Snippets → CSS
Display a black&white version of an image using CSS
CSS class to display a black&white version of an image.
img.desaturate { filter: grayscale(100%);
-webkit-filter: grayscale(100%);
-moz-filter: grayscale(100%);
-ms-filter: grayscale(100%);
-o-filter: grayscale(100%);
}
Source: http://demosthenes.info/blog/532/Convert-Images-To-Black--Wh...
Nice share Jean