.element
{
	/* Mozilla ignores crazy MS image filters, so it will skip the following */    
	width: 48px;
	height: 48px;
	//filter:progid:DXImageTransform.Microsoft.AlphaImageLoader(enabled=true, sizingMethod=scale src='images/pushpin/pin1_purple48.png');
}

/* IE ignores styles with [attributes], so it will skip the following. */
.element[class]
{   
	width: 48px;
	height: 48px;
	background: url(images/pushpin/pin1_purple48.png.jpg) no-repeat center center;
}