[tcb-script]
const lang = document.documentElement.lang;
if(lang == 'es') {
document.getElementById("book_es").style.display = "block";
document.getElementById("book_ca").style.display = "none";
document.getElementById("book_en").style.display = "none";
} else if(lang == 'ca') {
document.getElementById("book_es").style.display = "none";
document.getElementById("book_ca").style.display = "block";
document.getElementById("book_en").style.display = "none";
} else {
document.getElementById("book_es").style.display = "none";
document.getElementById("book_ca").style.display = "none";
document.getElementById("book_en").style.display = "block";
}
console.log(`Current book: ${str}`)
[/tcb-script]
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