SCRIPT5007: Unable to get property '0' of undefined or null reference

[gitgrimbo]

If (navigator.languages || navigator.language || navigator.userLanguage) is truthy, navigator.languages[0] will fail in IE 11 because navigator.languages is undefined.

}else if(typeof navigator !== 'undefined' && (navigator.languages || navigator.language || navigator.userLanguage)){
	language = (navigator.languages[0] || navigator.language || navigator.userLanguage || 'root').toLowerCase();