<style type="text/css">

.gallerycontainer{
position: relative;
height:inherit;
/*Add a height attribute and set to largest image's height to prevent overlaying*/
}

.thumbnail img{
border: 0px solid white;
margin: 0 0px 0px 0;
}

.thumbnail:hover{
background-color: transparent;
}

.thumbnail:hover img{
border: 0px solid blue;
}

.thumbnail span{ /*CSS for enlarged image*/
position: absolute;

padding: 0px;
left: -1000px;
border: 0px gray;
visibility: hidden;
color: black;
text-decoration: none;
}

.thumbnail span img{ /*CSS for enlarged image*/
border-width: 0;
padding: 0px;
}

.thumbnail:hover span{ /*CSS for enlarged image*/
visibility: visible;
top:auto;
left:auto;

/*position where enlarged image should offset horizontally */
z-index: 50;
}

</style>
