body 
{
	font-family : Times New Roman;
	font-size:150%;
}

a.tooltip em {
    display:none;
}
a.tooltip:hover {
    border: 0;
    position: relative;
    z-index: 500;
    text-decoration:none;
}
a.tooltip:hover em {
    font-style: normal;
    display: block;
    position: absolute;
    top: 18px;
    left: -100px;
    padding: 5px;
    color: #000;
    border: 1px solid #bbb;
    background: #ffc;
    width:240;
}