.content_block_wrapper .cow_one_half, 
.content_block_wrapper .cow_one_third, 
.content_block_wrapper .cow_two_third, 
.content_block_wrapper .cow_three_fourth, 
.content_block_wrapper .cow_one_fourth, 
.content_block_wrapper .cow_one_fifth, 
.content_block_wrapper .cow_two_fifth, 
.content_block_wrapper .cow_three_fifth, 
.content_block_wrapper .cow_four_fifth, 
.content_block_wrapper .cow_one_sixth, 
.content_block_wrapper .cow_five_sixth {
    position: relative;
    margin-right: 4%;
    float: left;
    min-height: 1px;
    height: auto !important;
    height: 1px;
    zoom : 1;
}

.content_block_wrapper {
    overflow : hidden; _height : 1%;
}

.block_image {
    text-align: center;
    }
    .block_image img {
        display: inline;
        }

.clearboth { 
    display:block;
    zoom : 1;
    margin: 0;
    padding: 0;
    }