v,n){ytcsi.gt(n).info[k]=v},setStart:function(t,n){ytcsi.tick("_start",t,n)}};
(function(w,d){ytcsi.setStart(w.performance?w.performance.timing.responseStart:null);var isPrerender=(d.visibilityState||d.webkitVisibilityState)=="prerender";var vName=!d.visibilityState&&d.webkitVisibilityState?"webkitvisibilitychange":"visibilitychange";if(isPrerender){var startTick=function(){ytcsi.setStart();d.removeEventListener(vName,startTick)};d.addEventListener(vName,startTick,false)}if(d.addEventListener)d.addEventListener(vName,function(){ytcsi.tick("vc")},false);function isGecko(){if(!w.navigator)return false;
try{if(w.navigator.userAgentData&&w.navigator.userAgentData.brands&&w.navigator.userAgentData.brands.length){var brands=w.navigator.userAgentData.brands;for(var i=0;i