<html>
<head>
<script language="javascript" type="text/javascript">
function SubmitIt(carForm) {
doorOption = -1
if (carForm.DoorCt[doorOption].value == "fourDoor" && carForm.sunroof.checked) {
alert("The sunroof is only available on the two door model")
return false
}
return true
}
function doorSet(sunroofField) {
if (sunroofField.checked) {
for (i=0; i<document.myForm.DoorCt.length; i++) {
if (document.myForm.DoorCt[i].value == "twoDoor") {
document.myForm.DoorCt[i].checked = true
}
}
}
}
</script>
</head>
<body>
<h2>
Car Picker<p>
<form onSubmit="return SubmitIt(this)" action="ok.asp" name="myForm">
Doors:
<br>
<input type="CHECKBOX" name="sunroof" value="YES" onClick="doorSet(this)">Sunroof(two door only)
<br><br>
<input type="radio" value="twoDoor" name="DoorCt">two
<input type="radio" value="fourDoor" name="DoorCt">Four
<br>
<input type="Submit" value="Submit">
</form></h2>
</body>
</html>