a little step :S
jquery.php
$js .= "$.extend( jQuery.timeago.settings.strings, {"
. ( $prefixAgo ? "prefixAgo: '" . addslashes( $prefixAgo ) . "'," : null )
. ( $prefixFromNow ? "prefixFromNow: '" . addslashes( $prefixFromNow ) . "'," : null )
. "suffixAgo: '" . addslashes( CBTxt::T( 'hace' ) ) . "',"
. "suffixFromNow: '" . addslashes( CBTxt::T( 'a partir de ahora' ) ) . "',"
. "seconds: '" . addslashes( CBTxt::T( 'menos de un minuto' ) ) . "',"
. "minute: '" . addslashes( CBTxt::T( 'aproximadamente hace un minuto' ) ) . "',"
. "minutes: '" . addslashes( CBTxt::T( '%d minutos' ) ) . "',"
. "hour: '" . addslashes( CBTxt::T( 'aproximadamente hace una hora' ) ) . "',"
. "hours: '" . addslashes( CBTxt::T( 'about %d hours' ) ) . "',"
. "day: '" . addslashes( CBTxt::T( 'a day' ) ) . "',"
. "days: '" . addslashes( CBTxt::T( '%d días' ) ) . "',"
. "month: '" . addslashes( CBTxt::T( 'aproximadamente hace un mes' ) ) . "',"
. "months: '" . addslashes( CBTxt::T( '%d meses' ) ) . "',"
. "year: '" . addslashes( CBTxt::T( 'aproximadamente un año' ) ) . "',"
. "years: '" . addslashes( CBTxt::T( '%d años' ) ) . "'"
. "});"
. "$( '.activityTimeago' ).timeago({ allowFuture: true });";