.loader {
    display: block;
}
.loader.inline {
    display: inline-block;
}

.loader.spinner {
    width: 32px;
    height: 32px;
    background-image: url(../images/loading/circular_32x32.gif);
}
.loader.spinner.small {
    width: 14px;
    height: 14px;
    background-image: url(../images/loading/circular_14x14.gif);
}

.loader.horizontal {
    width: 213px;
    height: 32px;
    background-image: url(../images/loading/horizontal_213x32.gif);
}

.loader.horizontal.small {
    width: 107px;
    height: 16px;
    background-image: url(../images/loading/horizontal_107x16.gif);
}