.groupNode{
   font-size:13px;
   padding:3px 0px;
   font-weight:bold;
}
._msgtitle{
   font-size:13px;
   padding:3px 5px;
}
._msg{
   font-size:13px;
   padding-bottom:10px;
   padding-left:5px;
   padding-right:5px;
}
.user{ background:url(/images/user.gif) no-repeat 1px 2px; }
.key{ background:url(/images/key.png) no-repeat 1px 2px;  }
.key,.user{
    background-color:#FFFFFF;
    padding-left:20px;
    font-weight:bold;
    color:#000033;
}
.msg_panel{
    overflow-y:auto
}