switchtabs

function SwitchTabs() {
    var backgrounds = {
        name1: 'image1',
        name2: 'image2',
        name3: 'image3'
    };

    if(localStorage.getItem('switchtabs')) {document.body.style.background = 'url(' + localStorage.getItem('switchtabs') + ')';}
    if(!document.getElementById('switchtabs')) {
        var div = document.createElement('div');
        div.id = 'switchtabs';
        if(document.getElementById('WikiaArticle')) {document.getElementById('WikiaArticle').insertBefore(document.getElementById('WikiaArticle').firstChild, div);}
    }
    var html = '<a class="skinChange" href="/wiki/' + wgPageName + '?useskin=' + (skin == 'oasis' ? 'monobook">Monobook' : 'wikia">Oasis') + '</a>';
    for(var i in backgrounds) {html += '<a href="#" onclick="SwitchBG(' + backgrounds[i] + ');">' + i + '</a>';}
    document.getElementById('switchtabs').innerHTML = html;
}

function SwitchBG(url) {
    document.body.style.background = 'url(' + url + ')';
    localStorage.setItem('switchtabs', url);
}

addOnloadHook(SwitchTabs);