function png_() {
if (navigator.appName == 'Microsoft Internet Explorer') {
for (i = 0; i < document.images.length; i++) {
img = document.images[i].src;
b=img.split('/');
b=b[b.length-1].split('.');
if (b[1]=='png') {
document.images[i].src='/img/spacer.gif';
document.images[i].style.filter='progid:DXImageTransform.Microsoft.AlphaImageLoader(src='+img+')';
}
}
}
}