$ga(document).ready(function() {
    $ga(".rounded").corner();
    $ga(".rounded_left").corner("tl bl");
    $ga(".rounded_top").corner("top");
    $ga(".rounded_right").corner("tr br");
    $ga(".rounded_bottom").corner("bottom");
    $ga(".rounded_small").corner("6px");
    $ga(".rounded_small_bottom").corner("6px bl br");
    $ga(".rounded_small_left").corner("6px tl bl");
    $ga(".rounded_small_right").corner("6px tr br");
});