<html>
<head>
<title></title>
<script type="text/javascript">
function SetRead(){
df = document.testform;
if(df.cb_test.checked){
df.textfeld.readOnly = true;
}else{
df.textfeld.readOnly = false;
}
}
</script>
</head>
<body text="#000000" bgcolor="#FFFFFF" link="#FF0000" alink="#FF0000" vlink="#FF0000">
<form name="testform">
<textarea name="textfeld" cols="" rows=""></textarea><br />
deaktivieren:<input type="Checkbox" name="cb_test" onclick="SetRead()">
</form>
</body>
</html>
gruß hein