<HTML>
<HEAD>
<SCRIPT>
function answer(arg) {
arg ? alert("Yes") : alert("No");
}
</SCRIPT>
</HEAD>
<BODY>
<P>INPUT: <INPUT type="text" ID="oInput" VALUE="oInput" /></P>
<P>SPAN: <SPAN ID="oSpan">oSpan</SPAN></P>
<BUTTON >
Can the INPUT contain HTML?
</BUTTON>
<BUTTON >
Can the SPAN contain HTML?
</BUTTON>
</BODY>
</HTML>