Change language of Snipcart with Javascript

Change language of Snipcart with Javascript

function SnipcartLanguage(lang) {
	if(jQuery.inArray(lang, Snipcart.locales) !== -1) {
		if(jQuery.inArray(lang, Object.keys(Snipcart.i18n._locales)) !== -1) {
			console.log("Change language to: " + lang);
			Snipcart.i18n.lang(lang);
		} else {
			console.log("Download language "+lang+" ...");
			//From github: https://cdn.rawgit.com/snipcart/snipcart-localization/master/locales/
			jQuery.getScript("https://cdn.snipcart.com/scripts/2.0/snipcart/l10n/locales/" + lang + ".js").done(function() {
				console.log("Download complete for "+lang+"!");
				SnipcartLanguage(lang);
			});
		}
	} else {
		console.log("Language ["+lang+"] not valid, allowed:");
		console.log(Snipcart.locales);
	}
}