(this.cliprelativeinput&&(i=math.max(i,this.ex),i=math.min(i,this.ex+this.ew),e=math.max(e,this.ey),e=math.min(e,this.ey+this.eh)),this.ix=(i-this.ex-this.ecx)/this.erx,this.iy=(e-this.ey-this.ecy)/this.ery):(this.ix=(i-this.wcx)/this.wrx,this.iy=(e-this.wcy)/this.wry)};var h={enable:n.prototype.enable,disable:n.prototype.disable,updatelayers:n.prototype.updatelayers,calibrate:n.prototype.calibrate,friction:n.prototype.friction,invert:n.prototype.invert,scalar:n.prototype.scalar,limit:n.prototype.limit,origin:n.prototype.origin};t.fn[o]=function(i){var e=arguments;return this.each(function(){var s=t(this),r=s.data(o);r||(r=new n(this,i),s.data(o,r)),h[i]&&r[i].apply(r,array.prototype.slice.call(e,1))})}}(window.jquery||window.zepto,window,document),function(){for(var t=0,i=["ms","moz","webkit","o"],e=0;e<i.length&&!window.requestanimationframe;++e)window.requestanimationframe=window[i[e]+"requestanimationframe"],window.cancelanimationframe=window[i[e]+"cancelanimationframe"]||window[i[e]+"cancelrequestanimationframe"];window.requestanimationframe||(window.requestanimationframe=function(i,e){var s=(new date).gettime(),n=math.max(0,16-(s-t)),o=window.settimeout(function(){i(s+n)},n);return t=s+n,o}),window.cancelanimationframe||(window.cancelanimationframe=function(t){cleartimeout(t)})}();