How to add google Translate in my website

<!DOCTYPE html> <html lang=”en-US”> <head> </head> <body> <div id=”google_translate_element”></div> <script type=”text/javascript”> function googleTranslateElementInit() { new google.translate.TranslateElement( {pageLanguage: ‘en’}, ‘google_translate_element’ ); } </script> <script type=”text/javascript” src=