.balloonstyle{
position:absolute;
top: -500px;
left: 0;
padding: 5px;
visibility: hidden;
border:1px solid black;
font:normal 12px Verdana;
line-height: 18px;
z-index: 100;
background-color: #FFFFE0;
width: 250px;
}

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