function fixPNG() { 

    var obj = document.getElementById("../images/Intro/spacer.gif"); 

    var bg = obj.currentStyle.backgroundImage; 

    var src = bg.substring(5,bg.length-2); 

    obj.style.filter = "progid:DXImageTransform.Microsoft.AlphaImageLoader(src='" + src + "', sizingMethod='scale')"; 

    obj.style.backgroundImage = "none"; 

}