.balloonstyle{
position:absolute;
padding:0px 0 0 0px;
margin:0 0 0 20px;
/*padding:8px 0 0 30px;*/
visibility: hidden;
font:normal 12px Verdana;
line-height: 46px;
z-index: 100;
/*background: transparent url("calloutnew.gif") no-repeat;*/
border:1px solid grey;

/*width: 310px;
height:225px;
margin:-250px 0 -200px 10px;
Remove below line to remove shadow. Below line should always appear last within this CSS*/
filter: progid:DXImageTransform.Microsoft.Shadow(color=gray,direction=0,Strength=0);
}

#arrowhead{
z-index: 99;
position:absolute;
visibility: hidden;
}