Untitled

<script>
function test(a,b,c)
{
    return false;
}
</script>
</head>

<body>
<cfform id="form1" name="form1" method="post" action="">
    <cftextarea type="text" name="textfield" id="textfield" onvalidate="test" message="aaa"></cftextarea>
    <cfinput type="submit" name="button" id="button" value="Submit" />
</cfform>