document._realGEBI = document.getElementById;
document.getElementById = function(id){
    var x = this._realGEBI(id);
    if(x) return x;
    else {
    // try to find a reasonable equivalent for monobook-specific element ids
        switch(id) {
            case "content": return this._realGEBI("mw_content");
            case "column-content": return this._realGEBI("mw_contentwrapper");
            case "bodyContent": return this._realGEBI("mw_contentholder");
            case "column-one": return this._realGEBI("mw_portlets");
            case "globalWrapper": return this._realGEBI("mw_main");
            default: return null;
        }
    }
}