Back when IE was king like version 5.5 and say 6.0. There was a great little way to make your pages Fade or transitionally fade. This only works in IE engines.
<meta http-equiv="Page-Exit" content="filter: progid:DXImagetransform.Microsoft.blendtrans(duration=0.15)" />
<meta http-equiv="Page-Enter" content="filter: progid:DXImagetransform.Microsoft.blendtrans(duration=0.15)" />