add the following code in the <HEAD> </HEAD> part of your document:
<script type="text/javascript">
<!--
function clearDefault(el) {
if (el.defaultValue==el.value) el.value = ""
}
// -->
</script>
Then use this script in your search/text box:
<FORM>
Email: <INPUT TYPE=text VALUE="E-Mail Address" ONFOCUS="clearDefault(this)"><BR>
Search: <INPUT TYPE=text VALUE="Search Text" ONFOCUS="clearDefault(this)">
</FORM>