新しいコードは次のようになります。
var _gaq = _gaq || [];
_gaq.push([ '_setAccount' , 'UA-XXXXX-X' ]);
_gaq.push([ '_trackPageview' ]);
( function () {
var ga = document .createElement( 'script' );
ga.src = ( 'https:' == document .location.protocol ? 'https://ssl' :
'http://www' ) + '.google-analytics.com/ga.js' ;
ga.setAttribute( 'async' , 'true' );
document .documentElement.firstChild.appendChild(ga);
})();
これは、Google.analitiksがサイトの読み込みを遅くしないことを意味します:)
UPD:つまり、彼はページの読み込み中に24kb ga.jsをダウンロードしました。
しかし、最初のダウンロード後、通常はキャッシュされ、他のすべてのサイトで同じものが使用されます:)
関連資料:
CIS検索エンジンを考慮に入れます
var _gaq = _gaq || [];
_gaq.push(
[ '_setAccount' , 'UA-XXXXXX-X' ],
[ '_setDomainName' , 'your.domain.name' ],
[ "_addOrganic" , "mail.ru" , "q" ],
[ "_addOrganic" , "rambler.ru" , "words" ],
[ "_addOrganic" , "nigma.ru" , "s" ],
[ "_addOrganic" , "blogs.yandex.ru" , "text" ],
[ "_addOrganic" , "webalta.ru" , "q" ],
[ "_addOrganic" , "aport.ru" , "r" ],
[ "_addOrganic" , "akavita.by" , "z" ],
[ "_addOrganic" , "meta.ua" , "q" ],
[ "_addOrganic" , "bigmir.net" , "q" ],
[ "_addOrganic" , "tut.by" , "query" ],
[ "_addOrganic" , "all.by" , "query" ],
[ "_addOrganic" , "i.ua" , "q" ],
[ "_addOrganic" , "online.ua" , "q" ],
[ "_addOrganic" , "a.ua" , "s" ],
[ "_addOrganic" , "ukr.net" , "search_query" ],
[ "_addOrganic" , "search.com.ua" , "q" ],
[ "_addOrganic" , "search.ua" , "query" ],
[ "_addOrganic" , "poisk.ru" , "text" ],
[ "_addOrganic" , "km.ru" , "sq" ],
[ "_addOrganic" , "liveinternet.ru" , "ask" ],
[ "_addOrganic" , "gogo.ru" , "q" ],
[ "_addOrganic" , "gde.ru" , "keywords" ],
[ "_addOrganic" , "quintura.ru" , "request" ],
[ '_trackPageview' ]
);
( function () {
var ga = document .createElement( 'script' );
ga.src = ( 'https:' == document .location.protocol ? 'https://ssl' : 'http://www' ) + '.google-analytics.com/ga.js' ;
ga.setAttribute( 'async' , 'true' );
document .documentElement.firstChild.appendChild(ga);
})();
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