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!function(t,e,i,s){function o(e,i){this.element=e,this.options=t.extend({},r,i),this._defaults=r,this._name=n,this.init()}var n="stellar",r={scrollProperty:"scroll",positionProperty:"position",horizontalScrolling:!0,verticalScrolling:!0,horizontalOffset:0,verticalOffset:0,responsive:!1,parallaxBackgrounds:!0,parallaxElements:!0,hideDistantElements:!0,hideElement:function(t){t.hide()},showElement:function(t){t.show()}},a={scroll:{getLeft:function(t){return t.scrollLeft()},setLeft:function(t,e){t.scrollLeft(e)},getTop:function(t){return t.scrollTop()},setTop:function(t,e){t.scrollTop(e)}},position:{getLeft:function(t){return-1*parseInt(t.css("left"),10)},getTop:function(t){return-1*parseInt(t.css("top"),10)}},margin:{getLeft:function(t){return-1*parseInt(t.css("margin-left"),10)},getTop:function(t){return-1*parseInt(t.css("margin-top"),10)}},transform:{getLeft:function(t){var e=getComputedStyle(t[0])[c];return"none"!==e?-1*parseInt(e.match(/(-?[0-9]+)/g)[4],10):0},getTop:function(t){var 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s=this,o=s._getScrollLeft(),n=s._getScrollTop();i&&i.firstLoad||this._reset(),this._setScrollLeft(0),this._setScrollTop(0),this._setOffsets(),this._findParticles(),this._findBackgrounds(),i&&i.firstLoad&&/WebKit/.test(navigator.userAgent)&&t(e).load(function(){var t=s._getScrollLeft(),e=s._getScrollTop();s._setScrollLeft(t+1),s._setScrollTop(e+1),s._setScrollLeft(t),s._setScrollTop(e)}),this._setScrollLeft(o),this._setScrollTop(n)},_detectViewport:function(){var t=this.$viewportElement.offset(),e=null!==t&&t!==s;this.viewportWidth=this.$viewportElement.width(),this.viewportHeight=this.$viewportElement.height(),this.viewportOffsetTop=e?t.top:0,this.viewportOffsetLeft=e?t.left:0},_findParticles:function(){{var e=this;this._getScrollLeft(),this._getScrollTop()}if(this.particles!==s)for(var 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e.data("stellar-offset-parent")===!0?(m=L,v=_,h=e,!1):(L+=e.position().left,void(_+=e.position().top))}),e=u.data("stellar-horizontal-offset")!==s?u.data("stellar-horizontal-offset"):h!==s&&h.data("stellar-horizontal-offset")!==s?h.data("stellar-horizontal-offset"):i.horizontalOffset,r=u.data("stellar-vertical-offset")!==s?u.data("stellar-vertical-offset"):h!==s&&h.data("stellar-vertical-offset")!==s?h.data("stellar-vertical-offset"):i.verticalOffset,i.backgrounds.push({$element:u,$offsetParent:h,isFixed:"fixed"===u.css("background-attachment"),horizontalOffset:e,verticalOffset:r,startingValueLeft:g[0],startingValueTop:g[1],startingBackgroundPositionLeft:isNaN(parseInt(g[0],10))?0:parseInt(g[0],10),startingBackgroundPositionTop:isNaN(parseInt(g[1],10))?0:parseInt(g[1],10),startingPositionLeft:u.position().left,startingPositionTop:u.position().top,startingOffsetLeft:f,startingOffsetTop:c,parentOffsetLeft:m,parentOffsetTop:v,stellarRatio:u.data("stellar-background-ratio")===s?1:u.data("stellar-background-ratio")})}))},_reset:function(){var t,e,i,s,o;for(o=this.particles.length-1;o>=0;o--)t=this.particles[o],e=t.$element.data("stellar-startingLeft"),i=t.$element.data("stellar-startingTop"),this._setPosition(t.$element,e,e,i,i),this.options.showElement(t.$element),t.$element.data("stellar-startingLeft",null).data("stellar-elementIsActive",null).data("stellar-backgroundIsActive",null);for(o=this.backgrounds.length-1;o>=0;o--)s=this.backgrounds[o],s.$element.data("stellar-backgroundStartingLeft",null).data("stellar-backgroundStartingTop",null),p(s.$element,s.startingValueLeft,s.startingValueTop)},destroy:function(){this._reset(),this.$scrollElement.unbind("resize."+this.name).unbind("scroll."+this.name),this._animationLoop=t.noop,t(e).unbind("load."+this.name).unbind("resize."+this.name)},_setOffsets:function(){var i=this,s=t(e);s.unbind("resize.horizontal-"+this.name).unbind("resize.vertical-"+this.name),"function"==typeof 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t,e,i,s,o,n,r,a,l,f,c=this._getScrollLeft(),h=this._getScrollTop(),d=!0,u=!0;if(this.currentScrollLeft!==c||this.currentScrollTop!==h||this.currentWidth!==this.viewportWidth||this.currentHeight!==this.viewportHeight){for(this.currentScrollLeft=c,this.currentScrollTop=h,this.currentWidth=this.viewportWidth,this.currentHeight=this.viewportHeight,f=this.particles.length-1;f>=0;f--)t=this.particles[f],e=t.isFixed?1:0,this.options.horizontalScrolling?(n=(c+t.horizontalOffset+this.viewportOffsetLeft+t.startingPositionLeft-t.startingOffsetLeft+t.parentOffsetLeft)*-(t.stellarRatio+e-1)+t.startingPositionLeft,a=n-t.startingPositionLeft+t.startingOffsetLeft):(n=t.startingPositionLeft,a=t.startingOffsetLeft),this.options.verticalScrolling?(r=(h+t.verticalOffset+this.viewportOffsetTop+t.startingPositionTop-t.startingOffsetTop+t.parentOffsetTop)*-(t.stellarRatio+e-1)+t.startingPositionTop,l=r-t.startingPositionTop+t.startingOffsetTop):(r=t.startingPositionTop,l=t.startingOffsetTop),this.options.hideDistantElements&&(u=!this.options.horizontalScrolling||a+t.width>(t.isFixed?0:c)&&a<(t.isFixed?0:c)+this.viewportWidth+this.viewportOffsetLeft,d=!this.options.verticalScrolling||l+t.height>(t.isFixed?0:h)&&l<(t.isFixed?0:h)+this.viewportHeight+this.viewportOffsetTop),u&&d?(t.isHidden&&(this.options.showElement(t.$element),t.isHidden=!1),this._setPosition(t.$element,n,t.startingPositionLeft,r,t.startingPositionTop)):t.isHidden||(this.options.hideElement(t.$element),t.isHidden=!0);for(f=this.backgrounds.length-1;f>=0;f--)i=this.backgrounds[f],e=i.isFixed?0:1,s=this.options.horizontalScrolling?(c+i.horizontalOffset-this.viewportOffsetLeft-i.startingOffsetLeft+i.parentOffsetLeft-i.startingBackgroundPositionLeft)*(e-i.stellarRatio)+"px":i.startingValueLeft,o=this.options.verticalScrolling?(h+i.verticalOffset-this.viewportOffsetTop-i.startingOffsetTop+i.parentOffsetTop-i.startingBackgroundPositionTop)*(e-i.stellarRatio)+"px":i.startingValueTop,p(i.$element,s,o)}},_handleScrollEvent:function(){var t=this,e=!1,i=function(){t._repositionElements(),e=!1},s=function(){e||(u(i),e=!0)};this.$scrollElement.bind("scroll."+this.name,s),s()},_startAnimationLoop:function(){var t=this;this._animationLoop=function(){u(t._animationLoop),t._repositionElements()},this._animationLoop()}},t.fn[n]=function(e){var i=arguments;return e===s||"object"==typeof e?this.each(function(){t.data(this,"plugin_"+n)||t.data(this,"plugin_"+n,new o(this,e))}):"string"==typeof e&&"_"!==e[0]&&"init"!==e?this.each(function(){var s=t.data(this,"plugin_"+n);s instanceof o&&"function"==typeof s[e]&&s[e].apply(s,Array.prototype.slice.call(i,1)),"destroy"===e&&t.data(this,"plugin_"+n,null)}):void 0},t[n]=function(){var i=t(e);return i.stellar.apply(i,Array.prototype.slice.call(arguments,0))},t[n].scrollProperty=a,t[n].positionProperty=l,e.Stellar=o}(jQuery,this,document);