.highlight-header img.blur {
  /* Theoretically for IE 8 & 9 (more valid) */
  /* ...but not required as filter works too */
  /* should come BEFORE filter */
    -ms-filter:"progid:DXImageTransform.Microsoft.Alpha(Opacity=30)";
  /* This works in IE 8 & 9 too */
  /* ... but also 5, 6, 7 */
  filter: alpha(opacity=30);
  
  /* Older than Firefox 0.9 */
  -moz-opacity:0.3;
  
  /* Safari 1.x (pre WebKit!) */
  -khtml-opacity: 0.3;
    
  /* Modern!
  /* Firefox 0.9+, Safari 2?, Chrome any?
  /* Opera 9+, IE 9+ */
  opacity: 0.3;
}