onpropertypchange

<html>
<head>
<script language="javascript">
function changeBox(status)
{
textbox.style.display = status ? "" : "none"
}
</script>

<script language="javascript" for="test" event="onpropertychange">
var propName = event.propertyName
var propValue = this[propName]

switch(propName)
{
case "checked":
changeBox(propValue)
break;
}
</script>
</head>

<body>
<input type="radio" id="test" name="radio" checked="true" />
<input type="radio" name="radio" />
<input id="textbox" />
</body>
</html>

posted @ 2008-05-16 15:01  Lee Vane  阅读(136)  评论(0)    收藏  举报