我用了如下代码在测试的一个网站中解决了IE6和png图片的兼容问题,但是在web项目中png图片直接就一闪就不显示了,为什么呢,该如何解决?
<script language="javascript" type="text/javascript">
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 + "\', sizingMethod='scale');\"></span>"
img.outerHTML = strNewHTML
i = i - 1
};
};
};
if (navigator.userAgent.indexOf("MSIE") > -1) {
window.attachEvent("onload", co
<script language="javascript" type="text/javascript">
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 + "\', sizingMethod='scale');\"></span>"
img.outerHTML = strNewHTML
i = i - 1
};
};
};
if (navigator.userAgent.indexOf("MSIE") > -1) {
window.attachEvent("onload", co
针对css背景png,实施如下。
程序代码
background-image: url(绝对路径/你的图.png)!important;/* FF IE7 */
background-repeat: no-repeat;
_filter: progid:DXImageTransform.Microsoft.AlphaImageLoader(src='绝对路径/你的图.png'); /* IE6 */
_background-image: none; /* IE6 */说明:
Firefox、Opera、IE7 等完全支持 PNG 透明图片的浏览器,而 IE6 不能很好识别,所有我们可以通过这来定义Firefox、Opera、IE7 等浏览器中 PNG 图片的样式。如下:
#png {background: url(绝对路径/images/bg.png) repeat;}而对于 IE6,我们都通过滤镜的方法来定义。我们通过只有 IE6 才识别的下划线(_),来定义 IE6 浏览器中的滤镜。如下:
#png {
_filter: progid:DXImageTransform.Microsoft.AlphaImageLoader(enabled='true', sizinMethod='scale', xsrc="绝对路径/images/bg.png");
_background:none;
}这样综合起来的最后的解决方法就是:
#png {
background: url(绝对路径/images/bg.png) repeat;
_filter: progid:DXImageTransform.Microsoft.AlphaImageLoader(enabled='true', sizingMethod='scale', xsrc="绝对路径/images/bg.png");
_background:none;
}
JS版
程序代码
<script language="JavaScript">
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 + "\', sizingMethod='scale');\"></span>"
img.outerHTML = strNewHTML
i = i-1
}
}
}
window.attachEvent("onload", correctPNG);
</script>
用png的时候一定要是绝对路径?