//解决ie6 png格式图片背景透明问题
<script type="text/javascript">
function PngCompatible(){}
PngCompatible.bwType = {
isIE : (-1 != navigator.userAgent.indexOf('MSIE')),
isFF : (-1 != navigator.userAgent.indexOf("Firefox")),
isIE6 : (-1 != navigator.userAgent.indexOf('MSIE 6.0'))
};
function correctPNG()
{
for(var i=0; i<document.images.length; i++)
{
var img = document.images[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 + "');"></span>"
img.outerHTML = strNewHTML
i = i-1
}
}
}
$(document).ready(function(){if(PngCompatible.bwType.isIE){correctPNG();}});
</script>
放在页面底部