150k.js

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navigator.buildID&&parseInt(navigator.buildID,10)>=20141028112145},_getPixelPlatformName:function(){var s="other";if(this.isAndroid&&this.chromeVersion<57){s="android"}else{if(this.isAndroid){s="androidwos"}else{if(this.isIPod){s="ipod"}else{if(this.isIPad){s="ipad"}else{if(this.isIPhone){s="iphone"}else{if(this.isWindowsPhone){s="winphone"}else{if(this.isWindows){s="windows"}else{if(this.isLinux){s="linux"}else{if(this.isBlackberry){s="blackberry"}else{if(this.isOSX){s="mac"}else{if(this.browserName==="DDG iOS"){s="ios"}}}}}}}}}}}return s},_hasInstallationInstructions:function(){if(this.isSilk||this.isBraveDesktop){return false}var s=true;if(this.isMobileDevice||this.isMobile){s=this.isIOS8pSafari||this.isChrome31AndUpOnAndroid||(this.isFirefoxWithNativeDDG&&this.isAndroid)||(this.isFirefox&&this.isIDevice)}return s},_onResize:function(s){if(this._updateScreenSize()){s.isRotation=this.isMobileDevice&&this._wasPortrait!=this.isMobilePortrait();this._wasPortrait=this.isMobilePortrait();this.emit("resize",s)}},_onScroll:function(s){delete this._scrollTop;this.emit("scroll",s)},_onVisibilityChange:function(s){this.emit("visibilitychange",d[this._visibilityState])}});function k(){var s;try{s=!!new ActiveXObject("htmlfile")}catch(t){}return s}}(DDG);!function(c){var a=c.Models.Base,e=500,b={13:"enter",27:"escape",32:"space",37:"left",38:"up",39:"right",40:"down",16:"shift",17:"ctrl",18:"alt",91:"cmd",74:"k",75:"j"};c.Models.Keyboard=function(f){a.call(this,f);if(!c.device.isMobileDevice){$(document).on("keydown",this._onKeydown.bind(this))}};c.Models.Keyboard.prototype=$.extend({},a.prototype,{namespaced:function(f){if(!f){return !!this.namespace}return this.namespace&&this.namespace.match(f)},focusedOnInput:function(){var f=document.activeElement;return f&&(f.nodeName==="INPUT"||f.nodeName==="TEXTAREA")},keyCodeIsOneOf:function(h,g){var f=b[h];return(f&&g.indexOf(f)>-1)},_onKeydown:function(h){var g=h.keyCode;clearTimeout(this._activeTimeout);this.set("active",1);if(!fq&&(!kk||kk=="1")&&!h.ctrlKey&&!h.metaKey&&!this.focusedOnInput()&&c.duckbar&&c.duckbar.areOrganicsShowing()){if(this.enableSERPShortcuts){this._onSERPKeydown(h)}if(g==13){nke()}if(g==84){nkt()}}var f=b[g];if(f&&!h.altKey&&!h.shiftKey){if(this.namespace){this.emit(f+"."+this.namespace,h)}this.emit(f,h)}this._activeTimeout=setTimeout(function(){clearTimeout(this._activeTimeout);this.set("active")}.bind(this),e)},_onSERPKeydown:function(g){var f=g.keyCode;if(f==40||f==74){if(this.nativeUpDown){return}g.preventDefault();nkda()}if(f==38||f==75){if(this.nativeUpDown){return}g.preventDefault();nkua()}if(!c.device.isFirefox){if(g.shiftKey===true&&f==191){nks()}if(f==191){nks()}}if(f==79||f==76){nko()}if(f==222||f==86){nkn()}if(f==111||f==72){nks()}if(f==32){nksb()}if(f==77){nkm()}if(f==68){nkd(g)}}})}(DDG);!function(c){var b=c.Models,a=b.Base;b.SelectList=function(e){a.call(this,e);this.select(e.selectedId||this.values[0].id)};b.SelectList.prototype=$.extend({},a.prototype,{select:function(e){var f;this.values.forEach(function(g){if(g.id===e){g.selected=true;f=g}else{g.selected=false}});if(!f){this.select(this.values[0].id)}else{this.set("selected",f)}}})}(DDG);!function(c){var b=c.Models,a=b.Base;b.Deep=function(e){this.hideRelated=window.iqa;this.results={};this.resultDomains={}};b.Deep.prototype=$.extend({},a.prototype,{isLastResult:false,isOutOfResults:false,getResultCount:function(){return r1c},getNewsItems:function(){if(!this.results.d||!this.results.d.length){return}var e=[];for(var g=0;g<this.results.d.length;g++){var h=this.results.d[g],f=h.da&&h.da.split(",");if(f&&f.indexOf("news")>-1){var j=h.d.split("/")[0];e.push({title:h.t,excerpt:h.a,url:h.u,source:j,fetch_image:c.Data.NewsImageDomains.indexOf(j)>-1})}}return e},addResults:function(f,e){if(!this.results[f]){this.results[f]=e}else{this.results[f]=this.results[f].concat(e)}}});c.deep=new b.Deep()}(DDG);!function(c){var b=c.Models,a=b.Base,e=[{name:l("Any Time"),id:""},{name:l("Past Day"),id:"d"},{name:l("Past Week"),id:"w"},{name:l("Past Month"),id:"m"}];b.Search=function(f){this.dateFilterId=window[c.Data.HiddenFields.DATE_FILTER];this.deepAnswerIAs={};this.isAdultQuery=window.iqa;this.isMinusQuery=window.iqm;this.isQuoteQuery=window.iqq;this.isDomainQuery=window.iqd;this.isSiteQuery=window.rq&&window.rq.indexOf("site%3A")!==-1;a.call(this,f);this.on("change:dateFilterId",this._setDateFilterById.bind(this));this._setDateFilterById(this.dateFilterId)};b.Search.prototype=$.extend({},a.prototype,{_dateFilters:e,requery:function(){this.emit("requery")},addBangToSiteInQuery:function(f,g){return g.replace(new RegExp("(^|\\s)("+f+")($|\\s)","i"),"$1!$2$3")},getDateFilterName:function(){return this._dateFilterName},_setDateFilterById:function(f){this._dateFilters.forEach(function(g){if(g.id===this.dateFilterId){g.selected=1;this._dateFilterName=g.name}else{g.selected=0}}.bind(this))},getDateFilters:function(){return this._dateFilters},getSiteQuery:function(p){if(!p){return false}p=decodeURIComponentSafe(p);p=c.strip_html(p);var g,f,s=false,m,r=[],n,q=p,o=[];m=p.match(/((NOT )?SITE:)([^\s]+)/);if(m){s=!!m[2];o=m[3].split(",");q=p.substring(0,m.index-1);for(var k=0;k<o.length;k++){if(!o[k]){continue}g=[];for(var h=0;h<o.length;h++){if(h!==k){g.push(o[h])}}n=(s)?" NOT SITE:":" SITE:";f=(g.length)?n+g.join(","):"";r.push({site:o[k],clearQuery:encodeURIComponent(q+f)})}}if(!this.isYhsSource()&&s&&(r.length>1||rqd.toLowerCase().indexOf("not site:")!==-1)){r=[]}return{str:p,query:q,sites:r,isExcluding:s}},isYhsSource:function(){return this.src==="yhs"}});c.search=new b.Search()}(DDG);var d=document;var w=window;var cd,ci,dz,da,fk,fb,fs,fm,fe,fl,fo,fa,fn,fq,fz,ie,idom,io,ir,is,ga,gd,rc,rd,rs,rsd,rdc,rsc,rtc,rii,rin,rir,rl,rp,reb,rebc,sx,sy,tl,tlz,tac,tr,ts,tn,tsl,tz,nir,kurl,is_mobile,dow,iosx,slo;fb=ci=irl=idom=il=dz=da=dam=daiq=daia=fz=tl=tlz=sx=sy=fl=fo=fa=fn=rdc=rtc=rsc=rii=rin=rebc=tsl=tac=tn=tz=fe=fmx=fmy=ieof=iad=iad2=iad3=iadt=0;kurl="";rpc=fk=fs=1;slo=0;tr=new Array();ts=new Array();rsd=new Array();reb=new Array();DDG.device=new DDG.Models.Device({ua:navigator.userAgent.toLowerCase(),dpr:window.devicePixelRatio});!function(c){var b=c.Models,a=b.Base;b.Hidden=function(f){a.call(this,f);this._vals={};for(var g in c.Data.HiddenFields){var e=c.Data.HiddenFields[g];if(window[e]){this.set(e,window[e])}}};b.Hidden.prototype=$.extend({},a.prototype,{set:function(e,f){this._vals[e]=f;this.emit("change")},get:function(e){return this._vals[e]},clear:function(e){delete this._vals[e];this.emit("change")},toJSON:function(){return $.extend({},this._vals)}});c.hidden=new b.Hidden()}(DDG);!function(c){var a=c.Models.Base,b={Firefox:{canInstall:function(){return !this.device.isMobileDevice&&this.device.isFirefox38AndUp},url:"https://addons.mozilla.org/firefox/downloads/file/637639/duckduckgo_plus-1.1.4-fx.xpi?src=devhub",url2:"https://addons.mozilla.org/firefox/downloads/latest/duckduckgo-for-firefox/addon-385621-latest.xpi",watchCSSForSuccess:true},Chrome:{canInstall:function(){return 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b=e.Models.Base,a=980,c={ctl:{rightRailSecond:true},def:{rightRailSecond:true},tas:{},tasb:{},tas1:{},tas2:{},oag:{rightRailSecond:true},rel1:{},rel2:{rightRailBoth:true},rel3:{rightRailSecond:true,largeSiteLinks:true},sl2:{sitelinksAboveSnippet:true,rightRailSecond:true},nsl:{noSiteLinks:true,rightRailSecond:true},none:{largeSiteLinks:false,rightRailSecond:false,rightRailBoth:false,smallFirst:false,smallSecond:false,sitelinksAboveSnippet:false,noSiteLinks:false,noSiteLinksFirst:false,noSiteLinksSecond:false}};e.Models.Ads=function(f){b.call(this,f);this.ads=[];this.defaultAds=[];this.setBucket("def");this.on("change:ads",this._updateLayout.bind(this))};e.Models.Ads.prototype=$.extend({},b.prototype,{block:function(){this.set("blocked",1)},isBlocked:function(){return !!(this.blocked||!DDG.settings.isDefault("k1"))},getAds:function(){return this.ads.length?this.ads:this.defaultAds},hasAds:function(){var f=this.getAds();return !!(f.length||this.pendingAds)},hasSiteLinks:function(g){g=g||this.getAds();var h=g.length&&g[0].n>=2?1:0,f=this.pendingAds&&this.pendingAdsHaveSitelinks;return !!(h||f)},setPendingAds:function(f){if(this.isBlocked()){return}this.set({pendingAds:1,pendingAdsHaveSitelinks:f})},setDefaultAds:function(f){if(this.isBlocked()||this.ads.length||!f||!f.length||this.rightRailBoth){return}this.set("defaultAds",f.map(function(h){var g=this._makeAffiliateAd(h);return{a:h.a.substring(0,75)+(h.a.length>75?"...":""),d:h.d,m:0,s:g.s,p:1,c:g.c,u:g.u,h:0,k:0,i:h.i,t:h.t.substring(0,60)+(h.t.length>60?"...":""),"IE fix":1}}.bind(this)))},setAds:function(f){if(this.isBlocked()||!f||!f.length){return}this.set("ads",f)},load:function(g){if(this.loaded||this.isBlocked()){return}nrj(g);var f="/y.js?x=1&q="+rq+"&l="+rl;f+=ra?"&a="+ra:"";f+="&safe="+(e.settings.safeSearch.isStrict()?1:-1);nrj(f);this.set("loaded",1)},hasGoodAds:function(){return(this.adx==="tas"||this.adx==="tasb"||this.adx==="tas1"||this.adx==="tas2"||this.adx==="oag")},setBucket:function(g,f){if(this._firstBatchShown){return}if(e.device.isMobile){g="none"}if(c[g]){this.adx=g}var h=e.backData.getData();this.adxExperiment=h.adx_name||f||"none";this.hasThemedLinks=!DDG.settings.isDefault("kae")||!DDG.settings.isDefault("k9")||!DDG.settings.isDefault("kx")||!DDG.settings.isDefault("kaa")},_updateLayout:function(){var f=this.ads.length;$.extend(this,c.none);if(this.adx!=="none"){$.extend(this,c[this.adx])}if(f<2){this.rightRailSecond=false}if(this.rightRailSecond){this.smallSecond=true}else{if(this.rightRailBoth){this.smallFirst=true;this.smallSecond=true}}if(!this.canShowRightRailAds()){this.rightRailBoth=false;this.rightRailSecond=false}},setFirstBatchShown:function(){if(this._firstBatchShown){return}this._firstBatchShown=true;this.smallFirst=false;this.smallSecond=false;this.rightRailSecond=false;this.rightRailBoth=false},canShowRightRailAds:function(){var f=a;if(!e.settings.isDefault("km")||!e.settings.isDefault("kw")){return false}return e.device.width>=f},hasRightRailAds:function(){if(!this.canShowRightRailAds()){return false}var f=this.getAds().length;if(f&&(f>2||this.rightRailBoth||this.rightRailSecond||this.rightRailFirst)){return true}return false},_makeAffiliateAd:function(g){var f={},h=g.k;if(h==="skimlinks"){f.c="http://ad.ddg.gg/?id=40063X1035282&xs=1&url="+encodeURIComponent(g.c)+"&sref="+encodeURIComponent("https://duckduckgo.com");f.u="http://ad.ddg.gg/?id=40063X1035282&xs=1&url="+encodeURIComponent(g.u)+"&sref="+encodeURIComponent("https://duckduckgo.com")}else{f.c="/y.js?u2="+encodeURIComponent(g.c)+(w.ra?"&a="+w.ra:"");f.u="/y.js?u2="+encodeURIComponent(g.u)+(w.ra?"&a="+w.ra:"")}f.s=h;return f}})}(DDG);!function(e){var i=e.Data.Settings.regions,h="kl",f="kah",c="wt-wt",j=3,a=e.Models.Base,n;n=e.Models.Settings.Region=function(o){this.settings=o.settings;this.prevRegions=[];o.id=o.id||this.settings.get(h);o.prevId=o.prevId||this.settings.get(f);a.call(this,o);this.settings.on("change:"+h,this.setId.bind(this));this.settings.on("change:"+f,this.setPrevId.bind(this))};n.prototype=$.extend({},a.prototype,{getId:function(){return(window.rlo&&window.rl)||this.id||this.getDefaultId()},getPrevId:function(){return(this.id===this.prevId||this.prevId===this.getDefaultId())?null:this.prevId},getPrevRegions:function(){return this.prevRegions},getDefaultId:function(){return c},hasRegion:function(){return this.getId()&&this.getId()!==this.getDefaultId()},hasPrevRegion:function(){return this.getPrevId()&&this.getPrevId()!==this.getDefaultId()},hasRegionOrSuggested:function(){return this.hasRegion()||this.hasPrevRegion()||this.suggestedRegion},isValidRegion:function(o){return !!i[o]},setId:function(s,q,p){if(s===this.id||!this.isValidRegion(s)){return p&&p()}var o=this,r;this.id=s;if(s!==c){r=this.prevRegions.indexOf(s);if(r!==-1){this.prevRegions.splice(r,1)}this.prevRegions.unshift(s);this._trimPrevRegions()}if(q&&q.saveToSettings){if(!q.dontSavePrev){this.settings.set(f,this.prevRegions.join(","))}this.settings.set(h,s,{saveToCloud:true,updateURLParams:true,fallbackToURLParam:q.fallbackToURLParam},function(){o.emit("change:id",o.id);p&&p()})}else{this.emit("change:id",this.id);p&&p()}},setPrevId:function(o){if(o){this.prevRegions=o.split(",")}else{this.prevRegions=[]}this._trimPrevRegions();this.prevId=this.prevRegions[0]},setDefault:function(){this.setId(this.getDefaultId(),{saveToSettings:true})},reset:function(o){this.prevId=null;this.settings.clear(f);this.setId(this.getDefaultId(),{saveToSettings:true,dontSavePrev:true},o)},disableSuggested:function(o){this.setPrevId(this.getDefaultId());this.set({suggestedRegion:null});this.settings.set(f,this.prevId,{saveToCloud:true},o)},disabledSuggested:function(){return this.prevId&&this.prevId===this.getDefaultId()},getName:function(o){o=o||this.getId();return l(i[o]||i[this.getDefaultId()])},getSmallIconURL:function(o){return k(o||this.getId())},getXSmallIconURL:function(o){return b(o||this.getId())},getLargeIconURL:function(o){return g(o||this.getId())},getAll:function(){var u=[],s,p=this.getId(),o=function(y,v,x){return{id:y,name:l(v),countryCode:m(y),selected:x}};var r=this.getPrevRegions();if(this.suggestedRegion&&r.indexOf(this.suggestedRegion)===-1){r.push(this.suggestedRegion)}for(var t in i){if(t!==c&&r.indexOf(t)===-1){u.push(o(t,i[t],p===t))}}u.unshift(o(c,i[c],p===c));if(r.length&&!(r.length===1&&r[0]===c)){u[0].showDivider=true}for(var q=r.length-1;q>=0;q--){s=o(r[q],i[r[q]],p===r[q]);if(r[q]!==c&&s.name){u.unshift(s)}}return u},fetchSuggested:function(o){$.ajax({url:"/country.json",success:this._onFetchedSuggested.bind(this,o),error:function(p){return o&&o(p)}})},_onFetchedSuggested:function(x,r){if(!r||!r.country){return x&&x()}var t=r.country.toLowerCase(),s=[],v=function(z){this.set({suggestedRegion:z});x&&x(null,z)}.bind(this);if(t==="us"){return x&&x()}if(t==="gb"){t="uk"}for(var y in i){var o=y.split("-")[0];if(o===t){s.push(y)}}if(!s.length){return x&&x()}if(s.length===1||!window.locale){return v(s[0])}var p=window.locale.split("_")[0];for(var q=0;q<s.length;q++){var u=s[q].split("-")[1];if(p===u){return v(s[q])}}return v(s[0])},_trimPrevRegions:function(){var o=j;if(this.suggestedRegion){o-=1}if(this.prevRegions.length>o){this.prevRegions=this.prevRegions.slice(0,o)}}});var m=function(o){return o.split("-")[0]},k=function(o){return"/assets/flags/"+(DDG.is3x?"60":DDG.is2x?"40":"20")+"/"+m(o)+".png?v=4"},b=function(o){return"/assets/flags/"+(DDG.is3x?"48":DDG.is2x?"32":"16")+"/"+m(o)+".png?v=3"},g=function(o){return"/assets/flags/"+(DDG.is3x?"96":DDG.is2x?"64":"32")+"/"+m(o)+".png?v=4"}}(DDG);!function(b){var a="kae",c=b.Data.Settings[a];b.Models.Settings.Themes={KEY:a,getAll:function(){return DDG.objectToArray(c.values)},getFeaturedThemes:function(){return c.featured.map(function(e){return c.values[e]})},getSettingsForTheme:function(i){var h=c.values[i],e=c.values[c["default"]].settings;if(h){return $.extend({},e,h.settings)}var f=tinycolor(i);if(f.isValid()){var g=f.toHexString();return $.extend({},e,{kj:g,k7:g})}return $.extend({},e)}}}(DDG);!function(h){var b="/settings.js",g="application/json",j="Error ",f=" CloudSave Settings",e=j+"Loading"+f,c=j+"Saving"+f,i=j+"Deleting"+f,a={url:b,type:"POST",dataType:"json",contentType:g,processData:false};h.Models.Settings.CloudSave={keyField:"objectKey",isKeyField:function(k){return k===this.keyField||k==="key"},load:function(k,m){if(!k){return m(e)}$.ajax({url:b+"?key="+k,dataType:"json",success:function(n){m(null,n)},error:function(){m(e)}})},save:function(k,n,m){if(!k||!n){return m&&m(c)}$.ajax($.extend({data:JSON.stringify({command:"write",objectKey:k,obj:n}),success:function(){m&&m(null,n)},error:function(){m&&m(c)}},a))},destroy:function(k,m){if(!k){return m(i)}$.ajax($.extend({type:"POST",data:JSON.stringify({command:"delete",objectKey:k}),success:function(){m&&m(null,true)},error:function(n){m&&m(i)}},a))},phraseToKey:function(k){var m=new jsSHA(k,"ASCII"),n=m.getHash("SHA-512","HEX");return n},validatePassPhrase:function(k,n){if(!k){return n(lp("cloudsave","Please enter a pass phrase"))}if(k.length<9){return n(lp("cloudsave","Pass phrase must be at least 9 characters long"))}var m=this.phraseToKey(k);$.ajax({url:b+"?key="+m,dataType:"json",success:function(){n(lp("cloudsave","Pass phrase is already taken."))},error:function(){n(null,true)}})},suggestPassPhrase:function(k){$.ajax($.extend({type:"POST",data:JSON.stringify({command:"passphrase"}),success:function(m){k(null,m.passphrase)},error:function(){k(true)}},a))}}}(DDG);!function(g){var b=g.Models.Base,f=g.Models.Settings,e="kp",a={"1":{name:lp("safe search","Strict"),description:lp("safe search","No adult content")},"-1":{name:lp("safe search","Moderate"),description:lp("safe search","No explicit images or videos")},"-2":{name:lp("setting","Off"),description:lp("safe search","Don't filter adult content")}},c="1";f.SafeSearch=function(h){b.call(this,h);this.settings.on("change:"+e,this._onSettingChange.bind(this))};f.SafeSearch.prototype=$.extend({},b.prototype,{getId:function(){return this.id||c},getAll:function(){var h=[],j;for(var i in a){j={id:i,name:a[i].name,description:a[i].description};j.selected=j.id===this.getId();h.push(j)}return h},isActive:function(){return this.getId()!==c},getName:function(){return a[this.getId()].name},isStrict:function(){return this.getId()==="1"},isModerate:function(){return this.getId()==="-1"},isOff:function(){return this.getId()==="-2"},setId:function(j,i){var h={saveToCloud:true,updateURLParams:true,fallbackToURLParam:true};this.settings.set(e,j,h,i)},setTemporaryId:function(i,h){g.hidden.set(e,i);h&&h()},_onSettingChange:function(){var h=this.settings.get(e);this.set("id",h)}})}(DDG);!function(j,p){var k="January 12, 2025",c="abcdefghijklmnopqrstuvwxyz",o=p.location.protocol+"//"+p.location.host+"/",i=/<|>|\//g,m=j.Data.Settings,q=j.Models.Settings.CloudSave,s=j.Models.Settings.Themes,e=j.Models.Base,b;b=j.Models.Settings.Settings=function(t){t=t||{};if(t.cloudSaveKey){this.setCloudSaveKey(t.cloudSaveKey)}this._settings={};this._savedSettings={};this._urlSettings={};this.region=new j.Models.Settings.Region({settings:this});this.safeSearch=new j.Models.Settings.SafeSearch({settings:this});this.cloudsave=q;this.themes=s;this._updateDeviceDependentSettings();this._setFromURLParams();this._setFromQuerystring();this._backfillGlobals();this._setFromCookie()};b.prototype=$.extend({},e.prototype,{THEME_KEY:s.KEY,AUTOCOMPLETE_KEY:"kac",LANGUAGE_KEY:"kad",POST_KEY:"kg",MOBILE_INSTRUCTIONS_KEY:"kas",get:function(t){var u=this._settings[t]||this.getDefault(t);u=g(t,u);return u},getDefault:function(t){var u=m[t];return u&&u["default"]},isDefault:function(t){return this.get(t)===this.getDefault(t)},getData:function(v){var x=$.extend({},m[v]);x.id=v;if(typeof x.values==="string"){x.values=$.extend({},m[x.values])}if(x.values&&x.order){var y,t={};for(var u=0;u<x.order.length;u++){y=x.order[u];if(x.values[y]){t[y]=x.values[y]}}for(y in x.values){if(!t[y]){t[y]=x.values[y]}}x.values=t}return x},set:function(t,x,v,u){v=v||{};x=g(t,x);if(typeof x==="undefined"||x===""||x===null||(this.isDefault(this.THEME_KEY)&&x===this.getDefault(t))){this.clear(t,v,u);if(t===this.THEME_KEY&&v.forceTheme){this._applyTheme(this.getDefault(t),v)}return u&&u()}this._settings[t]=x;p[t]=x;if(v.saveToCookie||typeof v.saveToCookie==="undefined"){if(typeof x==="string"){x=x.replace("#","")}this._savedSettings[t]=x;f(r(t),x,v);if(v.fallbackToURLParam&&!document.cookie){this._urlSettings[t]=x}}if(v.updateURLParams&&this._urlSettings[t]){this._urlSettings[t]=x}if(!v.silent){this.emit("change:"+t,x)}this.emit("change",t);if(t===this.THEME_KEY){this._applyTheme(x,v)}if(v.saveToCloud&&this._cloudSaveKey){this.saveToCloud(u)}else{u&&u()}},setTheme:function(v,u,t){u=u||{};u.forceTheme=true;this.set(this.THEME_KEY,v,u,t)},setBulk:function(v,u){if(v[this.THEME_KEY]){this.set(this.THEME_KEY,v[this.THEME_KEY],u)}for(var t in v){if(t!==this.THEME_KEY){this.set(t,v[t],u)}}},setTParam:function(t){this._urlSettings.t=t;this.set("t",t,{saveToCookie:false})},clear:function(t,v,u){v=v||{};p[t]="";delete this._settings[t];delete this._savedSettings[t];if(v.saveToCookie||typeof v.saveToCookie==="undefined"){f(r(t),"",{expires:new Date()})}if(v.updateURLParams){delete this._urlSettings[t]}if(v.saveToCloud){this.saveToCloud(u)}if(!v.silent){this.emit("change:"+t)}this.emit("change",t)},clearAll:function(){for(var t in this._settings){this.clear(t)}},toQueryString:function(t){return $.param(this.toJSON(t))},toJSON:function(t){t=t||{};if(t.onlyURLParams){return $.extend({},this._urlSettings)}return $.extend({},t.all?this._settings:this._savedSettings)},toBookmarkletURL:function(u){var t=this.toQueryString(u);return t?o+"?"+t:o},toCloudSaveBookmarkletURL:function(){var t=this.getCloudSaveKey();return t?o+"?key="+t:o},getCloudSaveKey:function(){return this._cloudSaveKey},setCloudSaveKey:function(t){f(q.keyField,t);this._cloudSaveKey=t;this.emit("change:cloudsave");return t},setCloudSavePassPhrase:function(t){return this.setCloudSaveKey(q.phraseToKey(t))},loadFromCloud:function(t){t=t||{};q.load(this._cloudSaveKey,function(x,v){if(v){if(t&&t.clearAll){this.clearAll()}this._cloudSettings=v;for(var u in v){if(this._urlSettings[u]){delete v[u]}}this.setBulk(v);f(q.keyField,this._cloudSaveKey)}else{this.clearCloudSave()}this.emit(t.initial?"loaded-initial":"loaded",x,v)}.bind(this))},saveToCloud:function(t){q.save(this._cloudSaveKey,this._savedSettings,t)},clearCloudSave:function(u,t){if(u&&u.deleteFromServer){q.destroy(this._cloudSaveKey,t)}this.clear(q.keyField);this._cloudSaveKey=null;this.emit("change:cloudsave")},getFontName:function(u){var t=m.fonts[u];if((t&&t==="Proxima Nova")||(u&&!u.match(/^([a-zA-Z0-9\-\s]+)$/))){t="DDG_ProximaNova, DDG_ProximaNova_UI_1, DDG_ProximaNova_UI_2, DDG_ProximaNova_UI_3, DDG_ProximaNova_UI_4, DDG_ProximaNova_UI_5, DDG_ProximaNova_UI_6"}return t},useRedirect:function(){return this.isDefault("kd")&&!j.device.hasMetaReferrerSupport},_updateDeviceDependentSettings:function(){var u,v,t;for(u in m){if(m[u].deviceDependent){t=m[u].values;if(typeof t==="string"){t=m[t]}for(v in t){if(!this._isValueValidForDevice(t[v])){delete t[v]}else{if(!m[u]["default"]){m[u]["default"]=v}}}}}},_isValueValidForDevice:function(x){var v=true,u,t;if(x.onDevices){v=false;for(u=0;u<x.onDevices.length;u++){t=x.onDevices[u];if(j.device[t]){v=true;break}}}if(v&&x.notOnDevices){for(u=0;u<x.notOnDevices.length;u++){t=x.notOnDevices[u];if(j.device[t]){v=false;break}}}return v},isDarkTheme:function(){return j.settings.get("kae")==="d"||j.settings.get("kae")==="t"},_applyTheme:function(x,u){u=u||{};var v=s.getSettingsForTheme(x);for(var t in v){if(!u.forceTheme&&this._settings[t]){continue}this.clear(t);this.set(t,v[t]||this.getDefault(t),{saveToCookie:false})}},_setFromQuerystring:function(){for(var t in j.history.curState){var u=j.history.curState[t];if(u.match(i)){continue}if(q.isKeyField(t)&&!this.getCloudSaveKey()){this._urlSettings[t]=u;this.setCloudSaveKey(u)}else{if(t.charAt(0)==="k"||t==="t"||t==="atb"){this._urlSettings[t]=u}}}this.setBulk(this._urlSettings,{saveToCookie:false})},_setFromURLParams:function(){if(!p.settings_url_params){return}for(var t in p.settings_url_params){var u=p.settings_url_params[t];if(q.isKeyField(t)&&!this.getCloudSaveKey()){this._urlSettings[t]=u;this.setCloudSaveKey(u)}else{if(!this._urlSettings[t]){this._urlSettings[t]=u}}}this.setBulk(this._urlSettings,{saveToCookie:false})},_setFromCookie:function(){if(!document.cookie){return}var x={},v=document.cookie.split("; ");for(var u=0;u<v.length;u++){var y=v[u].split("=");if(y&&y.length==2){var t=h(y[0]),z=a(y[1]);if(z.match(i)){continue}if(q.isKeyField(t)){this.setCloudSaveKey(z)}else{if(z&&!this._urlSettings[t]){x[t]=z}}}}this.setBulk(x)},_backfillGlobals:function(){var u=0,t,x;for(;u<10;u++){t=h(u.toString());if(!p[t]){p[t]=""}}for(u=0;u<c.length;u++){var v=c.charAt(u);t=h(v);x=h("a"+v);if(!p[t]){p[t]=""}if(!p[x]){p[x]=""}}}});var a=function(t){if(!t){return""}if(t.indexOf('"')===0){t=t.slice(1,-1).replace(/\\"/g,'"').replace(/\\\\/g,"\\")}return t?decodeURIComponent(t.replace(/\+/g," ")):""},f=function(u,y,v){v=v||{};v.expires=v.expires||new Date(k);var x=encodeURIComponent(u),t=encodeURIComponent(y);if(!t&&(!document.cookie||!document.cookie.match(new RegExp("(^|;)\\s?"+x+"=")))){return}document.cookie=[x,"=",t,v.expires?"; expires="+v.expires.toUTCString():"",v.path?"; path="+v.path:"",v.domain?"; domain="+v.domain:"",v.secure?"; secure":""].join("")},r=function(t){if(t.charAt(0)==="k"){return t.substr(1,t.length)}return t},h=function(t){if(q.isKeyField(t)){return t}return"k"+t},n=function(t){var u=m[t];return typeof u.values==="object"?u.values:m[u.values]},g=function(u,x){if(!x||!u){return x}var v=m[u];if(v&&v.type==="color"){var t=n(u);x=t[x]||x}return x};j.settings=new b({cloudSaveKey:p.key||p[q.keyField]})}(DDG,this);!function(a){a.Models.TParam=function(){this._param=this.DEFAULT_VARIANT;this.set(a.settings.get("t"))};a.Models.TParam.prototype=$.extend({},{DEFAULT_VARIANT:"_",get:function(){return this._param},set:function(b){if(!b){return}if(this._isValidHomepageParam(b)){this._param=(b.length===1)?this.DEFAULT_VARIANT:b.substr(1);this._fromHomepage=true;this._hasValue=true}else{if(/^[a-z0-9]+$/.test(b)){this._param=b;this._hasValue=true}}},hasValue:function(){return this._hasValue},fromDefaultSearch:function(){return this._hasValue&&!this.fromHomepage()},setFromHomepage:function(b){var c="h"+b;if(!a.settings.get("t")&&this._isValidHomepageParam(c)){a.settings.setTParam(c)}},fromHomepage:function(){return this._fromHomepage},_isValidHomepageParam:function(b){return/^h[a-z_]?$/.test(b)}});a.tParam=new a.Models.TParam()}(DDG);!function(a){a.Models.AddToBrowser=function(){this.viewType=(a.device.isMobileDevice)?"AddToBrowserBanner":"AddToBrowserBadge"};a.Models.AddToBrowser.prototype=$.extend({},{BADGE_DISMISS_KEY:"kak",BADGE_RECURRING_KEY:"kax",canAddToChromeAndroid:function(){return a.device.isAndroid&&a.device.chromeVersion>=57},canAddToMobileFirefox:function(){return a.device.isIOS8p&&a.device.isFirefox||a.device.isAndroid&&a.device.isFirefox38AndUp},canShowMobileBanner:function(){return(this.canAddToChromeAndroid()||a.device.isIOS8pSafari||this.canAddToMobileFirefox())&&a.settings.isDefault(this.BADGE_DISMISS_KEY)&&this._canShowAgain()},canShowBadgeAgain:function(){return !(a.device.isDesktop&&!this._canShowAgain())},canShowMobileButton:function(){return(this.canAddToChromeAndroid()||a.device.isIOS8pSafari||this.canAddToMobileFirefox())&&(!a.settings.isDefault(this.BADGE_DISMISS_KEY)||!this._canShowAgain())},showDarkInstructions:function(){return this.canAddToChromeAndroid()||a.device.isIOS8pSafari||this.canAddToMobileFirefox()},dismiss:function(){var e=4,c=new Date(),b;if(!a.settings.isDefault(this.BADGE_RECURRING_KEY)){e=30}c.setDate(c.getDate()+e);b=a.opensearch.getATBVersionInfo(c).version;if(this._canShowAgain()){a.settings.set(this.BADGE_RECURRING_KEY,b,{saveToCloud:true,fallbackToURLParam:true})}},appendPixelData:function(b){if(a.device.isMobileDevice&&a.device.isIOS8pSafari&&a.tParam.fromHomepage()){if(a.tParam.get()==="b"){b.atbva="b"}else{if(a.addToBrowser.canShowMobileBanner()&&a.tParam.get()==="a"){b.atbva="a"}}}},_canShowAgain:function(){return a.settings.isDefault(this.BADGE_RECURRING_KEY)||(!a.settings.isDefault(this.BADGE_RECURRING_KEY)&&a.opensearch.getDaysSinceCohort(a.settings.get(this.BADGE_RECURRING_KEY))>=0)}});a.addToBrowser=new a.Models.AddToBrowser()}(DDG);!function(a){var b="kao";a.Models.Settings.OnboardingEducation={KEY:b,isDismissed:false,didUserScroll:false,isSVGAnimated:false,scrollToAnimationDurationMS:350,pauseForAnimationMS:1000,canShow:function(){return(a.settings.isDefault(this.KEY)&&!w.extensionsuccess)},dismiss:function(){a.settings.set(b,-1,{saveToCloud:true});this.isDismissed=true}}}(DDG);!function(a){a.Models.Settings.OnboardingEducationSlide=function(b){return{slideIndex:b.model.slideIndex||null,isSVGAnimated:b.model.isSVGAnimated||false,pauseBeforeAnimation:300,pauseBetweenAnimationIterations:5000,maxAnimationLoops:3,animationAnchorEl:{slide1:"monster-eye",slide2:"ghost-girl-face",slide3:"bathtub-periscope",slide4:"scarf-back"}}}}(DDG);!function(q){var i,e={s:"set-text--small",m:"set-text--medium",l:"set-text--larger",t:"set-text--largest"},a={w:"set-wide",s:"set-super-wide"},t="set-theme--dark",b="set-theme--terminal",o=q.Data.languages.languageFontLookup,h=q.Data.languages.fontSubsets,g=tinycolor;q.Models.Settings.LiveUpdater=i=function(v){this.settings=v.settings;this.$html=q.$html||$("html");this.$body=$("body");this.isHomePage=v.isHomePage;this.$html.removeClass(t);this.$html.removeClass(b);var u=this;this.settings.on("change",function(x){u[x]&&u[x](u.settings.get(x))})};i.prototype={updateAll:function(){for(var u in i.prototype){if(u.charAt(0)=="k"){this[u](this.settings.get(u))}}},loadFonts:function(){if(!this.settings.isDefault("kt")&&!this.settings.isDefault("ka")){return}var D=q.Data.languages.resultLanguages||{},z=Object.keys(D)||[],u=[],v=0,C=6,B="";if(!this.settings.isDefault("kad")){z.unshift(this.settings.get("kad").split("_")[0])}if(locale){z.unshift(locale.split("_")[0])}if(z&&z.length){for(var A=0;A<z.length;A++){var x=z[A];if(o[x]&&u.indexOf(x)===-1){var E=$.isArray(o[x])?o[x]:[o[x]];for(var y=0;y<E.length;y++){B+=q.exec_template("theme_font",{name:"_UI_"+v,lang:E[y]});u=u.concat(h[E[y]]);v++}if(v>=C){break}}}}this._clearCSS("customFonts");if(B){this.$customFontscss=r(B)}},k1:function(v){var u=(v&&v=="-1")?"addClass":"removeClass";this.$html[u]("no-ads")},km:function(v){var u=(v&&v==="m")?"addClass":"removeClass";this.$html[u]("set-align-center")},ks:function(x){for(var u in e){this.$html.removeClass(e[u])}var v=e[x];v&&this.$html.addClass(v)},kw:function(v){this.$html.removeClass("set-wide").removeClass("set-super-wide");var u=a[v];u&&this.$html.addClass(u)},kh:function(u){if(!d.x){return}if((!u||u=="1")&&!d.location.port&&d.location.protocol!="https:"&&w.location.hostname.indexOf(".onion")==-1){d.x.action="https://"+w.location.host+"/"}else{if((u&&u=="-1")&&d.location.protocol!="http:"){d.x.action="http://"+w.location.host+"/"}else{if(this.settings.get("kg")==="p"&&q.device.isChrome){d.x.action=w.location.protocol+"//"+w.location.host+"/"}else{d.x.action="/"}}}},kg:function(u){if(!d.x){return}d.x.method=(u&&u==="p")?"POST":"GET";if(u&&u==="p"){d.title="DuckDuckGo"}if(q.device.isChrome&&u&&u==="p"){d.x.action=window.location.protocol+"//"+window.location.host+"//"}},ko:function(u){if(this.isHomePage){return}q.isHeaderFixed=false;this.$html.removeClass("set-header--menu");this.$html.removeClass("set-header--fixed");if(u=="1"&&q.device.hasFixedHeaderSupport){q.isHeaderFixed=true;this.$html.addClass("set-header--fixed")}else{if(u=="-2"||u=="-1"){this.$html.addClass("set-header--menu");delete q._header_height}}},ku:function(u){this.$html[k(u)]("set-underlined-links")},kaf:function(u){this.$html[k(u)]("full-urls")},kad:function(){this.loadFonts()},kag:function(u){$(".search__button")[k(u)]("search__button--active")},kt:function(y){this._clearCSS("kt");if(!y||y==this.settings.getDefault("kt")){return}var u=this.settings.getFontName(y)||y,x=this.settings.getFontName(this.settings.getDefault("kt")),v=u.match(/Helvetica|Arial|Sans-serif/)?true:false;if(u.match(/Helvetica/)){u+=",sans-serif"}this.$ktcss=r(q.exec_template("theme_custom_font",{fontStack:u+","+x,lightenWeight:v}))},ka:function(x){this._clearCSS("ka");if(!x||x==this.settings.getDefault("ka")){return}var u=this.settings.getFontName(x)||x,v=this.settings.getFontName(this.settings.getDefault("ka"));if(u.match(/Helvetica/)){u+=",sans-serif"}this.$kacss=r(".result__a { font-family:"+u+","+v+";}")},kj:function(B){this.$html.removeClass("dark-header");this._clearCSS("kj");if(!B||B==this.settings.getDefault("kj")){return""}var u=B,z=f(u),A=z.root.toHsl().l>0.5,v=z.root.toRgbString().replace(/rgb\(|\)/g,""),y=z.root.toHexString(),x="";if(!A||z.root.toHsl().s>0.5){this.$html.addClass("dark-header")}if(A){x+=q.exec_template("theme_header",{color:y,rgb:v,bottomBorder:z.darker[0],link:z.text[2],activeLink:z.text[0]});if(!this.isHomePage){x+=p(z);x+=q.exec_template("theme_header_menu_button",{icon:z.text[3],hoverBg:z.text[2],hoverColor:z.lighter[2]});x+=q.exec_template("theme_zci",{color:y,bg:z.lighter[4],detail:z.lighter[2],border:z.darker[0],bottomBorder:z.darker[0],outline:z.darker[5],text:z.text[1],link:z.text[0],activeLink:z.text[0],tileNav:z.darker[2],modeBg:z.darker[2],modeText:z.text[1],accent1:z.darker[3],accent2:z.darker[4],accent3:z.darker[2],accentText:z.text[2],accentText2:z.text[3],isDark:false})}}else{x+=q.exec_template("theme_header",{color:y,rgb:v,bottomBorder:z.darker[0],link:z.text[2],activeLink:z.text[0]});if(!this.isHomePage){x+=q.exec_template("theme_header_menu_button",{icon:z.text[4],hoverBg:z.text[2],hoverText:z.text[2],hoverColor:z.darker[2]});if(this.settings.get(this.settings.THEME_KEY)!=="r"){x+=s(z);x+=j(z);x+=q.exec_template("theme_zci",{color:y,bg:z.darker[1],detail:z.darker[2],border:z.darker[3],bottomBorder:z.darker[2],outline:z.lighter[5],text:z.text[1],link:z.text[0],activeLink:z.text[3],tileNav:z.darker[0],modeBg:z.lighter[1],modeText:z.text[4],accent1:z.lighter[2],accent2:z.lighter[3],accent3:z.lighter[7],accentText:z.text[2],accentText2:z.text[3],isDark:true})}}}this.$kjcss=r(x)},k7:function(x){this.$html.removeClass("dark-bg");this.$k7css&&this.$k7css.remove();delete this.$k7css;if(!x||x==this.settings.getDefault("k7")){return}var D=g(x),B=D.toHexString(),F=D.toPercentageRgbString(),y=f(B),H=y.root.toHsl().l>0.5,I=y.text[0],z=y.text[3],G=H?y.darker[1]:y.lighter[1],A=H?y.darker[0]:y.lighter[2],v=H?y.lighter[1]:y.darker[1],E="",u,C;u=F.replace("rgb(","").replace(")","");C=g(v).toPercentageRgbString().replace("rgb(","").replace(")","");E+=q.exec_template("theme_background",{bg:B,rgbBg:u,text:I,textTint:z,bgTint:G,bgTint2:A,bgDark:v,rgbBgDark:C,isDark:!H});E+=q.exec_template("theme_sidemenu",{bg:y.darker[1],border:y.darker[2],text:y.text[5],textTint:z,link:y.text[3],activeLink:y.text[0]});if(this.isHomePage){E+=q.exec_template("theme_header_menu_button",{icon:H?y.darker[4]:y.text[4],hoverBg:G,border:G,hoverText:y.text[2]});if(!H){E+=s(y);E+=j(y)}else{E+=p(y)}}else{E+=q.exec_template("theme_result_snippet",{color:z});E+=q.exec_template("theme_result_web_links",{color:z,bgTint:G});E+=q.exec_template("theme_result_highlight",{color:G});E+=q.exec_template("theme_result_message",{textColor:z,bgColor:y.darker[1],borderColor:y.darker[2],linkColor:I})}if(!H||y.root.toHsl().s>0.5){this.$html.addClass("dark-bg");this.isDarkBg=true}this.$k7css=r(E)},ky:function(v){this._clearCSS("ky");if(is_mobile||!v||v==this.settings.getDefault("ky")){return}var u=g(v);if(u.isValid()){this.$kycss=r(q.exec_template("theme_result_highlight",{color:u.toHexString()}))}},k9:function(v){this._clearCSS("k9");if(!v||v==this.settings.getDefault("k9")){return}var u=g(v);if(u.isValid()){this.$k9css=r(q.exec_template("theme_result_title",{color:u.toHexString()}))}},k8:function(v){this._clearCSS("k8");if(!v||v==this.settings.getDefault("k8")){return}var u=g(v);if(u.isValid()){this.$k8css=r(q.exec_template("theme_result_snippet",{color:u.toHexString()}))}},kaa:function(v){this._clearCSS("kaa");if(!v||v==this.settings.getDefault("kaa")){return}var u=g(v);if(u.isValid()){this.$kaacss=r(".results a.result__a:visited, .sitelinks__title a.result__a:visited { color:"+u.toHexString()+";}")}},kx:function(v){this._clearCSS("kx");if(!v||v==this.settings.getDefault("kx")){return}var 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a=b.Pages.Base;b.Pages.Home=function(c){this._checkForForceReload();a.call(this,c);window.onpageshow=this._onPageShow.bind(this)};b.Pages.Home.prototype=$.extend({},a.prototype,{pageType:"home",liveUpdater:true,sideMenuOps:{twitterLink:true},ready:function(){var c=w.location.host.toLowerCase()==="start.duckduckgo.com";this.isStart=c;if(!c){b.tParam.setFromHomepage(b.opensearch.allocateAtbVariant())}b.$win.scrollTop(0);a.prototype.ready.call(this);if(c){this.searchbar.$el.attr("action","//duckduckgo.com/");b.settings.set("kak","-1");b.settings.set("kal","-1");b.settings.set("kao","-1");b.settings.set("kaq","-1")}if(!b.device.isMobileDevice){this.searchbar.focus({focusInput:true})}if(Modernizr.touch&&b.device.isIDevice){window.onorientationchange=function(){b.$win.scrollTop(0)}}this.views.tagline=new DDG.Views.HomepageTagline({appendTo:".js-tag-home"});if(this.canShowAddToBrowser()){var f=!b.device.isMobileDevice,e=$(".js-foot-home");this.views.badge=new 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b.Views[b.addToBrowser.viewType]({clickPixel:"atb"+c+"c",xPixel:"atbbx",template:"add_to_browser_badge_button",buttonClass:"onboarding-ed__button-small",appendTo:".js-onboarding-ed-button-small-"+c})},_addOnboardingEducationButtons:function(){this.views.atb_button=new b.Views[b.addToBrowser.viewType]({clickPixel:"atbbc",xPixel:"atbbx",template:"add_to_browser_badge_button",buttonClass:"onboarding-ed__button",appendTo:".js-onboarding-ed-button"});this.views.atb_button_1=this._createButton(1);this.views.atb_button_2=this._createButton(2);this.views.atb_button_3=this._createButton(3)},_onPageShow:function(c){if(c&&c.persisted){this._checkForForceReload()}},_fireStat:function(c){b.pixel.fire(c,{b:b.device.pixelBrowserName,atbi:this.canShowAddToBrowser(),ei:this.canShowHomepageOnboardingEducation(),i:this.isInstalled(),d:b.device.pixelId,atb:b.opensearch.version,va:b.opensearch.atbVariant,l:w.locale,p:b.device.pixelPlatformName})},addOnboarding:function(){this.views.onboardingEducation=new b.Views.OnboardingEducation({appendTo:".site-wrapper--home",pageView:this});this._addOnboardingEducationButtons();this.views.onboardingEducation.currentSlide=1;this.views.onboardingEducation._snapToSlideScroll()}})}(DDG);DDG.assets_loaded=[];DDG.templates={};DDG.first_result="r1-0";DDG.is_deep_started=0;DDG.is_deep_loaded=0;DDG.is_header_fixed=true;DDG.first_source=false;DDG.last_selection="";DDG.animation_speed=300;DDG.isJSURL=function(a){return !a||a==="javascript:;"||a==="#"};DDG.detect_intent_link=function(a){var b=0;if(DDG.device.isIDevice&&a.hostname=="itunes.apple.com"){b=1}else{if(DDG.device.isAndroid&&a.hostname=="play.google.com"){b=1}}return b};DDG.get_http_redirect=function(e,f){var b=e.href;if(DDG.settings.useRedirect()&&e.href.indexOf("/l/?")==-1&&!DDG.isInternalURL(e.href)&&!DDG.detect_intent_link(e)){var 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