qualcuno sa dirmi come mai nelle vecchie versioni di explorer questo codice non da ombreggiatura al div?
.box_shadow {
border: 1px solid red;
width: 800px;
height:800px;
background-color: red;
-moz-box-shadow: 0px 0px 4px #000000; /* FF3.5+ */
-webkit-box-shadow: 0px 0px 4px #000000; /* Saf3.0+, Chrome */
box-shadow: 0px 0px 4px #000000; /* Opera 10.5, IE 9.0 */
filter: /* IE6,IE7 e IE8 */
progid:DXImageTransform.Microsoft.Shadow(color=#dd dddd,direction=0,strength=5) /* top */
progid:DXImageTransform.Microsoft.Shadow(color=#dd dddd,direction=90,strength=5) /* left */
progid:DXImageTransform.Microsoft.Shadow(color=#dd dddd,direction=180,strength=5) /* bottom */
progid:DXImageTransform.Microsoft.Shadow(color=#dd dddd,direction=270,strength=5); /* right */
}