.balloonstyle{
position:absolute;
top: -500px;
left: 0;
/*padding: 5px;*/
visibility: hidden;
/*border:1px solid #555555;*/
font:normal 12px Arial;
line-height: 16px;
z-index: 100;
background-color: white;
/*width: 250px;*/
/*Remove below line to remove shadow. Below line should always appear last within this CSS*/
filter: progid:DXImageTransform.Microsoft.Shadow(color=gray,direction=135,Strength=5);
}

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


<![if !IE 6]>


.shiftcontainer{
position: relative;
left: 5px; /*Number should match -left shadow depth below*/
top: 5px; /*Number should match -top shadow depth below*/
}

.shadowcontainer{
width: 300px; /* container width*/
background-color: #d1cfd0;
}

.shadowcontainer .innerdiv{
/* Add container height here if desired */
background-color: white;
border: 1px solid gray;
padding: 6px;
position: relative;
left: -5px; /*shadow depth*/
top: -5px; /*shadow depth*/
}

</style>

<![endif]>