ul#navigation {
    position: fixed;
    margin: 0px;
    padding: 0px;
    top: 100px;
    right: -35px;
    list-style: none;
    z-index:9999;
}
ul#navigation li {
    width: 150px;
}
ul#navigation li a {
    display: block;
    margin-right: 0px;
    width: 120px;
    height: 64px;
    background-color:#CFCFCF;
    background-repeat:no-repeat;
    background-position:center center;
    border:1px solid #AFAFAF;
    -moz-border-radius:0px 10px 10px 0px;
    -webkit-border-bottom-right-radius: 10px;
    -webkit-border-top-right-radius: 10px;
    -khtml-border-bottom-right-radius: 10px;
    -khtml-border-top-right-radius: 10px;
    /*-moz-box-shadow: 0px 4px 3px #000;
    -webkit-box-shadow: 0px 4px 3px #000;
    */
    border-radius: 10px;
    behavior: url(border-radius.htc);
    opacity: 0.8;
    filter:progid:DXImageTransform.Microsoft.Alpha(opacity=80);
}

ul#navigation font{
  font-family: Verdana;
  font-size: 12px;
  font-weight: bold;
  color: #646464
}


ul#navigation .acerca a      {
    background-image: url(../imagenes/ico/menu_acerca.png);
}
ul#navigation .manual a{
    background-image: url(../imagenes/ico/menu_manual.png);
}


.PestanaCotizacion{
      background: url(../imagenes/form/Sub_Cotizacion.png) no-repeat ;
      background-position: top;
      cursor: pointer;
      width:60px;
      height: 355px;
      top:0px;
      left: 70px;
      position: fixed;


}

.PestanaFactura{
      background: url(../imagenes/form/Sub_Facturas.png) no-repeat ;
      background-position: top;
      cursor: pointer;
      width:60px;
      height: 355px;
      top:0px;
      left: 75px;
      position: fixed;


}

.PestanaBoleta{
      background: url(../imagenes/form/Sub_Boletas.png) no-repeat ;
      background-position: top;
      cursor: pointer;
      width:60px;
      height: 355px;
      top:0px;
      left: 75px;
      position: fixed;

     behavior: url(border-radius.htc);
     opacity: 0.9;
     filter:progid:DXImageTransform.Microsoft.Alpha(opacity=90);

}

.PestanaOcompra{
      background: url(../imagenes/form/Sub_OCompra.png) no-repeat ;
      background-position: top;
      cursor: pointer;
      width:60px;
      height: 430px;
      top:10px;
      left: 75px;
      position: fixed;

     behavior: url(border-radius.htc);
     opacity: 0.9;
     filter:progid:DXImageTransform.Microsoft.Alpha(opacity=90);

}