.balloonstyle{position:absolute;top:-500px;left:0;visibility:hidden;border:1px solid #000;font:normal 12px Arial;line-height:18px;z-index:100;background-color:#FFF;width:250px;filter:progid:DXImageTransform.Microsoft.Shadow(color=gray,direction=135,Strength=5);padding:5px}
#arrowhead{z-index:99;position:absolute;top:-500px;left:0;visibility:hidden}