function fnLoadPngs()
{
	var rslt = navigator.appVersion.match(/MSIE (\d+\.\d+)/, '');
	var itsAllGood = (rslt != null && Number(rslt[1]) >= 5.5);

	for (var i = document.images.length - 1, img = null; (img = document.images[i]); i--)
	{
		if (itsAllGood && img.src.match(/\.png$/i) != null)
		{
			var src = img.src;
			var div = document.createElement("DIV");
			div.style.filter = "progid:DXImageTransform.Microsoft.AlphaImageLoader(src='" + src + "', sizing='scale')"
			div.style.width = img.width + "px";
			div.style.height = img.height + "px";
			img.replaceNode(div);
		}
		img.style.visibility = "visible";
	}
}


function alphaBackgrounds(mediaDir){
	var rslt = navigator.appVersion.match(/MSIE (\d+\.\d+)/, '');
	var itsAllGood = (rslt != null && Number(rslt[1]) >= 5.5);
	for (i=0; i<document.all.length; i++){
		var bg = document.all[i].currentStyle.backgroundImage;
		if (itsAllGood && bg){
			if (bg.match(/\.png/i) != null){ 
				var mypng = bg.substring(5,bg.length-2);
				document.all[i].style.filter = "progid:DXImageTransform.Microsoft.AlphaImageLoader(src='"+mypng+"', sizingMethod='scale')";
				document.all[i].style.backgroundImage = "url('"+mediaDir+"/empty.gif')";
			}
		}
	}
}

function alphaInputImages(mediaDir) { 
	var rslt = navigator.appVersion.match(/MSIE (\d+\.\d+)/, '');
	var itsAllGood = (rslt != null && Number(rslt[1]) >= 5.5);
	var inputs = document.getElementsByTagName('input');
	if(itsAllGood) {
		for(var i=0, n=inputs.length; i<n; i++) {
			if(inputs[i].getAttribute('type') == 'image') {
				var mypng = inputs[i].getAttribute('src');
				inputs[i].style.filter = "progid:DXImageTransform.Microsoft.AlphaImageLoader(src='"+mypng+"', sizingMethod='scale')";
				inputs[i].style.backgroundImage = "none";
				inputs[i].setAttribute('src', mediaDir+'/empty.gif');
			}
		}
	}
	else {
		//alert('its not good');
	}
}