var g_bIE = (document.all && !window.opera)?true:false;
var g_bSafari = /Safari/.test(navigator.userAgent);
//Detect IE old versions
var g_bIE5 = false;
var g_bIE6 = false;
var version=0
if (navigator.appVersion.indexOf("MSIE")!=-1)
{
	temp=navigator.appVersion.split("MSIE")
	version=parseFloat(temp[1])
}
if (version>=5.0 && version<6.0)g_bIE5 = true;
if (version>=6.0 && version<7.0)g_bIE6 = true;
var g_bIElt7 = g_bIE5 || g_bIE6;

// correctly handle PNG transparency in Win IE 5.5 & 6.
// finds all images, but if called with image objects as arguments,
// only these will be corrected (NOT FOR CSS BACKGROUNDS!)
function correctPNG()
{
	var arVersion = navigator.appVersion.split("MSIE")
	var version = parseFloat(arVersion[1]);

	if ((version >= 5.5) && (typeof document.body.filters != 'unknown'))
	{
		var imgObjs = document.images;
		for(var i=0; i<imgObjs.length; i++)
		{
			var img = imgObjs[i]
			var imgName = img.src.toUpperCase(); 
			if (imgName.substring(imgName.length-3, imgName.length) == "PNG")
			{
				var imgID = (img.id) ? "id='" + img.id + "' " : "";
				var imgClass = (img.className) ? "class='" + img.className + "' " : "";
				var imgTitle = (img.title) ? "title='" + img.title + "' " : "title='" + img.alt + "' ";
				var imgStyle = "display:inline-block;" + img.style.cssText;
				if (img.align == "left") imgStyle = "float:left;" + imgStyle;
				if (img.align == "right") imgStyle = "float:right;" + imgStyle;
				if (img.parentElement.href) imgStyle = "cursor:hand;" + imgStyle;
				var strNewHTML = "<span " + imgID + imgClass + imgTitle
					+ " style=\"" + "width:" + img.width + "px; height:" + img.height + "px;" + imgStyle + ";"
					+ "filter:progid:DXImageTransform.Microsoft.AlphaImageLoader"
					+ "(src=\'" + img.src + "\', sizingMethod='scale');\"></span>";
					img.outerHTML = strNewHTML;
					i = i-1;
			}
		}
	}
}
if(g_bIElt7)window.attachEvent("onload", correctPNG);