.balloonstyle{
position:absolute;
top: -100px;
left: 0;
padding: 2px;
overflow: visible;
visibility: hidden;
border:1px solid black;
font:normal 12px Verdana;
line-height: 15px;
z-index: 100;
background-color: white;
width: 200px;
/*Remove below line to remove shadow. Below line should always appear last within this CSS*/
-moz-opacity: 0.9; 
opacity: 0.9; 
filter:alpha(opacity=97); 
}

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