.png { 
	filter: expression(
		(runtimeStyle.filter == '') ? runtimeStyle.filter = 'progid:DXImageTransform.Microsoft.AlphaImageLoader(src='+currentStyle.backgroundImage.split('\"')[1]+', sizingMethod=crop)' : runtimeStyle.filter,
		runtimeStyle.backgroundImage = 'none');
}
.png a { position: relative; }
img.png {
	filter: expression(
		(runtimeStyle.filter == '') ? runtimeStyle.filter = 'progid:DXImageTransform.Microsoft.AlphaImageLoader(src='+src+', sizingMethod=scale)' : '',
		width = width,
		src = '/img/null.gif');
}