.balloonstyle{
position:absolute;
top:-500px;
left:0;
padding:5px;
visibility:hidden;
border:2px solid #cccccc;
font:normal 12px Verdana;
line-height:18px;
z-index:100;
background-color:white;
width:150px;
vertical-align:top;
color:#FFFFFF;
filter:progid:DXImageTransform.Microsoft.Shadow(color=gray,direction=135,Strength=5);
}
#arrowhead{
z-index: 99;
position:absolute;
top: -500px;
left: 0;
visibility: hidden;
}