// 修复 IE 下 PNG 图片不能透明显示的问题
function fixPng(myImage)
{
	var arVersion = navigator.appVersion.split("MSIE");
	var version = parseFloat(arVersion[1]);

	if ((version >= 5.5) && (version < 7) && (document.body.filters))
	{
		var imgID = (myImage.id) ? "id='" + myImage.id + "' " : "";
		var imgClass = (myImage.className) ? "class='" + myImage.className + "' " : "";
		var imgTitle = (myImage.title) ? "title='" + myImage.title  + "' " : "title='" + myImage.alt + "' ";
		var imgStyle = "display:inline-block;" + myImage.style.cssText;
		var strNewHTML = "<span " + imgID + imgClass + imgTitle
			+ " style=\"" + "width:" + myImage.width
			+ "px; height:" + myImage.height
			+ "px;" + imgStyle + ";"
			+ "filter:progid:DXImageTransform.Microsoft.AlphaImageLoader"
			+ "(src=\'" + myImage.src + "\', sizingMethod='scale');\"></span>";
		myImage.outerHTML = strNewHTML;
	}
}