Le fichier png-opacity-2.htc, modifié par mes soins :
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<public:component>
<public:attach event="onpropertychange" onevent="propertyChanged()" />
<script>
/*
* PNG Behavior
*
* This script was created by Erik Arvidsson (erik(at)eae.net)
* for WebFX (http://webfx.eae.net)
* Copyright 2002
*
* For usage see license at http://webfx.eae.net/license.html
*
* Version: 2.00
* Created: 2001-??-?? First working version
* Updated: 2002-03-28 Fixed issue when starting with a non png image and
* switching between non png images
* 2003-01-06 Fixed RegExp to correctly work with IE 5.0x
* 2007-05-01 Par Flachy Joe (flachyjoe(at)hotmail(dot)com)
*
Nouvelle utilisation : <img style="behaviour:url(png-opacity-2.htc)" src="image.png" /> * Le script fonctionne au chargement et au changement d'image (modification de src).
*/
var supported = /MSIE (5\.5)|[6789]/.test(navigator.userAgent) && navigator.platform == "Win32";
var realSrc;
var blankSrc = "blank.gif";
if (supported){
fixImage();
}
function propertyChanged() {
if (!supported) return;
var pName = event.propertyName;
if (pName != "src") return;
// if not set to blank
if ( ! new RegExp(blankSrc).test(src))
fixImage();
};
function fixImage() {
// Get the newly created image for manipulation. -Porter
var img = element;
// get src
var src = img.src;
var width = img.width;
var height = img.height;
// check for real change
if (src == realSrc) {
img.src = blankSrc;
return;
}
if ( ! new RegExp(blankSrc).test(src)) {
// backup old src
realSrc = src;
}
// test for png
if (/\.png$/.test(realSrc.toLowerCase() ) ) {
// set blank image
img.src = blankSrc;
img.width = width;
img.height = height;
// set filter
img.runtimeStyle.filter = "progid:DXImageTransform.Microsoft.AlphaImageLoader(src='" +
src + "',sizingMethod='scale')";
// Remove the background image version of the PNG. -Porter
element.style.backgroundImage = "none";
}
else {
// remove filter
img.runtimeStyle.filter = "";
}
}
</script>
</public:component>
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Flachy Joe