/*
html,body *{
	-webkit-filter: grayscale(100%);
	-moz-filter: grayscale(100%);
	-ms-filter: grayscale(100%); 
	-o-filter: grayscale(100%); 
	filter: grayscale(100%);
	filter:progid:DXImageTransform.Microsoft.BasicImage(grayscale=1); 
	filter:gray;
}
*/