Достижение прозрачности

#newmail-shadow div {
background-color: red;
width: 275 px;
height: 145;
filter:
progid:DXImageTransform.Microsoft.Blur(PixelRadius='8',MakeShadow='true',ShadowOpacity='0.6')
progid:DXImageTransform.Microsoft.MotionBlur(Strength=20, Direction=180, Add='false')
progid:DXImageTransform.Microsoft.MotionBlur(Strength=10, Direction=90, Add='false')
}

#newmail td.topL
{background-image:url('im/form-shadow-tl.png');}
#newmail td.top
{background-image:url('im/form-shadow-t.png');}
#newmail td.topR
{background-image:url('im/form-shadow-tr.png');}
#newmail td.mdlL
{background-image:url('im/form-shadow-l.png');}
#newmail td.mdlR
{background-image:url('im/form-shadow-r.png');}
#newmail td.btmL
{background-image:url('im/form-shadow-bl.png');}
#newmail td.btm
{background-image:url('im/form-shadow-b.png');}
#newmail td.btmR
{background-image:url('im/form-shadow-br.png');}