luos/gulliver/js/widgets/js-calendar/lang/sv.js

if (typeof Calendar!='undefined' ) {
  Calendar.LANG("sv", "svenska", {
        fdow: 1,                // first day of week for this locale; 0 = Sunday, 1 = Monday, etc.
        goToday: "Gå till idag",
        today: "Idag",         // appears in bottom bar
        wk: "v",
        weekend: "0,6",         // 0 = Sunday, 1 = Monday, etc.
        AM: "am",
        PM: "pm",
        mn : [ "januari","februari","mars","april","maj","juni","juli","augusti","september","oktober","november","december" ],
        smn : [ "jan","feb","mar","apr","maj","jun","jul","aug","sep","okt","nov","dec" ],
        dn : [ "söndag","måndag","tisdag","onsdag","torsdag","fredag","lördag","söndag" ],
        sdn : [ "sö","må","ti","on","to","fr","lö","sö" ],
        done: "Klar" //Appears in bottom bar
});
}