.summary{
position: relative;
z-index: 24;
font-size:11px;
font-family: Verdana, Arial, Helvetica, sans-serif;
text-decoration: none;
}

.summary:hover{
background-color: transparent;
z-index: 25;
cursor:pointer; 
cursor:hand;
text-decoration: none;
}

.summary span{ 
position:absolute;
z-index: 100;
border:1px solid #000000;
background-color: #FFFFFF;
color: #000000;
font-size:10px;
font-family: Verdana, Arial, Helvetica, sans-serif;
padding: 5px;
display:none;
text-align:left;
text-decoration: none;
filter:progid:DXImageTransform.Microsoft.Shadow(color=gray,direction=135);
}

.summary:hover span{ 
display:inline;
text-decoration: none;
top: 0EM;
left: 5EM;
}