.sprite-890-2-thumb
{ 
    background-image: url('sprite.png');
    background-position: 0 0; width: 18px; height: 13px;
    background-repeat: no-repeat; 
} 
.sprite-shopping_cart
{
    background-image: url('sprite.png'); 
    background-position: 0 -63px; width: 18px; height: 18px;
    background-repeat: no-repeat; 
}