function correctPNG(imgObj,all) {
    var arVersion = navigator.appVersion.split("MSIE");
    var version = parseFloat(arVersion[1]);
    
    if ((version > 6) || !document.body.filters) return;
    
    if (all) {
        var images = document.getElementsByTagName('img');
        for (i=0; i<images.length; i++) 
		{
			str = images[i].src;
			//alert(str.length);
			leng=str.length-4;
			
			//alert(str.substr(leng,4));
			gta=str.substr(leng,4);
			if((gta==".png"))
			{	
			//alert(gta);
			correctPNG(images[i],false);
			}
			
		}
        return;
    }
        
    var imgWidth = imgObj.width;
    var imgHeight = imgObj.height;
    var imgSrc = imgObj.src;
    imgObj.src = './images/px.gif';
    imgObj.runtimeStyle.filter="progid:DXImageTransform.Microsoft.AlphaImageLoader (src='"+ imgSrc + "')";
    imgObj.width = imgWidth;
    imgObj.heigh = imgHeight;
}