<div style="position: absolute; left: 10; top: 610; filter: mask(color=#ffffff); width: 160; height: 120">
<html>
<head>
<style>
div
{
width:160px;
height:120px;
}
</style>
</head>
<body>
Alpha:
<div style="filter:alpha(Opacity=20)">
<img src="/img/eg_landscape.jpg" width="160" height="120" />
</div>
Gray:
<div style="filter:gray()">
Invert:
<div style="filter:invert()">