function eval(e, prepend)
        local chunk, errmsg = loadstring("return "..e);
        array = table;
        sandbox.type = _G.type;
        if not chunk then
                chunk, errmsg = loadstring(e);
                if not chunk then return "Syntax error: "..errmsg, "syntax error"; end
        end

        for k, v in pairs(math) do sandbox[k] = v end
        for k, v in pairs(string) do sandbox[k] = v end
        sandbox.dump = nil;
        sandbox.array = array;
        setfenv(chunk, sandbox)

        results = { pcall(chunk) };
        if not results[1] then
                return "Error: "..results[2], "error";
        end
        table.remove(results, 1); -- Remove status code
        if #results == 0 then return ChooseAction("{Done :)}{Done}{Ok}{That's done}{As you wish}"); end
        if not prepend then prepend = "Result: "; end
        return prepend..table.concat(results, ", ");
end