.transp {
/* Mozilla ignores crazy MS image filters, so it will skip the following */
filter:progid:DXImageTransform.Microsoft.AlphaImageLoader(enabled=true, sizingMethod=scale src='irakurle.png');
}
/* IE ignores styles with [attributes], so it will skip the following. */
.transp [class] {
background-image:url('irakurle.png');
}