.balloonstyle{
position: absolute;
top: -500px;
left: 20;
padding: 1px;
visibility: hidden;
border: 1px;
font:normal 12px Verdana;
line-height: 1px;
z-index: 100;
background-color: white;
width: 100px;
filter: progid:DXImageTransform.Microsoft.Shadow(color=white,direction=135,Strength=5);
}

#arrowhead{
z-index: 99;
position:absolute;
top: -500px;
left: 0;
visibility: hidden;
}