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

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

.thumbnail span{ /*CSS for enlarged image*/
position: absolute;
background-color:#FFFFCC;
padding: 5px;
left: -2000px;
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: 60px; /*position where enlarged image should offset horizontally */

}

#dhtmltooltip{
position: absolute;
left: -300px;
width: 150px;
border: 1px solid black;
padding: 2px;
background-color:#A9B816;
visibility: hidden;
z-index: 100;
}

#dhtmlpointer{
position:absolute;
left: -300px;
z-index: 101;
visibility: hidden;
}