<! -- mixed up. what will happen? -->
<html><head>
   <script>
function yellow(){document.bgColor='yellow';}
function white(){document.bgColor='white';}
   </script>
</head>
<body>
   <form>
<input type="button" value="Change toYellow"
name="buttonY“ onClick="white()">
<input type="button" value="Change to White"     name="buttonW“ onClick="yellow()">
   </form>
</body></html>