ie-box-shadow.css

.box-shadow {
  width: 100px;
  height: 100px;
  position: absolute;
  z-index: 100;
  top: 10;
  left: 10;
  background: #fff;
       -moz-box-shadow: 0px 0px 15px rgba(0, 0, 0, 0.8); /* FF3.5+ */
  -webkit-box-shadow: 0px 0px 15px rgba(0, 0, 0, 0.8); /* Saf3.0+, Chrome */
          box-shadow: 0px 0px 15px rgba(0, 0, 0, 0.8); /* Opera 10.5, IE 9.0 */
}

.ie-shadow {
  display: block;
  position: absolute;
  top: 10; /* match target width */
  left: 10; /* match target width */
  width: 100px; /* match target width */
  height: 100px; /* match target height */
  z-index: 50; /* needs to be underneath the target box */
  background: #000;
  filter:progid:DXImageTransform.Microsoft.Blur(PixelRadius='15', MakeShadow='true', ShadowOpacity='0.80');
}