.grid-wud-wrapper:hover > .grid-wud-image{ 
    -moz-transform: scale(1.05);
    -ms-transform: scale(1.05);
    -webkit-transform: scale(1.05);
    transform: scale(1.05);	
	filter:gray alpha(opacity=30);
	-webkit-filter:grayscale(30%);
	filter: grayscale(30%);
	-webkit-backface-visibility:hidden;
}

.grid-4-wud-wrapper:hover > .grid-4-wud-image{ 
    -moz-transform: scale(1.05);
    -ms-transform: scale(1.05);
    -webkit-transform: scale(1.05);
    transform: scale(1.05);	
	filter:gray alpha(opacity=30);
	-webkit-filter:grayscale(30%);
	filter: grayscale(30%);
	-webkit-backface-visibility:hidden;
}