function pngImage(styledir, src, width, height) 
{
  var buffer;
  var ua = navigator.userAgent.toLowerCase();
  if (ua.indexOf("msie 6.0") != -1)
  {
    var SPACER = styledir + "spacer.png";
    buffer = "<img src=\"" + SPACER + "\"" +
             " style=\" height: " + height + "px;" + 
             " width: " + width + "px; " +
             "filter: progid:DXImageTransform.Microsoft.AlphaImageLoader(src='" + src + "', sizingMethod=scale);\">";
  }
  else
  {
  	buffer = "<img height=\"" + height + "\" width=\"" + width + "\" src=\""+ src+"\">"
  }
  document.write(buffer);
}