.balloonstyle
{
position: absolute;
top: -500px;
margin-left: 100px;
padding: 8px;
visibility: hidden;
border:1px solid black;
font: normal 12px Verdana;
line-height: 18px;
z-index: 100;
background-color: white;
width: 200px;
}
#arrowhead
{
z-index:99;
position:absolute;
top:-500px;
left:1px;
visibility:hidden;
}