.thumbnail
{
    position: relative;
    z-index: 0;
}

.thumbnail:hover
{
    background-color: transparent;
    z-index: 50;
}

.thumbnail span
{
    /*CSS for enlarged image*/
    position: absolute;
    background-color: #F8F8E7;
    padding: 5px;
    left: -1000px;
    border: 1px dashed gray;
    visibility: hidden;
    color: black;
    text-decoration: none;
}

.thumbnail span img
{
    /*CSS for enlarged image*/
    border-width: 0;
    padding: 2px;
}

.thumbnail:hover span
{
    /*CSS for enlarged image on hover*/
    visibility: visible;
    top: 0;
    left: 0; /* 60px position where enlarged image should offset horizontally */
}

#maincontent img
{
    border: none;
}