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Image Effects
Gradual Highlight Image script
Developer's View
<html>
<head>
<style type="text/css">
.gradualshine{
filter:alpha(opacity=30);
-moz-opacity:0.3;
}
</style>
<script type="text/javascript">
/***********************************************
* Gradual Highlight image script- © Dynamic Drive DHTML code library
(www.dynamicdrive.com)
* This notice MUST stay intact for legal use
* Visit Dynamic Drive at http://www.dynamicdrive.com/ for full source code
***********************************************/
var baseopacity=30
function slowhigh(which2){
imgobj=which2
browserdetect=which2.filters? "ie" : typeof which2.style.MozOpacity=="string"?
"mozilla" : ""
instantset(baseopacity)
highlighting=setInterval("gradualfade(imgobj)",50)
}
function slowlow(which2){
cleartimer()
instantset(baseopacity)
}
function instantset(degree){
if (browserdetect=="mozilla")
imgobj.style.MozOpacity=degree/100
else if (browserdetect=="ie")
imgobj.filters.alpha.opacity=degree
}
function cleartimer(){
if (window.highlighting) clearInterval(highlighting)
}
function gradualfade(cur2){
if (browserdetect=="mozilla" && cur2.style.MozOpacity<1)
cur2.style.MozOpacity=Math.min(parseFloat(cur2.style.MozOpacity)+0.1, 0.99)
else if (browserdetect=="ie" && cur2.filters.alpha.opacity<100)
cur2.filters.alpha.opacity+=10
else if (window.highlighting)
clearInterval(highlighting)
}
</script>
</head>
<body>
<a href="whatever.htm"><img src="mygif.gif" border=0
class="gradualshine" onMouseover="slowhigh(this)" onMouseout="slowlow(this)"></a>
</body>
</html>
