.icheckbox_square,
.iradio_square {
    display: block;
    margin: 0;
    padding: 0;
    width: 22px;
    height: 22px;
    background: url(square.png) no-repeat;
    border: none;
    cursor: pointer;
}

/* blue */
.icheckbox_square-blue,
.iradio_square-blue {
    display: block;
    margin: 0;
    padding: 0;
    width: 22px;
    height: 22px;
    background: url(img/blue.png) no-repeat;
    border: none;
    cursor: pointer;
}

.icheckbox_square-blue {
    background-position: 0 0;
		float:left;
		margin-top: 2px;
}
    .icheckbox_square-blue.hover {
        background-position: -24px 0;
    }
    .icheckbox_square-blue.checked {
        background-position: -48px 0;
    }
    .icheckbox_square-blue.disabled {
        background-position: -72px 0;
        cursor: default;
    }
    .icheckbox_square-blue.checked.disabled {
        background-position: -96px 0;
    }

.iradio_square-blue {
    background-position: -120px 0;
}
    .iradio_square-blue.hover {
        background-position: -144px 0;
    }
    .iradio_square-blue.checked {
        background-position: -168px 0;
    }
    .iradio_square-blue.disabled {
        background-position: -192px 0;
        cursor: default;
    }
    .iradio_square-blue.checked.disabled {
        background-position: -216px 0;
    }