* {margin:0; padding:0;}
body {background:#000000; height:100%; width:100%;}
#gallery {position:relative; margin:0 auto; cursor:n-resize;}
#gallery img {width:100%; display:block;}	
#gallery span{position:absolute; z-index:1; height:100%; width:100%; overflow:hidden; display:block; background:url(img/raster.png) repeat;}
*html #gallery span {display:none;} /*hide png raster from ie6*/